DESCRIPTION
The LTC®1285/LTC1288 are 3V micropower, 12-bit, successive approximation sampling A/D converters. They typically draw only 160µA of supply current when converting and automatically power down to a typical supply current of 1nA whenever they are not performing conversions.

FEATURES
■ 12-Bit Resolution
■ 8-Pin SO Plastic Package
■ Low Cost
■ Low Supply Current: 160µA Typ
■ Auto Shutdown to 1nA Typ
■ Guaranteed ±3/4LSB Max DNL
■ Single Supply 3V to 6V Operation
■ Differential Inputs (LTC1285)
■ 2-Channel MUX (LTC1288)
■ On-Chip Sample-and-Hold
■ 100µs Conversion Time
■ Sampling Rates:
   7.5ksps (LTC1285)
   6.6ksps (LTC1288)
■ I/O Compatible with SPI, Microwire, etc.

APPLICATIONS
■ Pen Screen Digitizing
■ Battery-Operated Systems
■ Remote Data Acquisition
■ Isolated Data Acquisition
■ Battery Monitoring
■ Temperature Measurement