Smartphones and Cellular Handsets

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Application Notes

App Note 5404: LFRD003: Water Meter Automatic Meter Reading (AMR) Reference Design
App Note 5391: LFRD002: Wireless Automatic Meter Reading Reference Design
App Note 5329: Implementing Flawless Designs with Accurate I²C Real-Time Clocks
App Note 5320: Intelligent Lighting Controller Measures Ambient Light and Tracks Time
App Note 5300: RF Basics
App Note 5296: An Easy-to-Understand Explanation of Calibration in Touch-Screen Systems
App Note 5291: ASK Transmitter/Receiver Pair Serves as an Automotive Antitheft Alert System
App Note 5290: Higher Integration Drives the Newest Generations of Smartphones
App Note 5223: Designing a Temperature-Based Heating System for an Automotive Engine Preheater
App Note 5150: Simple Wireless Temperature Monitor Also Has Data-Logging Capabilities
App Note 5148: Device Configuration for Skype Long-Range Speakerphone and TV Applications
App Note 4811: MAXQ® Family User's Guide
App Note 5133: Power-Supply Solutions for Altera FPGAs
App Note 5132: Power-Supply Solutions for Xilinx FPGAs
App Note 5129: Stabilize Your Transimpedance Amplifier
App Note 5122: Touch-Screen Technologies Enable Greater Interaction Between User and Device
App Note 5100: General Layout Guidelines for RF and Mixed-Signal PCBs
App Note 5099: Alarm Sounds When RF Transmitter is Out of Range
App Note 5093: TacTouch™ Product Brief
App Note 5087: Reach Farther with Your Proximity Sensor
App Note 5085: Circuit Detects and Locates Hidden RF Bugs
App Note 5083: Digital-to-Analog Converter Fine-Tunes Reference Output
App Note 5074: Implementing an ADC with a Microcontroller, an Op Amp, and Resistors
App Note 5059: Thermal Noise Calculator Tutorial
App Note 5051: Ambient-Light Sensing Optimizes Visibility and Battery Life of Portable Displays
App Note 5047: Projected-Capacitive Touch Systems from the Controller Point of View
App Note 5042: Implementing Nonvolatile, Nonresettable Counters for Embedded Systems
App Note 5036: Calibration Circuit Library
App Note 5033: The Importance of Being Earnest (About Reading from an ADC on the I²C Interface)
App Note 5032: Modern Thermocouples and a High-Resolution Delta-Sigma ADC Enable High-Precision Temperature Measurement
App Note 5030: Designing a Proximity Sensor into a Handheld Touch-Screen Application
App Note 5026: Protecting 5V 1-Wire® Slaves from Overvoltage Exposure
App Note 4993: Reduce the Chances of Human Error: Part 2, Super Amps and Filters for Analog Interface
App Note 4992: Reduce the Chances of Human Error: Part 1, Power and Ground
App Note 4991: Oops...Practical ESD Protection vs. Foolhardy Placebos
App Note 4939: How to Implement End-of-Conversion Detection in Maxim's Ambient Light Sensors
App Note 4931: IEEE 1451.4 Class 1 MMI Smart Transducer Digital Driver Circuit
App Note 4930: Easy Modifications to Sustain a Design with the DS2409 MicroLAN™ Coupler
App Note 4913: A Simple Implementation of LCD Brightness Control Using the MAX44009 Ambient-Light Sensor
App Note 4872: Protect Your Integrated-FET Power Switches with Automatic Current-Limit Adjustment
App Note 4871: Optimize the MAX44007 Ambient Light Sensor for Use in Applications with Black Glass
App Note 4840: Battery/Charger Load Switch Approximates Ideal Diode
App Note 4837: Protect Current-Sense Amplifiers from Negative Overvoltage
App Note 4827: High-Speed Microcontroller User's Guide
App Note 4825: MAXQ® Family User's Guide: MAXQ8913 Supplement
App Note 4809: Designing Next-Generation Payment Terminals That Meet PCI PTS 3.x Requirements
App Note 4803: The Basics of USB Battery Charging: a Survival Guide
App Note 4802: Programming Flash Memory in the MAX11855 Touch-Screen Controller
App Note 4723: Eliminating Audible Transients in Audio Systems
App Note 4717: Injection Molding an IC into a Connector or Consumable Item
App Note 4706: Tactile Feedback Solutions Using Piezoelectric Actuators
App Note 4704: Introduction to Electronic Calibration and Methods for Correcting Manufacturing Tolerances in Industrial Equipment Designs
App Note 4703: Introduction to Electronic Calibration and Methods for Correcting Manufacturing Tolerances in Medical Equipment Designs
App Note 4702: Easily Add Memory, Security, Monitoring, and Control to Medical Sensors and Consumables
App Note 4701: Introduction to Programmable Logic Controllers (PLCs) and the Operational Function of Main System Modules
App Note 4700: Introduction to Medical Instruments and Growing Trend for Point-of-Care and Near-Patient Testing
App Note 4699: Overview of Sensor Signal Paths
App Note 4698: Introduction to Dialysis Machines
App Note 4694: Introduction to Digital Stethoscopes and Electrical Component Selection Criteria
App Note 4693: Introduction to Electrocardiographs
App Note 4692: Introduction to Ventilators and Ventilation Rate Measurements
App Note 4691: Introduction to Hearing Aids and Important Design Considerations
App Note 4690: Important Design Considerations for Digital Thermometers
App Note 4689: Blood Pressure Monitor Design Considerations
App Note 4688: Introduction to Spirometers and Important Design Considerations for Selecting Electrical Components
App Note 4686: Important Design Considerations for Heart-Rate and Fitness Monitors
App Note 4685: How Continuous Positive Airway Pressure (CPAP) Respiratory Ventilation Systems Function
App Note 4679: Thermal Management Handbook
App Note 4678: Advantages of Internet Protocol (IP) Cameras and H.264 Compression for Security and Surveillance Video
App Note 4677: Important Considerations for Infusion Pump and Portable Medical Designs
App Note 4675: Important Considerations for Insulin Pump and Portable Medical Designs
App Note 4671: Improve Sensor Performance and SNR in Pulse Oximeter Designs
App Note 4666: Using Key-Switch Controllers in Smartphones
App Note 4659: Blood Glucose Meters
App Note 4656: External MOSFET Reduces I²R Losses in Smart Power Selector™-Based Chargers
App Note 4651: Web Seminar: Wireless Technology Tutorial
App Note 4632: Phase Delay Enhances 3D Audio
App Note 4626: Multiple-Pulse Generator Aids IC Testing
App Note 4623: Smart Cable Aids Quality Control and Authentication
App Note 4621: Simple Circuit Prevents USB Current Overshoot During Insertion
App Note 4611: Tuning the MAX2009/MAX2010 RF Predistorters for Optimal Performance
App Note 4606: Self-Starting Can Be Hard to Do—Understanding Power-on-Reset Requirements in Regulators and Bandgaps
App Note 4605: Avoid Design Misinterpretations that Put System Operation in Jeopardy
App Note 4600: Simple Software Validates the Hardware CRC and Detects Errors in the Serial Bit Stream of 1-Wire® Thermal Devices
App Note 4576: Protect LED Driver in Backlit Displays
App Note 4568: Bipolar DC-Voltage Detector Offers Sensitivity and Precision
App Note 4567: Simple Timeout Protection for High Current Flash LED Drivers
App Note 4563: Dynamic Siphon Steals Current from USB Port
App Note 4561: Linear Brightness Controller for LEDs Has 64 Taps
App Note 4559: Resistor Network Sets Gain for Fixed-Gain Differential Amplifier
App Note 4555: Circuit Guards Amplifier Outputs Against Overvoltage
App Note 4551: Simple Circuit Limits Amplifier's Output
App Note 4544: Shut Down a Current-Sense Amplifier via Its Supply Pins
App Note 4539: Precise Calibration of Dual-Slope ADCs
App Note 4533: An LED Target-Practice Game Uses the MAXQ2000 and MAX7312
App Note 4519: Simple and Easy Power-OK Indicator Detects Under- and Over-Voltage
App Note 4516: Simple Circuit Protects Automotive Video Drivers from Overvoltage
App Note 4515: Adjusting the output voltages of the MAX8660/MAX8661
App Note 4511: Adjustable Hysteresis in Microprocessor-Reset ICs
App Note 4509: DC Voltage Controls PWM Dimming of High-Brightness LEDs (HB LEDs)
App Note 4503: Driver Provides Proportional Solenoid Control Without PLC or µC
App Note 4501: Simple Current Limiter Is Programmable
App Note 4500: Negative Step-Down Converter Requires No Inductor
App Note 4494: Methods for Calibrating Gain Error in Data-Converter Systems
App Note 4490: How Signal Chains and PLCs Impact Our Lives
App Note 4484: In-Circuit Programming Switch
App Note 4477: Reference Design of a 1-Wire® Bidirectional Voltage-Level Translator for 1.8V to 5V
App Note 4472: How to Apply Additional PWM Intensity Control to LED Drivers
App Note 4469: Bipolar Stepper-Motor Driver has Few Components
App Note 4467: Wake up and hear the IR
App Note 4458: Executing Application Code from RAM on the MAXQ8913 Microcontroller
App Note 4449: How to Pick a Click-and-Pop Suppressor
App Note 4444: Single-Pushbutton ON/OFF Power Control
App Note 4438: Protect Current-Sense Amplifiers Against Overvoltage Transients
App Note 4437: Zero-Drift Instrumentation Amplifier (IA) Takes the Strain out of Sensor Measurements
App Note 4428: Rail-to-Rail: Railroading and the Electronics of Op Amps
App Note 4427: Demonstrating Green Technology with Apples, Oranges, Lemons, and Limes
App Note 4420: Automatically Initializing Data Segment Values in MAX-IDE
App Note 4418: I²C Interface Connects Compact Flash Card to Microcontroller
App Note 4411: Headphone Attenuator Includes Microphone Monitor
App Note 4402: Square-wave Oscillator Includes No External Components
App Note 4377: Comparison of the DS18B20 and DS18S20 1-Wire® Digital Thermometers
App Note 4348: Minimize Voltage Offsets in Precision Amplifiers
App Note 4346: Pots, Pans, Logs, and Linear Digital Pots Create Arbitrary Voltage Curves
App Note 4345: Well Grounded, Digital Is Analog
App Note 4344: Rail Splitter, from Abraham Lincoln to Virtual Ground
App Note 4335: Saving Energy: Little Things Mean a Lot
App Note 4327: Keep Power Consumption in Check with Low-Power Comparators that Autosense Plugged-In Accessories
App Note 4324: Variable Resistor and Temperature-Indexed Lookup Table (LUT) Compensate for Regulator Output
App Note 4314: Getting Started with the MAXQ610 Evaluation Kit (EV Kit) and the IAR Embedded Workbench
App Note 4300: Calculating the Error Budget in Precision Digital-to-Analog Converter (DAC) Applications
App Note 4298: Constructing a Pushbutton Interface for the DS1845/DS1855 Digital Potentiometers
App Note 4297: Battery Selection for Secure Supervisor Applications
App Note 4295: Small-Signal Bandwidth in a Big-Band Era
App Note 4294: Differential Gain and Phase—Why Measure It, if You Cannot See It?
App Note 4292: Where Is Ground?
App Note 4291: Stack References for Higher Adjustable Voltages from a Digital Pot
App Note 4290: Ratiometric Design Overcomes the 25% Tolerance of a Digital Potentiometer
App Note 4287: Reconstructing Analog Video with the Maxim Video Filter Family
App Note 4286: Providing Additional Low-Frequency Rejection with the MAX2659 GSP Low-Noise Amplifier (LNA)
App Note 4282: HFRD-33.0 HDMI and DVI, 4 x 4 Crosspoint Switch
App Note 4279: MAX2769 GPS Reference Design
App Note 4277: Getting Started with the MAXQ2000 USB Thumb Evaluation Kit
App Note 4276: WLAN Reference Design with the MAX2830
App Note 4275: GPS USB Reference Design with the MAX2769
App Note 4268: Ultra-Small UCSP™ Devices Improve Battery Management in Portable Applications
App Note 4264: Increasing the IP3 of the MAX2659 Low-Noise Amplifier (LNA)
App Note 4259: MAX2165 Single-Loop AGC Control Solution for the Chinese Terrestrial TV Standard GB20600
App Note 4255: How to Power the Extended Features of 1-Wire® Devices
App Note 4253: PWM Intensity Control for the MAX6964 LED Driver
App Note 4247: Oscillator Design Considerations for Low-Current Applications
App Note 4244: Secure Managers Provide Multifaceted Monitoring to Ensure System Security
App Note 4237: Universal GPS Receiver Lets You Use a Laptop PC for Soft Baseband Processing
App Note 4235: Two Methods for Shutting Down a Current-Sense Amplifier
App Note 4234: AC-Based Continuity Tester Finds Single-Ended Faults
App Note 4232: HFRD-34.0 4 x 4 DVI KVM Switch
App Note 4224: Using the DS2786 Battery Fuel Gauge in the Host Side of a 2-Cell Battery Application
App Note 4223: The evolution of the RS-232 transceiver
App Note 4219: Protection Circuitry for Reversed Charger Connections to the DS2784 High-Side nFET Protector
App Note 4215: Estimating Switching Speed for the DS2712 NiMH Battery Charger
App Note 4214: Estimating Switching Speed for the DS2715 NiMH Battery Charger
App Note 4199: Porting Applications from the High-Speed Micro Family to Ultra-High-Speed Flash Microcontrollers
App Note 4192: Adding Thermal Protection to the DS2784 Stand-Alone Fuel Gauge
App Note 4189: Characterizing a Lithium-Ion (Li+) Cell for Use with an Open-Circuit-Voltage (OCV) Based Fuel Gauge
App Note 4188: Calibrating the Current Offset Bias (COB) Register for the DS278x Family of Fuel Gauges
App Note 4187: Negative Charge Pumps Achieve Inductor-Like Efficiency for WLED Backlights
App Note 4181: Simplify the Design of 1-Cell Li+ Battery-Operated Devices
App Note 4180: Optimizing the Load-Switch Function of the DS2715 Battery-Charger IC
App Note 4174: MAX2165 DMB-TH USB Dongle Reference Design
App Note 4172: MAX2160 ISDB-T Reference Design
App Note 4167: Cookbook for Analog Video Filtering in Camera Systems
App Note 4164: Amplifier Considerations in Ceramic Speaker Applications
App Note 4156: Reference Design for an 802.11b/g RF Front-End Module Using the MAX2830
App Note 4141: Programming and Testing a DS2786-Based Circuit
App Note 4132: Attachment methods for the electro-mechanical SFN package
App Note 4114: Calibrating RSGAIN for the DS278x Family of Fuel Gauges
App Note 4106: Using the DS2786 Battery Fuel Gauge in a 2-Cell Battery Pack
App Note 4088: New-Generation Video Filter Amplifiers Extend Battery Life in Handheld Video Systems
App Note 4080: Communication Flowchart for the DS2703
App Note 4054: Using the MAX7359 for Multifunctional and Gaming Keys on PDAs/Smartphones: A Programming Guide
App Note 4051: Using an Analog Voltage to Control a Digital Potentiometer
App Note 4050: Current Sensing on a Negative Voltage Supply Rail, using a Precision Instrumentation Amplifier
App Note 4049: MAX8660/MAX8661 PCB Layout Guide
App Note 4044: Tuning the MAX2640 Low-Noise Amplifier (LNA) for a 470MHz to 770MHz ISDB-T Application
App Note 4043: Storing Fuel Gauge Parameters in the DS2784
App Note 4034: Three is a Crowd for Instrumentation Amplifiers
App Note 4028: How to Level Shift Video Signals for DC-Coupled Video Amplifiers/Filters
App Note 4026: Implementing Cold-Junction Compensation in Thermocouple Applications
App Note 4025: DACs vs. Digital Potentiometers: Which Is Right for My Application?
App Note 4024: SPI/I²C Bus Lines Control Multiple Peripherals
App Note 4021: MAX6956 Programming Guide
App Note 4013: MAX2205—Detecting High Peak-to-Average Ratio Signals
App Note 4002: Understanding Flip-Chip and Chip-Scale Package Technologies and Their Applications
App Note 3999: Overview of Rechargeable Batteries and Fast Stand-Alone Chargers
App Note 3996: Logging the Linear Digital Potentiometer
App Note 3992: Interpreting the Open-Circuit-Voltage (OCV) Fuel Gauge of the DS2786
App Note 3989: Add Control, Memory, Security, and Mixed-Signal Functions with a Single Contact
App Note 3978: Getting Started with the DS2786K
App Note 3977: Class D Amplifiers: Fundamentals of Operation and Recent Developments
App Note 3976: Embedded Security Going Forward
App Note 3973: Maxim's Active-Emissions-Limiting Circuitry Demystified
App Note 3971: Using a Digital Potentiometer for Push-and-Hold Control-Setting Adjustments
App Note 3970: Using a Digital Potentiometer to Implement an Automotive Lighting Dimmer Conserves Power and Increases Efficiency
App Note 3967: Selecting a Serial Bus
App Note 3956: Modifying the MAX2010 for Operation at 360MHz
App Note 3955: Modifying the MAX2010 for Operation at 450MHz
App Note 3953: Side-by-Side Comparison of Fiber-Monitoring and Control ICs
App Note 3936: The Maxim USB Laboratory
App Note 3930: Package Thermal Resistance Values (Theta JA, Theta JC) for Temperature Sensors and 1-Wire Devices
App Note 3924: Thermal Considerations for a UCSP Package
App Note 3921: Using a DS1307 with a PIC Microcontroller
App Note 3910: User's Guide for the MAX2769 GPS Receiver
App Note 3909: MAX2470/MAX2471 Couple MIMO Transceiver Reference Clocks
App Note 3906: Creating a Bidirectional Current-Sense Amplifier from Two Unidirectional Current-Sense Amplifiers
App Note 3899: Frequency Calculator for the DS1086L
App Note 3889: Using the DS2746 to Identify a Battery-Pack Based on an Identification Resistor
App Note 3888: Performance of Current-Sense Amplifiers with Input Series Resistors
App Note 3882: EMI/EMC Suppression in Audio/Video Interfaces
App Note 3880: Minimizing RF Susceptibility in Cell-Phone Headphone Amplifiers
App Note 3874: Simple Characterization Circuit for Rechargeable AA Cells
App Note 3871: White-LED Driver Includes Overtemperature Protection
App Note 3853: Equalizing Techniques Flatten DAC Frequency Response
App Note 3850: MAX2160 ISDB-T Single-Segment Tuner
App Note 3847: DVB-H Portable Terrestrial Tuner with the MAX2165
App Note 3846: Analysis of a Digitally Controlled Wien-Bridge Oscillator
App Note 3831: Memory Card Interface Translates and Protects Signals
App Note 3826: Xilinx® FPGA IFF Copy Protection with 1-Wire® SHA-1 Secure Memories
App Note 3816: Selecting a Backup Source for Real-Time Clocks
App Note 3814: Port Expanders for Flip-Cell Phones Save Cost and Space
App Note 3813: Measuring Single-Tone Desensitization for CDMA Receivers
App Note 3775: Design Considerations for a Low-Cost Sensor and A/D Interface
App Note 3754: Single-Wire Serial Bus Carries Isolated Power and Data
App Note 3746: Simple Power Monitor
App Note 3744: Circuit Enables Single NiMH Cell to Simulate a Lithium Battery
App Note 3741: Analog ICs for Low Voltage Systems
App Note 3735: Audio-DAC Performance Investigation
App Note 3728: Single SCART Video Driver
App Note 3702: MAX2235—Layout Optimization Techniques
App Note 3697: Transition Guide: Replacing the DS2430A with the DS2431
App Note 3687: Quantitative Analysis Yields Objective Measurement for Audio Amplifier Click and Pop
App Note 3680: Implementation of a DirectDrive Video Filter Amplifier's Negative Charge Pump and Analog Switch in Audio/Video Applications
App Note 3675: Protecting the R&D Investment—Two-Way Authentication and Secure Soft-Feature Settings
App Note 3658: Serializing an HD44780 LCD Display
App Note 3635: Implementing an External Reference and the Resulting Effect on Gain for the MAX149x Sigma-Delta Panel-Meter ADCs
App Note 3633: Tuning the MAX2607 EV Kit for High Differential Voltage
App Note 3624: Driving White LEDs in Clamshell Phones
App Note 3623: Battery-Charger PWM Input Has Watchdog Protection
App Note 3616: Adding Extra Hysteresis to Comparators
App Note 3612: AutoShutdown™ for Speaker Amplifier Conserves Cell-Phone Power
App Note 3611: Integrated DC Logarithmic Amplifiers
App Note 3607: Charging batteries from USB
App Note 3603: Buck Converters Proliferate in Handhelds as Features and Processing Power Increase
App Note 3584: Storing Battery Fuel Gauge Parameters in DS2780
App Note 3580: Redundant-Transceiver RS-232 Link Has ±40V Overvoltage Protection
App Note 3578: Audio Data Transmission in MAX9217/MAX9218 Video Link
App Note 3573: Feature-Rich, Complete Audio Record/Playback for GSM/GPRS Cell Phones
App Note 3572: FAQ About the Integrated-Crystal Package Option
App Note 3571: S-Parameter Measurements and Stability Analysis for the MAX2640 LNA
App Note 3550: Using the IAR compiler for the DS80C400
App Note 3535: Pushbuttons Control Regulated Switching Converter
App Note 3530: Circuit Converts PWM Fan Drive to Linear and Reduces Acoustic Noise
App Note 3522: White Paper 9: Are SHA-1 Devices Still Secure Enough?
App Note 3512: Automotive Applications for Silicon Spread-Spectrum Oscillators
App Note 3505: Assembling High-Lead (Pb) DS2502 Flip-Chips in a Pb-Free Assembly Flow
App Note 3502: Effect of PC Board Trace Width on Remote-Diode Temperature-Sensor Accuracy
App Note 3498: Simple Logic-Level Translation Interfaces 1.8V Microcontrollers and 3V Peripherals
App Note 3481: Using the DS1859 with External EEPROM
App Note 3469: Building a Low-Cost White-Noise Generator
App Note 3467: SMBus I/O Expander Controls LCD Bias Voltage
App Note 3466: GPIO Expander Provides Charge Pump for Blue LEDs
App Note 3464: Precision Current Source is Software-Programmable
App Note 3463: Getting Started with the DS2780
App Note 3457: IR-Link Temperature Sensor Allows Isolation of the Temp Sensor
App Note 3452: Instant Performance Enhancement with Flash Microcontrollers
App Note 3447: Complete Stand-Alone GPS Receiver Solution with MAX2742
App Note 3444: Light Is On When Power Is Out
App Note 3441: Circuit Board Layout Guidelines for White LED Charge Pumps
App Note 3438: Serial Digital Data Networks
App Note 3437: Solutions for Integrated Clock Sources Using the MAX9489/MAX9471 Multiple-Output Clock Generators
App Note 3434: RF Power Reduction for CDMA/WCDMA Cellular Phones
App Note 3421: Interfacing 8051-based Microcontrollers to an SCI Port
App Note 3406: DS2780 Board Layout to Minimize Current Measurement Offset Error
App Note 3397: Clarification of DS1804 Ordering Information and Package Marking
App Note 3388: Detecting Primary Cells with the DS2711/12
App Note 3377: Maxim Wafer-Level Package Assembly Guide
App Note 3359: Clock (CLK) Jitter and Phase Noise Conversion
App Note 3354: DirectDrive® Technology Enables 2V_RMS Audio Line Driver from a Single 3.3V Supply
App Note 3330: Build a Charge Pump with Ultra-Low Quiescent Current (Iq)
App Note 3317: Adding Windows NT/2000/XP Support to the AN3315 Parallel-Port 2-Wire Software
App Note 3315: Writing Parallel-Port 2-Wire Software in C
App Note 3291: Using DS4510/DS4520/DS4550 to Select Backup Flash Memory
App Note 3287: White-LED Driver Provides 64-Step Logarithmic Dimming
App Note 3284: Digital Pots Achieve Voltage-to-Resistance Conversion
App Note 3283: One Button Turns Microprocessor On and Off
App Note 3256: Why Drive White LEDs with Constant Current?
App Note 3249: 1.9GHz DECT Power Amplifier Delivers +27dBm from 3.6V at 41% PAE
App Note 3243: White-LED Boost Converter vs. Charge Pump
App Note 3240: PHS Power Amplifier Delivers +22dBm at -62/-75dBc ACPR
App Note 3230: How to Use a PC's Parallel Port to Communicate with 2-Wire Devices
App Note 3227: Power-On Reset and Related Supervisory Functions
App Note 3218: Power Supply Meets AMD K8 Low-Power Mobile Specification
App Note 3209: Protecting Against Momentary Power Loss Due to Battery-Bounce
App Note 3202: 5V Auxiliary Power Supply Teams LDO and Charge Pump
App Note 3191: Protecting Against Shorts Between a Battery and the PWM Wall Cube Charging Supply
App Note 3178: Extended-Range Temperature-Sensing ICs
App Note 3175: Base-Station RF Power-Amplifier Biasing
App Note 3174: Selecting Power Management for Cellular Handsets
App Note 3171: Do Passive Components Degrade Audio Quality in Your Portable Device?
App Note 3169: Low-Noise Amplifier (LNA) Matching Techniques for Optimizing Noise Figures
App Note 3092: Alternate DS2740U Application Circuit with Reduced Current Measurement Offset Error
App Note 3081: How to Increase the Bandwidth of Digital Potentiometers 10x to 100x
App Note 3077: A Digitally Controllable Lowpass Filter Using a Digital Potentiometer
App Note 3046: All-Ceramic Capacitor Step-Down/Inverter Supplies ±5V at 3A
App Note 3039: MAX2388 Front-End IC for WCS Application at 2.3GHz RF and 220MHz IF
App Note 3025: PIC'ing the MAX3100: Adding USB to a PIC Microcontroller Using the MAX3100 UART
App Note 3024: IrDA and RS-232: A Match Made in Silicon
App Note 2980: Circuit Refinements Ensure Quality Audio in Portable Devices
App Note 2966: Minimal Remote 1-Wire® Master Protocol
App Note 2965: 1-Wire® Master Device Configuration
App Note 2914: 3V Supply Delivers 12VP-P to Piezoelectric Speaker
App Note 2879: Selecting the Optimum Voltage Reference
App Note 2875: Three Methods of Noise Figure Measurement
App Note 2870: MAX2605/MAX2606/MAX2608/MAX2609 VCO Phase Noise Measurements
App Note 2865: Apply Three IF Filters with the MAX2308 IF Receiver IC in Tri-band Wireless Handsets
App Note 2863: The Effects of Adjusting the DS1086L's Dither Span and Dither Frequency on EMC Measurements
App Note 2857: T1/E1/J1, N+1 Redundancy with Analog Switches
App Note 2853: Supervisors in Multivoltage Systems
App Note 2852: Using a PC to Experiment with the MAX7300/MAX7301 Port Expanders
App Note 2769: Dual Comparator Thermally Protects Li+ Battery
App Note 2768: Ultra-Low Quiescent Supply Current 125kHz ASK Receiver
App Note 2767: DAC Makes Controller Programmable
App Note 2420: 1-Wire® Communication with a Microchip PICmicro Microcontroller
App Note 2400: A Compact 36-72V DC Input, 3.3V/10A Output Power Supply
App Note 2398: 3V DACs Used in ±10V Applications
App Note 2243: MAX2371 Makes a Terrific IF AGC Amplifier at 220MHz
App Note 2241: MAX2640 LNA Operates at 315MHz for Automotive Keyless Entry Applications
App Note 2238: Position sensor exploits Faraday's Law
App Note 2237: Simple Circuit Disconnects Load from Low-Voltage Supply
App Note 2236: Gamma-Photon Radiation Detector
App Note 2233: Block Diagram and Description of Maxim's TDD-WCDMA Transceiver Solution at 1.9GHz
App Note 2199: Driving LEDs with Push-Pull Port Expander Outputs
App Note 2198: Driving LEDs with Open Drain Port Expander Outputs
App Note 2197: Driving LEDs with Constant Current Port Expander Outputs
App Note 2141: Determining Clock Accuracy Requirements for UART Communications
App Note 2099: DS1847/DS1848 Online Interactive Temperature Calculator
App Note 2096: DS2740 High-Precision Coulomb Counter Reference Design
App Note 2095: External Resistor Minimizes Digipot Loading
App Note 244: Advanced 1-Wire Network Driver
App Note 2080: Simple Circuit Disconnects Load from Low-Voltage Supply
App Note 2035: The Fast 8051 Microcontroller: Leading the Way in Growth and Innovation
App Note 2020: Choosing the Right RS-232 Transceiver
App Note 2019: Buffer Amplifiers Solve VCO Problems
App Note 1996: MAX2247 Power Amplifier for 802.11g WLAN
App Note 1964: DS1851 Varactor Temperature Compensation
App Note 1962: TD-SCDMA Reference Design V1.0
App Note 1943: Improving the Performance of the MAX4455 by Reducing On-Screen Display Artifacts
App Note 517: DS1371/DS1372/DS1374 32-Bit Binary Counter Time Conversion
App Note 233: Regenerating the DS1847/DS1848 Resistor Calibration Constants
App Note 1919: Increasing the Fuel Gauge Dynamic Range
App Note 237: Introduction of the DS1847 for Industrial Controls
App Note 235: Using Spare NV Digital Pots as NV Digital Configuration Bits
App Note 610: Replacing an Atmel TS80C51U2 with a DS80C320/323 Microcontroller
App Note 1894: Performance of the MAX2363 Transmitter IC at 2.3GHz with 16-QAM
App Note 1883: LEDs Are Still Popular (and Improving) after All These Years
App Note 1879: Using Maxim SPI-compatible Display Drivers with other SPI Peripherals
App Note 1876: Doubler/Inverter Charge Pumps Divide by Two
App Note 1875: Triple Capacitive Voltage Inverter with the MAX871
App Note 1873: Using a 4–20mA Loop-Powered Temperature Sensor
App Note 1872: Low-Battery Indicator Is Low Cost, Highly Efficient, and Environmentally Friendly
App Note 1868: Negative Resistor Cancels Op Amp Load
App Note 1864: Regulated Dual Voltages Control STN-LCD Contrast
App Note 1852: Low-Noise Amplifier Stability Concept to Practical Considerations, Part 3
App Note 1851: Low-Noise Amplifier Stability Concept to Practical Considerations, Part 2
App Note 1849: Low-Noise Amplifier Stability Concept to Practical Considerations, Part 1
App Note 1845: Choosing the Right DC-DC Converter for Automotive Applications
App Note 1837: One-Shot Timing Improves Microprocessor Reset Circuit
App Note 1836: Improving Receiver Sensitivity with External LNA
App Note 1834: Lower the Supply Current in Your RS-232 System
App Note 1828: Audio Gain Control Using Digital Potentiometers
App Note 1826: Satellite Radio Receiver 1st Mixer: MAX2682 Tuned for 2642.5MHz
App Note 1820: White Paper 1: SHA Devices Used in Small Cash Systems
App Note 1814: Speed Control for Isolated -48V Fans
App Note 226: Step-Up DC-DC Converter Calibration and Adjustment Using a Digital Potentiometer
App Note 225: Using Digital Potentiometers in Adjustable Step-Down DC-DC Converter Designs
App Note 1804: Driving LEDs in Battery-Operated Applications: Controlling Brightness Power Efficiently
App Note 1803: Simple Circuit Provides +5V Gate Bias from -48V Input
App Note 1802: Few Components Needed for an ESD-Protected Solid-State Potentiometer (EPOT) System with Two Pushbuttons
App Note 1800: Smart IC Maintains Uniform Bias Current for GaAs MESFETs
App Note 1794: Interfacing Digitally Controlled Pots and Resistors to Laser Drivers
App Note 1791: Tiny Voltage Converter Boosts a Single Lithium Cell and Needs no Inductors
App Note 1783: Two AA Cells Power Dual-Supply µP
App Note 1771: Microcontrollers Improve Power Efficiency of 8051-Based Designs
App Note 1769: Behind the Light Show in Optical Transceivers
App Note 1760: High-Efficiency Class D Audio Amplifiers Extend Battery Life in Portable Applications
App Note 1759: LNA Tuned for the 433.05MHz to 434.79MHz European ISM Band
App Note 1757: HFAN-08.2.1: PWM Temperature Controller for Thermoelectric Modules Keeps Components within 0.1°C
App Note 1749: MAX2655 GPS LNA Stability Measurements
App Note 1744: VCO Phase Noise Optimization for the MAX2309
App Note 1201: White Paper 8: 1-Wire® SHA-1 Overview
App Note 1195: Maximize Battery Life and Minimize Replacements
App Note 1193: Electronic Displays Comparison
App Note 216: How to Interpret DS1847/DS1848 Temperature Readings
App Note 215: 2-Wire Communication Using LabVIEW
App Note 214: Using a UART to Implement a 1-Wire Bus Master
App Note 511: Using the DS1672 Low-Voltage Serial Timekeeping IC
App Note 213: Using a PC with a DS3900 to Communicate with DS1267s, DS1867s, and DS1868s
App Note 1159: Level Translators For SPI™ and I²C Bus Signals
App Note 1155: Consider the "Deboo" Single-Supply Integrator
App Note 1151: HFRD-02.0: 2.5Gbps Small Form Factor (SFF) Transmitter
App Note 1148: Adding Global LED Intensity Control to the MAX6954 and MAX6955 LED Drivers
App Note 1142: Experimenting with the MAX6956 and MAX6957 SPI and I²C GPIO and LED Display Drivers from a PC
App Note 1141: Adding Global Intensity Control to the MAX6956 and MAX6957 Static LED Drivers
App Note 1139: Temperature Sensor Has One Digital Input and One Digital Output
App Note 1138: Practical Data Acquisition using a Windows¹-based Power Meter
App Note 1136: Switching Between Battery and External Power Sources
App Note 1127: Amplifier Provides Signal Conditioning for Piezofilm Sensor
App Note 1125: Circuit Generates Analog Fan-Speed Control
App Note 1123: The MAX2361 for (1750MHz) Korean Band PCS-CDMA Transmitter Application
App Note 1122: Optimizing Audio Bridged Tied Load Amplifiers
App Note 208: Curve Fitting the Error of a Bandgap-Based Digital Temperature Sensor
App Note 1114: High-Power Boost Converter Switches Modes Automatically and Maintains Light-Load Efficiency
App Note 1107: Optimize the MAX2309 PLL Divider Values in Dual-Mode Cellular Phones
App Note 1106: Frequency Planning and Evaluating Tool
App Note 207: DS1845/DS1855 Temperature Coefficient Analysis
App Note 1100: White Paper 5: Using 1-Wire APIs for Data Sheet Commands
App Note 1099: White Paper 4: Glossary of 1-Wire SHA-1 Terms
App Note 1098: White Paper 3: Why are 1-Wire SHA-1 Devices Secure?
App Note 1097: White Paper 2: Using the 1-Wire® Public Domain Kit
App Note 1093: HFAN-02.3.2: Maintaining Average Power and Extinction Ratio, Part 2, MAX3863 Laser Driver and DS1847 Digital Resistor
App Note 1087: Micro Tutorial 1: Understanding DC Electrical Characteristics of Microcontrollers
App Note 1085: Selectable-Range Current Loop
App Note 202: NV SRAM Frequently Asked Questions
App Note 887: REP032: Lumped Element Output Match for the MAX2240 Nonlinear 2.45GHz Power Amplifier (PA)
App Note 890: Silicon Germanium (SiGe) Downconverter Tuned for GPS Receivers
App Note 915: Measuring Differential Impedances with a Two-Port Network Analyzer
App Note 918: CDMA Reverse-Link Waveform Generator FPGA for Production Transmit Path Tests
App Note 957: The MAX2681 SiGe Downconverter Mixer Tuned for GPS Front Ends
App Note 1005: Ultra-Low Cost +30dBm PA for GSM and 900MHz-ISM Applications
App Note 1008: Optimize the MAX2242 PA for 2.4GHz DECT Cordless Phone Applications
App Note 1013: The MAX2206/MAX2208 Power Detectors for CDMA Applications
App Note 1063: Microcontroller Recognizes Addresses in RS-485 Systems
App Note 506: Recording Total On-Time and Power Cycling Information Using the DS1682
App Note 939: Choosing Supervisor Outputs
App Note 1057: Compensating for Ideality Factor and Series Resistance Differences between Thermal-Sense Diodes
App Note 1050: Reset Circuit Ensures Valid Supply Voltage
App Note 183: Controlling a Variable Voltage Power Supply Using the DS1809 (Pushbutton Control)
App Note 187: 1-Wire Search Algorithm
App Note 505: Lithium Coin-Cell Batteries: Predicting an Application Lifetime
App Note 1014: Design Case Study: Designing a Power Supply for a Portable, Wireless Contact Manager
App Note 1010: Methods of Controlling Laser Drivers: POTs and DACs
App Note 988: Driving Audio Piezoelectric Transducers
App Note 603: Implementing a Serial Port FIFO Using Dual Data Pointers
App Note 190: Challenge and Response with 1-Wire® SHA Devices
App Note 192: Using the DS2480B Serial 1-Wire® Line Driver
App Note 155: 1-Wire® Software Resource Guide Device Description
App Note 151: Maxim Digital Monetary Certificates
App Note 162: Interfacing the DS18X20/DS1822 1-Wire® Temperature Sensor in a Microcontroller Environment
App Note 181: DS1847/DS1848 Temperature Coefficient Supplement
App Note 808: CATV dBm, dBmV, and dBµV Conversions
App Note 154: Passwords in SHA Authentication
App Note 504: Design Considerations for Maxim Real-Time Clocks
App Note 701: Using the DS32kHz with Dallas Real-Time Clocks
App Note 956: Analog Switch Lowers Relay Power Consumption
App Note 370: Using RCLK in a BITS/SSU Application
App Note 186: Creating Global Identifiers Using 1-Wire® Devices
App Note 170: Adding Nonvolatile SRAM into Embedded Systems
App Note 173: DS1077L EconOscillator Architecture and Online Interactive Frequency Calculator
App Note 171: Using Programmable Oscillators to Generate and Control System Clocks
App Note 168: DS1869 Digital Potentiometer Modes of Operation
App Note 167: Considerations for the DS1847/DS1848 Look-Up Tables
App Note 178: Printed Circuit Board Identification Using 1-Wire® Products
App Note 886: Selecting the Right Comparator
App Note 817: Using Thermistors in Temperature Tracking Power Supplies
App Note 864: EPOT Applications: Gain Adjustment in Op-Amp Circuits
App Note 800: Design a Low-Jitter Clock for High-Speed Data Converters
App Note 158: 1-Wire® Tagging with XML
App Note 148: Guidelines for Reliable Long Line 1-Wire® Networks
App Note 806: RF ICs for 3.5GHz WLL Transceivers
App Note 844: Low-Cost Anemometer Fights Dust
App Note 843: Industrial 0V to +10V Digital Potentiometer
App Note 838: Use a Linear Potentiometer to Create a Nonlinear Transfer Function for Audio Volume Control
App Note 818: Digital Adjustment of DC-DC Converter Output Voltage in Portable Applications
App Note 803: EPOT Applications: Offset Adjustment in Op-Amp Circuits
App Note 804: Finding the Thevenin Equivalent Circuit for the EPOT-Based Offset Resistor Network
App Note 797: MAX2338 LNAs and Downconverters Optimized for GSM Front-End (REP027)
App Note 595: 8051 Microcontrollers: Frequently Asked Questions
App Note 593: Dallas Semiconductor Digital Potentiometers: Frequently Asked Questions
App Note 56: The DS80C320 as a Drop-In Replacement for the 8051/8032 Microcontroller
App Note 351: T1/E1 and T3/E3 Transformer Selection Guide
App Note 114: 1-Wire File Structure
App Note 827: PC Serial Port Drives 12-Bit A/D Converter
App Note 1117: Small Photodiode Receiver Handles Fiber-Optic Data Rates to 800kbps
App Note 761: Automatic Test Equipment on a Budget
App Note 602: RF IC Building Block Solutions for GPS
App Note 1118: Manually Operated Digital Potentiometer Doesn't Need a Microprocessor
App Note 137: Using a EconOscillator™ to Clock an 8051 Microprocessor
App Note 1985: LNA Optimized for GPS (REP024)
App Note 608: Micropower Circuit Offers Automatic Shutdown and Low-Battery Lockout
App Note 1990: The MAX2242 Power Amplifier: Crucial Application Issues
App Note 1858: Tiny IC Debounces Pushbutton Switch
App Note 620: REP025: Custom-Tuned LNA at 345MHz for Wireless Security System
App Note 751: Linear Regulators in Portable Applications
App Note 749: Use Selectivity to Improve Receiver Intercept Point
App Note 579: Bluetooth Power Amplifier: System Performance Review
App Note 91: Microcontroller Design Guidelines for Reducing ALE Signal Noise
App Note 93: Design Guidelines for Microcontrollers Incorporating NV RAM
App Note 584: +23dBm PA and PA Predriver with 37% Efficiency for 2.4GHz FHSS WLAN Applications
App Note 87: DS1867 Power Supply Conditioning for EEPROM Wiper Storage
App Note 122: Using Dallas' 1-Wire ICs in 1-Cell Li-Ion Battery Packs With Low-Side N-Channel Safety FETs Master
App Note 102: Using the High-Speed Microcontroller as a Bootstrap Loader
App Note 571: Using Analog Temperature Sensors with ADCs
App Note 548: Using the High-Speed Micro's Watchdog Timer
App Note 27: Understanding and Using Cyclic Redundancy Checks with Maxim iButton Products
App Note 89: High-Speed Micro Memory Interface Timing
App Note 74: Reading and Writing 1-Wire® Devices Through Serial Interfaces
App Note 81: Memory Expansion with the High-Speed Microcontroller Family
App Note 82: Using the Dallas Tricklecharge Timekeeper
App Note 408: Controlling a DS1803 Digital Potentiometer Using an 8051 Microprocessor to Generate 2-Wire Signals
App Note 75: Using the High-Speed Micro's Serial Ports
App Note 57: DS80C320 Memory Interface Timing
App Note 78: Using Power Management with High-Speed Microcontrollers
App Note 58: Crystal Considerations with Maxim Real-Time Clocks (RTCs)
App Note 79: Using the DS87C530/DS5250 Real-Time Clock
App Note 410: Controlling a DS1804 Using an 8051-Compatible Microcontroller
App Note 746: High-Side Current-Sense Measurement: Circuits and Principles
App Note 742: Impedance Matching and the Smith Chart: The Fundamentals
App Note 739: Design Considerations for Data-Lump Cables
App Note 486: MAX2388 at 190MHz IF for WCDMA
App Note 737: Choosing the Right Power-Supply IC for your Application
App Note 732: Novel Approach Yields 100mW Bluetooth Amplifier
App Note 120: Using an API to Control the DS1WM 1-Wire® Bus Master
App Note 1180: High-Accuracy Current-Sense Amplifier Enables Current Sensing and Current Sharing
App Note 1211: WCDMA Superheterodyne Reference Design: V1.0 RF Transceiver Description
App Note 730: Minimizing Total Harmonic Distortion Contributed by Analog Switches in Audio Systems
App Note 688: Trimless IF VCO: Part 2: New ICs Simplify Implementation
App Note 2032: Trimless IF VCO: Part 1: Design Considerations
App Note 658: Choose the Right Ultra-Thin DC-DC Converter for a Compact PCMCIA Card
App Note 1163: Inexpensive Peak Detector Features Droopless Operation
App Note 836: Selecting and using RS-232 Interface Parts for Your Power Supply Voltages
App Note 725: DC-DC Conversion Without Inductors
App Note 724: Generating Switched-Capacitor-Filter Clocks
App Note 723: Selecting and Using RS-232, RS-422, and RS-485 Serial Data Standards
App Note 720: Keep the Product Working—Microprocessor Supervisors Offer Big Insurance in Small Packages
App Note 530: VCO Tank Design for the MAX2310
App Note 718: Properties of the Charge-Pump Voltage Splitter
App Note 719: Understanding Voltage-Reference Topologies and Specifications
App Note 971: Tiny Charge Pump Provides Highly Reliable Low-Cost Solution to Negative Reference Voltage
App Note 473: Integrated Power Supplies are Highly Reliable and Compact Postregulators
App Note 714: Isolated Power Supplies for Telecom Applications
App Note 453: REP005: Tuned Front End for Dual-Band CDMA for Use with Low-Cost 85MHz IF SAWs
App Note 440: REP004: LNA for 2.35GHz Mobile Data Receiver
App Note 335: Maxim Wireless/RF Power Amplifier Selector Guide
App Note 445: REP010: Dual-band IS-136 FE IC at 183MHz IF
App Note 441: REP001: AMPS FM Mixer Trades Off IIP3 for Gain
App Note 448: REP017: Dual-Band Triple-Mode IC Uses 183MHz for both CDMA and AMPS IFs
App Note 442: REP002: Dual-Band IS-136 TDMA RF Front-End Needs no Special Components
App Note 2031: DC-DC Converter Tutorial
App Note 686: QPSK Modulation Demystified
App Note 638: Selecting the Right CMOS Analog Switch
App Note 639: Maxim Leads the Way in ESD Protection
App Note 289: Triple/Dual/Single Mode CDMA LNA/Mixers Receiver System Requirements
App Note 282: MAX2721 Direct-Frequency Upconverter Minimizes Chip Count and Is Ideal for Wideband Application
App Note 277: The MAX2322 Used in WCDMA Applications
App Note 272: IF Tank Design for the MAX2360
App Note 298: Current-Limit Switch Is Digitally Programmable
App Note 297: Tripler Converts 5V to 15V
App Note 698: Silicon-Bipolar IC Facilitates VCO Design
App Note 126: 1-Wire® Communication Through Software
App Note 266: Split IF Application for Dual-Band Single-Mixer ICs
App Note 656: Design Trade-Offs for Single-Supply Op Amps
App Note 687: Distributed Temperature Sensing Improves Reliability
App Note 697: Silicon Germanium (SiGe) Technology Enhances Radio Front-End Performance
App Note 676: New Developments in Battery Chargers
App Note 691: New IC Caps Two Decades of UART Development
App Note 671: Energy Management for Small Portable Systems
App Note 680: How to Design Battery Charger Applications that Require External Microcontrollers and Related System-Level Issues
App Note 651: ESD Protection for I/O Ports
App Note 1073: Tiny Analog Switch Alleviates I²C Address Conflicts
App Note 103: pFET Linear Regulator Has Low Dropout Voltage
App Note 1071: DAC-Powered Charge Pump Varies Negative Rail
App Note 130: How Dual-Supply Analog Switches Can Operate with a Single 3V or 5V Supply
App Note 1808: Adjustable LNB Power Supply Is DiSEqC Compatible
App Note 1210: Crystal Oscillator Has Dual or Differential Outputs
App Note 239: Regulated LCD-Bias Generator Requires No Inductor
App Note 1199: Voltage-Inverter IC Forms High-Efficiency Rail Splitter