OBSOLETE PRODUCT
DATASHEET
POSSIBLE SUBSTITUTE PRODUCT
ISL22419
ISL22416
FN6311
Single Digitally Controlled Potentiometer (XDCP™) Low Noise, Low Power, SPI®
Rev 1.
00
Bus, 128 Taps, Wiper Only
September 8, 2009
The ISL22419 integrates a single digitally controlled potentiometer (DCP) and non-volatile memory on a monolithic
CMOS integrated circuit.
The digitally controlled potentiometer is implemented with a combination of resistor elements and
CMOS switches.
The position of the wiper is controlled by the user through the SPI serial interface.
The potentiometer has an associated volatile Wiper Register (WR) and a non-volatile Initial Value Register (IVR) that can be directly written ...