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Maxim > Solutions > Fiber Modules

Digital Potentiometers (for Calibration)

DATA SHEETS
Display Title/Parts Key Advantages
QV  PDF SFP+ Controller with Digital LDD Interface
DS1874

Combination of DS1874 and MAX3798/MAX3799 Provides APC Loop, Current Control, and Complete SFF-8472 Functionality
QV  PDF Evaluation Kit for the MAX5138 and MAX5139
MAX5138EVKIT

QV  PDF Evaluation Kit for the MAX5134
MAX5134EVKIT

QV  PDF Temperature-Controlled, NV, I²C, Logarithmic Resistor
DS1841

Industry's Only Temperature-Compensated Resistor Optimized for APD Bias in Fiber Optic Modules
QV  PDF Low-Power, Single, 16-/12-Bit, Buffered Voltage-Output DACs
MAX5138, MAX5139

Industry's Smallest 16-Bit DACs with Pin-Programmable Zero or Midscale Power-Up
QV  PDF Pin-/Software-Compatible, 16-/12-Bit, Voltage-Output DACs
MAX5134, MAX5135, MAX5136, MAX5137

Industry's Smallest 16-Bit DAC with Pin-Programmable Zero or Midscale Power-Up
QV  PDF PON Triplexer Control and Monitoring Circuit
DS1865

Complete Control, Calibration, and Monitoring Solution for GPON, BPON, and GEPON Transceivers
QV  PDF Burst-Mode PON Controller With Integrated Monitoring
DS1863

Complete Control, Calibration, and Monitoring Solution for GPON, BPON, and GEPON Transceivers
QV  PDF Dual, NV, Variable Resistors with User EEPROM
DS3902

QV  PDF Triple, 128-Position, Nonvolatile, Variable, Digital Resistor/Switch
DS3904, DS3905

Triple, 128-Position, Nonvolatile, Variable, Digital Resistors/Switches Simplify Automated PC Power-Supply Trim
QV  PDF Triple 128-Position Nonvolatile Digital Potentiometer
DS3903

LOWEST COST NONVOLATILE TRIPLE
POTENTIOMETER IDEAL FOR AUTOMATING
POWER-SUPPLY CALIBRATION
Eliminates Manual Factory Calibration Costs
QV  PDF Dual Nonvolatile Digital Potentiometer and Secure Memory
DS1855

QV  PDF Dual NV Potentiometer and Memory
DS1845




Key Specifications:  Precision DACs (12-16 Bits)
Part Number Resolution Bits Channels Output Type Reference INL
(±LSB)
Interface Supply Range
(V)
Supply Range
(V)
Oper. Temp.
(°C)
max min max
MAX5139  12 1 Voltage- Buffered Int./Ext. 1 Serial - SPI 2.7 5.25 -40 to +105
MAX5138  16 1 11 5.25
MAX5135  12 4 1 5.5
MAX5136  16 2 8 5.5
MAX5137  12 2 1 5.5
MAX5134A  16 4 10 5.5
See All Precision DACs (12-16 Bits) (235)

Key Specifications:  Precision DACs (4-12 Bits)
Part Number Resolution Bits Channels Output Type Reference INL
(±LSB)
Interface Supply Range
(V)
Supply Range
(V)
Oper. Temp.
(°C)
max min max
MAX5139  12 1 Voltage- Buffered Int./Ext. 1 Serial - SPI 2.7 5.25 -40 to +105
MAX5135  4 5.5
MAX5137  2 5.5
See All Precision DACs (4-12 Bits) (261)

Key Specifications:  Digital Potentiometers
Part Number Taper POTs Control Interface Wiper Memory Steps REND-TO-END
(kΩ)
Res. Tol.
(%)
Temp. Coeff.
(ppm/°C)
Wiper Resistance
(Ω)
ICC @5V
(µA)
Smallest Available Pckg.
(mm2)
typ typ max max w/pins
DS1841  Log 1 I2C Non-Volatile 128 22 20 250 370 1 9.6
DS3902  Linear 2 2-Wire Addressable 256 50 + (30 or 15) 20 300 160 200 16.2
DS3905  Linear 3 2-Wire Addressable 128 20 25 125 - 200 15.4
DS3904  Linear 3 2-Wire Addressable 128 20 25 125 - 200 16.2
DS3903  Linear 3 2-Wire Addressable 128 10+10+90 20 300 250 250 45.2
DS1855  Linear 2 2-Wire Addressable 100+256
10+100
10+10
10+50
10+20
20 750 250 60 5.2
DS1845  Linear 2 2-Wire Addressable 100+256
10+100
10+10
10+50
20 750 250 40 16
See All Digital Potentiometers (123)

Key Specifications:  Fiber Monitoring and Control
Part Number Features ADCs Resolution
(bits)
DACs/ Resistors Temp. Sensor Memory VSUPPLY
(V)
Control Interface EV Kit
DS1865 
Alarm/Warning Flags
Complies or Compatible to SFF-8472
Internal Calibration
Look-Up Table Compensation
Maskable Laser Shutdown Capability
Scalable Dynamic Ranging (Right Shifting)
User EEPROM
6-Input Muxable 13 3 DACs Internal EEPROM
3.3
5
I2C Yes
DS1863  5-Input Muxable 1 DAC
See All Fiber Monitoring and Control (12)



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