NOT RECOMMENDED FOR NEW DESIGNS INTERSIL SUGGESTS THE ISL22316 OR ISL22319
X9428 Low Noise/Low Power/2-Wire Bus
Single Digitally Controlled Potentiometer (XDCP™)
DATASHEET
FN8197 Rev 1.
00 April 26, 2006
FEATURES
• Solid state potentiometer • 2-wire serial interface • Register oriented format
—Direct Read/Write/Transfer wiper position —Store as many as four positions per
potentiometer • Power supplies
—VCC = 2.
7V to 5.
5V —V+ = 2.
7V to 5.
5V —V– = -2.
7V to -5.
5V • Low power
CMOS —Standby current 1µA —Ideal for battery operated applications • High reliability —Endurance–100,000 Data changes per bit per
register —Register data retention–100 years • 4-bytes of nonvolatile memory • 10k resisto...