MCP4132-104E/MS, Digital Potentiometer 100kΩ 129-Position Serial-SPI 8 Pin, MSOP

  • RS Stock No. 823-4337
  • Mfr. Part No. MCP4132-104E/MS
  • Brand Microchip
Technical Reference
Legislation and Compliance
RoHS Certificate of Compliance
Product Details

MCP413x/415x/423x/425x Digital Potentiometers

The Microchip MCP413x, MCP415x, MCP423x and MCP425x range of devices are Digital Potentiometers that feature a SPI interface. On board is volatile RAM memory.

7-bit (129 steps) and 8-bit (257 steps) versions are available in various RAB resistance options from 5 kΩ to 100 kΩ. Further variants also give the choice between Rheostat and Potentiometer pinouts, Single and Dual Resistor Network options are also available.


Zero Scale to Full-Scale Wiper Operation
Low Wiper Resistance: 75 Ω (typical)
Low Temperature Coefficient: Absolute (Rheostat) 50 ppm, Ratiometric (Potentiometer) 15 ppm (typical)
SPI Serial Interface
Resistor Network Terminal Disconnect Feature
Brown-Out Reset Protection: 1.5 V (typical)
Serial Interface Inactive Current: 2.5 μA (typical)
High-Voltage Tolerant Digital Inputs: Up to 12.5 V
Supports Split Rail Applications
Internal Weak Pull-Up on all Digital Inputs
Wide Operating Voltage: 1.8 V to 5.5 V
Wide Bandwidth (-3 dB) Operation: 2 MHz for 5.0 kΩ device (typical)

Model Variants

Potentiometer Wiper Configuration: MCP4131, MCP4151, MCP4231, MCP4251
Rheostat Wiper Configuration: MCP4132, MCP4152, MCP4232, MCP4252

Single Resistor Network: MCP4131, MCP4132, MCP4151, MCP4152
Dual Resistor Network: MCP4231, MCP4232, MCP4251, MCP4252

7-bit, 128 Resistors (129 steps): MCP4131, MCP4132, MCP4231, MCP4232
8-bit, 256 Resistors (257 steps): MCP4151, MCP4152, MCP4251, MCP4252

Digital Potentiometer - Microchip

Attribute Value
Control Interface Serial-SPI
Resistance Value 100kΩ
Number of Positions 129
Memory Type Volatile
Number of Pots per Package 1
Mounting Type Surface Mount
Package Type MSOP
Pin Count 8
Power Supply Type Single
Typical Single Supply Voltage 1.8 → 5.5 V
Dimensions 3 x 3 x 0.95mm
Height 0.95mm
Maximum Operating Temperature +125 °C
Length 3mm
Minimum Operating Temperature -40 °C
Width 3mm
70 In stock for FREE next working day delivery
Price Each (In a Pack of 10)
£ 0.468
(exc. VAT)
£ 0.562
(inc. VAT)
Per unit
Per Pack*
10 - 20
30 - 90
100 +
*price indicative
Packaging Options:
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