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MCP4131

Microchip Technology
Part Number MCP4131
Manufacturer Microchip Technology
Description 7/8-Bit Single/Dual SPI Digital POT
Published Jul 1, 2014
Detailed Description MCP414X/416X/424X/426X 7/8-Bit Single/Dual SPI Digital POT with Non-Volatile Memory Features • Single or Dual Resistor...
Datasheet PDF File MCP4131 PDF File

MCP4131
MCP4131

Overview
MCP414X/416X/424X/426X 7/8-Bit Single/Dual SPI Digital POT with Non-Volatile Memory Features • Single or Dual Resistor Network options • Potentiometer or Rheostat configuration options • Resistor Network Resolution - 7-bit: 128 Resistors (129 Steps) - 8-bit: 256 Resistors (257 Steps) • RAB Resistances options of: - 5 kΩ - 10 kΩ - 50 kΩ - 100 kΩ • Zero-Scale to Full-Scale Wiper operation • Low Wiper Resistance: 75Ω (typical) • Low Tempco: - Absolute (Rheostat): 50 ppm typical (0°C to 70°C) - Ratiometric (Potentiometer): 15 ppm typical • Non-volatile Memory - Automatic Recall of Saved Wiper Setting - WiperLock™ Technology • SPI serial interface (10 MHz, modes 0,0 & 1,1) - High-Speed Read/Writes to wiper registers - Read/Write to Data EEPROM registers - Serially enabled EEPROM write protect - SDI/SDO multiplexing (MCP41X1 only) • Resistor Network Terminal Disconnect Feature via: - Shutdown pin (SHDN) - Terminal Control (TCON) Register • Write Protect Feature: - Hardware Write Protect (W...


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