ISL23418 Overview
DATASHEET ISL23418 Single, 128-Tap, Low Voltage Digitally Controlled Potentiometer (XDCP™) FN7901 Rev 1.00 September 24, 2015 The ISL23418 is a volatile, low voltage, low noise, low power, SPI™ bus, 128 taps, single digitally controlled potentiometer (DCP), which integrates DCP core, wiper switches, and control logic on a monolithic CMOS integrated circuit. The digitally controlled potentiometer is implemented with...
ISL23418 Key Features
- 128 Resistor Taps
- SPI Serial Interface
- No Additional Level Translator for Low Bus Supply
- Daisy Chaining of Multiple DCP
- Wiper Resistance: 70 Typical @ VCC = 3.3V
- Shutdown Mode: Forces DCP into End-to-end Open Circuit
- Power-on Preset to Mid-scale (64-tap Position)
- Shutdown and Standby Current <2.8µA Max
- Power Supply
- VCC = 1.7V to 5.5V Analog Power Supply