Microchip Technology, Inc. Digital Potentiometers MCP4142T-103E/MF

The MCP4142T-103E/MF is a digital potentiometer featuring a 10 k,Ѷ resistance with 129 taps, designed for applications requiring precise resistance control. It operates within a voltage range of 2.7V to 5.5V and supports SPI communication at speeds up to 10 MHz. The device offers both potentiometer and rheostat configurations, making it versatile for various circuit designs. Key features include non-volatile memory for automatic recall of wiper settings, low wiper resistance of 75,Ѷ, and a wide operating temperature range from -40¬8C to +125¬8C. The MCP4142T also incorporates WiperLock,Ñ¢ technology, which secures calibration settings, and has a shutdown feature for power management. Additionally, it provides high-voltage tolerant digital inputs and supports split rail applications, enhancing its adaptability in different environments. Engineers considering this component will find it suitable for applications that require reliable and adjustable resistance with the added benefit of memory retention.