Microchip MCP4251-103E/SL Digital Potentiometer 257-Position 10 kΩ Linear 2-Channel 14-Pin SOIC

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RS-stocknr.:
738-6137
Fabrikantnummer:
MCP4251-103E/SL
Fabrikant:
Microchip
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Merk

Microchip

Product Type

Digital Potentiometer

Resistance

10kΩ

Number of Positions

257

Taper Type

Linear

Temperature Coefficient

150 ppm/°C

Memory Type

Volatile

Number of Pots per Package

2

Mount Type

Surface

Interface Type

SPI

Package Type

SOIC

Pin Count

14

Minimum Supply Voltage

1.8V

Maximum Supply Voltage

5.5V

Minimum Operating Temperature

-40°C

Maximum Operating Temperature

125°C

Series

MCP4251

Standards/Approvals

No

Length

8.65mm

Width

3.9mm

Height

1.25mm

Automotive Standard

No

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.

Features


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


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