ISL23428 Overview
DATASHEET ISL23428 Dual, 128-Tap, Low Voltage Digitally Controlled Potentiometer (XDCP™) FN7904 Rev 2.00 September 23, 2015 The ISL23428 is a volatile, low voltage, low noise, low power, 128-tap, dual digitally controlled potentiometer (DCP) with an SPI Bus™ interface. It integrates two DCP cores, wiper switches and control logic on a monolithic CMOS integrated circuit. Each digitally controlled potentiometer is...
ISL23428 Key Features
- Two potentiometers per package
- 128 resistor taps
- 10k 50kor 100k total resistance
- SPI serial interface
- No additional level translator for low bus supply
- Daisy Chaining of multiple DCPs
- Power supply
- VCC = 1.7V to 5.5V analog power supply
- VLOGIC = 1.2V to 5.5V SPI bus/logic power supply
- Maximum supply current without serial bus activity (standby)