DESCRIPTION
The LTC1287 is a 3V data acquisition component which contains a serial I/O successive approximation A/D converter. The device specifications are guaranteed at a supply voltage of 2.7V. It uses LTCMOSTM switched capacitor technology to perform a 12-bit unipolar, A/D conversion. The differential input has an on-chip sampleand-hold on the (+) input.

FEATURES
■ Single Supply 3.3V or ±3.3V Operation
■ Built-In Sample-and-Hold
■ Direct 3-Wire Interface to Most MPU Serial Ports and All MPU Parallel Ports
■ 30kHz Maximum Throughput Rate

TYPICAL APPLICATIONS
■ Battery-Powered Instruments
■ Data Logger
■ Data Acquisition Modules