GENERAL DESCRIPTION

The AD7863 is a high speed, low power, dual 14-bit analog-to-digital converter that operates from a single 5 V supply.

FEATURES

Two fast 14-bit ADCs

Four input channels

Simultaneous sampling and conversion

5.2 μs conversion time

Single supply operation

Selection of input ranges

±10 V for AD7863-10

±2.5 V for AD7863-3

0 V to 2.5 V for AD7863-2

High speed parallel interface

Low power, 70 mW typical

Power saving mode, 105 μW maximum

Overvoltage protection on analog inputs

14-bit lead compatible upgrade to AD7862