Product Summary

The MCP4131-103EP is a 7/8-Bit Single/Dual SPI Digital POT with Volatile Memory. It offers a wide range of product offerings using an SPI interface. The MCP4131-103EP supports 7-bit and 8-bit resistor networks, and Potentiometer and Rheostat pinouts.

Parametrics

MCP4131-103EP absolute maximum ratings: (1)Voltage on VDD with respect to VSS:-0.6V to +7.0V; (2)Voltage on CS, SCK, SDI, SDI/SDO, and SHDN with respect to VSS:-0.6V to 12.5V; (3)Voltage on all other pins (PxA, PxW, PxB, and SDO) with respect to VSS:-0.3V to VDD + 0.3V; (4)Input clamp current, IIK (VI < 0, VI > VDD, VI> VPP ON HV pins):±20 mA; (5)Output clamp current, IOK (VO < 0 or VO > VDD):±20 mA; (6)Maximum output current sunk by any Output pin:25 mA; (7)Maximum output current sourced by any Output pin:25 mA; (8)Maximum current out of VSS pin:100 mA; (9)Maximum current into VDD pin:100 mA; (10)Maximum current into PXA, PXW & PXB pins:±2.5 mA; (11)Storage temperature:-65°C to +150°C; (12)Ambient temperature with power applied:-40°C to +125°C; (13)Total power dissipation：400 mW; (14)Soldering temperature of leads (10 seconds)：+300°C.

Features

MCP4131-103EP features: (1)Brown-out reset protection (1.5V typical); (2)Serial Interface Inactive current (2.5 uA typical); (3)High-Voltage Tolerant Digital Inputs: Up to 12.5V; (4)Supports Split Rail Applications ; (5)Internal weak pull-up on all digital inputs ; (6)Wide Operating Voltage: 2.7V to 5.5V - Device Characteristics Specified, 1.8V to 5.5V - Device Operation.

Diagrams

MCP4131-103EP block diagram

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