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