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Maxim > Solutions > Broadcast TV and Radio

Temperature Sensors

DATA SHEETS
Display Title / Parts Key Advantages
QV  PDF 2-Channel Temperature Monitor with Dual Automatic PWM Fan-Speed Controller
MAX6640

Industry's Only Dual Temperature Sensor and Fan Controller with RPM Control
QV  PDF 2-Channel Temperature Monitor with Dual Automatic PWM Fan-Speed Controller and Five GPIOs
MAX6678

Industry's Only Dual Temperature Sensor and Fan Controller with Five GPIOs
QV  PDF Automatic PWM Fan-Speed Controllers with Overtemperature Output
MAX6643, MAX6644, MAX6645

Automatic PWM Fan-Speed Controllers with Overtemperature Output Eliminate Software Overhead
QV  PDF SMBus-Compatible Temperature Monitor with Automatic PWM Fan-Speed Controller
MAX6641

Industry's Smallest, Single Temperature Sensor and Fan Controller in MSOP Package
QV  PDF Low-Cost, 2.7V to 5.5V Temperature Switches in a SOT23
MAX6514, MAX6515

Industry's Most Accurate Temperature Switches Available in a SOT23 Package
QV  PDF Dual Remote/Local Temperature Sensors with SMBus Serial Interface
MAX6695, MAX6696

Dual Remote/Local Temperature Sensors with SMBus™ Serial Interface in a µMAX® Package
QV  PDF Temperature Logger iButton with 8KB Datalog Memory
DS1922L, DS1922T

Temperature Data-Logger iButtons Feature 8KB Datalog Memory
QV  PDF Temperature Monitors and PWM Fan Controllers
MAX6653, MAX6663, MAX6664

QV  PDF High-Precision 3-Wire Digital Thermometer and Thermostat
DS1626, DS1726

High-Precision, 3-Wire Digital Thermometers/Thermostats Provide Temperature Measurements and Stand-Alone Thermostat Capability over a -55°C to +125°C Range
QV  PDF Precision SMBus-Compatible Remote/Local Temperature Sensors with Overtemperature Alarms
MAX6648, MAX6692

QV  PDF +145°C Precision SMBus-Compatible Remote/Local Sensors with Overtemperature Alarms
MAX6646, MAX6647, MAX6649

QV  PDF 12-Bit + Sign Temperature Sensor with SPI-Compatible Serial Interface
MAX6662

QV  PDF 12-Bit Plus Sign Temperature Sensors with SMBus/I²C-Compatible Serial Interface
MAX6633, MAX6634, MAX6635

QV  PDF Remote ±1°C Accurate Digital Temperature Sensors with SPI-Compatible Serial Interface
MAX6627, MAX6628

First Remote SPI-Compatible Temperature Sensors in SOT Packages ±1°C Accurate with 12-Bit +0.0625°C Resolution
QV  PDF Programmable Resolution 1-Wire Digital Thermometer
DS18B20

QV  PDF Econo 1-Wire Digital Thermometer
DS1822

QV  PDF Programmable Digital Thermostat and Thermometer
DS1821

QV  PDF Temperature Sensor and System Monitor in a 10-Pin µMAX
MAX6652

Temperature Sensor and System Monitor in a 10-pin µMax
QV  PDF 9-Bit/12-Bit Temperature Sensors with I²C-Compatible Serial Interface in a SOT23
MAX6625, MAX6626

9-Bit and 12-Bit Temperature Sensing in A 6-Lead SOT
QV  PDF Low-Power Analog Temperature Sensor in SC70 Package
MAX6605

Low-Power Analog Temperature Sensor in an SC-70 Package
QV  PDF Resistor-Programmable SOT Temperature Switches
MAX6509, MAX6510

Resistor-Programmable Temp Comparators in a SOT23!
QV  PDF SOT Temperature Sensors with Period/Frequency Output
MAX6576, MAX6577

SOT23 Single Wire Digital Temperature Sensors
QV  PDF SOT Temperature Sensor with Multidrop Single Wire Digital Interface
MAX6575H, MAX6575L

SOT23 Single-Wire Digital Temperature Sensors
QV  PDF Low-Cost, +2.7V to +5.5V, Micropower Temperature Switches in SOT23 and TO-220
MAX6501, MAX6502, MAX6503, MAX6504

Industry's Simplest Temperature Detectors - Easy to Use, Low Cost, No External Components Required!



Key Specifications:   iButton Products
Part Number Overview Memory Type Memory Size Data Logger Type Data Logger Size Data Logger Measurement Range Security Features Programmable Alarm UniqueWare Real-Time Clock
DS1922L 
Temperature Sensor iButton
NV SRAM 512 Bytes Temperature 8192 Byte -40°C to +85°C Password Protected Temperature High/Low No Yes
DS1922T 
Temperature Sensor iButton
NV SRAM 512 Bytes Temperature 8192 Byte 0°C to +125°C Password Protected Temperature High/Low No Yes
See All iButton Products (25)

Key Specifications:   Fan Controllers
Part Number Sensor Type Functions Fan Control Interface Accuracy (±°C) Temperature Threshold (°C) Temperature Resolution (Bits) Features Package
MAX6640  Remote  -  PWM 2-Wire/SMBus 1 Programmable 11  -  QSOP/16
MAX6678  Remote  -  PWM 2-Wire/SMBus 1 Programmable 8  -  QSOP/20
THIN QFN/20
MAX6653  Remote
Dual Temperature Alarms
Fan Failure Detector
Remote & Local Sensor
PWM 2-Wire/SMBus 1 Programmable 11  -  QSOP/16
MAX6663  Remote
Dual Temperature Alarms
Fan Failure Detector
Remote & Local Sensor
PWM 2-Wire/SMBus 1 Programmable 11  -  QSOP/16
MAX6664  Remote
Dual Temperature Alarms
Fan Failure Detector
Remote & Local Sensor
PWM 2-Wire/SMBus 1 Programmable 11  -  QSOP/16
MAX6643  Remote  -  PWM  -  2 Programmable  -   -  QSOP/16
MAX6641  Remote  -  PWM 2-Wire/SMBus 1 Programmable  - 
/OVERT Thermostat Output
uMAX/10
See All Fan Controllers (19)

Key Specifications:   Temperature Sensors
Part Number Sensor Type Alarm Output Functions Interface Remote Channels Accuracy (±°C) Parasite Power Temperature Threshold Temperature Resolution (Bits) Multi-Droppable Features Package
MAX6695  Remote Alert
Overt
Dual Temperature Monitor
Remote & Local Sensor
2-Wire/SMBus Dual 1 No Programmable  -   -   -  uMAX/10
MAX6696  Remote Alert
Overt
Dual Temperature Sensor
2-Wire/SMBus Dual 1 No Programmable  -   -   -  QSOP/16
MAX6646  Remote Alert
Overt
Dual Temperature Alarms
Remote & Local Sensor
2-Wire/SMBus Single 0.8 No Programmable 11  - 
Multiple Temperature Thresholds
uMAX/8
MAX6647  Remote Alert
Overt
Dual Temperature Alarms
Remote & Local Sensor
2-Wire/SMBus Single 0.8 No Programmable 11  - 
Multiple Temperature Thresholds
uMAX/8
DS1626  Local Time/Thermal
Standalone Thermostat
3-Wire  -  0.5 No Programmable (NV) 10
11
12
9
 - 
High Accuracy
Separate High and Low Temperature Thresholds
SOIC/8
uSOP/8
DS1726  Local  - 
Standalone Thermostat
3-Wire  -  1 No Programmable (NV) 10
11
12
9
 - 
Separate High and Low Temperature Thresholds
uSOP/8
MAX6648  Remote Alert
Overt
Dual Temperature Alarms
Remote & Local Sensor
2-Wire/SMBus Single 0.8 No Programmable 10  - 
Default Alert Threshold
uMAX/8
MAX6649  Remote Alert
Overt
Dual Temperature Alarms
Remote & Local Sensor
2-Wire/SMBus Single 0.8 No Programmable 11  - 
Multiple Temperature Thresholds
uMAX/8
MAX6692  Remote Alert
Overt
Dual Temperature Alarms
Remote & Local Sensor
2-Wire/SMBus Single 0.8 No Programmable 10  - 
Default Alert Threshold
SOIC/8
uMAX/8
MAX6662  Local Alert
Overt
 -  3-Wire/SPI  -  1 No Programmable 13  - 
Multiple Temperature Thresholds
Two Alarm Outputs
SOIC/8
MAX6633  Local  -   -  2-Wire/SMBus  -  1 No  -  13 Yes  -  SOIC/8
MAX6634  Local Alert  -  2-Wire/SMBus  -  1 No Programmable 13 Yes  -  SOIC/8
MAX6635  Local Alert
Overt
 -  2-Wire/SMBus  -  1 No Programmable 13 Yes
Multiple Temperature Thresholds
Second Threshold (Warning)
Two Alarm Outputs
SOIC/8
MAX6627  Remote  -   -  3-Wire/SPI Single 1 No  -  13  -   -  SOT-23/8
THIN QFN (Dual)/8
MAX6628  Remote  -   -  3-Wire/SPI Single 1 No  -  13  -   -  SOT-23/8
THIN QFN (Dual)/8
MAX6575  Local  -   -  Pulse Delay  -  3 No  -   -  Yes
Single-Wire Interface
SOT-23/6
DS1822  Local  -   -  1-Wire  -  2 Yes Programmable (NV) 10
11
12
9
Yes
Single-Wire Interface
Unique Network Address
SOIC/8
TO92/3
DS18B20  Local  -   -  1-Wire  -  0.5 Yes Programmable (NV) 10
11
12
9
Yes
High Accuracy
Single-Wire Interface
Unique Network Address
SOIC/8
TO92/3
uSOP/8
DS1821  Local  - 
Standalone Thermostat
1-Wire Non-Network  -  1 No Programmable (NV) 8  - 
Single-Wire Interface
PR35/3
SOIC/8
MAX6652  Local Alert
Voltage Monitor
2-Wire/SMBus  -  2 No Programmable 8  - 
Includes 4 Voltage Monitors
uMAX/10
MAX6625  Local Overt  -  2-Wire/SMBus  -  3 No Programmable 9 Yes  -  SOT-23/6
THIN QFN (Dual)/6
MAX6626  Local Overt  -  2-Wire/SMBus  -  3 No Programmable 12 Yes  -  SOT-23/6
THIN QFN (Dual)/6
MAX6605  Local  -   -  Analog  -  1 No  -   -   -   -  SC-70/5
MAX6576  Local  -   -  Period µ Temp.  -  3 No  -   -   - 
Single-Wire Interface
Squarewave Out
SOT-23/6
MAX6577  Local  -   -  Freq. µ Temp.  -  3 No  -   -   - 
Single-Wire Interface
Squarewave Out
SOT-23/6
See All Temperature Sensors (97)

Key Specifications:   Temperature Switches
Part Number Switch Type Functions Interface Accuracy (±°C) Temperature Threshold (°C) Features Package
MAX6509  Local
Temperature Switch/Temperature Comparator
Logic 0.5 Programmable
Pin Selectable Hysteresis
Resistor Programmable
SOT-23/5
MAX6510  Local
Temperature Switch/Temperature Comparator
Logic 0.5 Programmable
Pin Selectable Hysteresis
Resistor Programmable
SOT-23/6
MAX6501  Local
Temperature Switch/Temperature Comparator
Logic 0.5 +45
+55
+65
+75
+85
+95
Pin Selectable Hysteresis
SOT-23/5
MAX6502  Local
Temperature Switch/Temperature Comparator
Logic 0.5 +45
+55
+65
+75
+85
+95
Pin Selectable Hysteresis
SOT-23/5
MAX6503  Local
Temperature Switch/Temperature Comparator
Logic 0.5 +5
-15
Pin Selectable Hysteresis
SOT-23/5
MAX6504  Local
Temperature Switch/Temperature Comparator
Logic 0.5 +5
-15
Pin Selectable Hysteresis
SOT-23/5
See All Temperature Switches (21)




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