GENERAL DESCRIPTION

The AD7861 is a multichannel simultaneous sampling A/D Converter (ADC) configured for the acquisition of voltage inputs in a motor control solution or three-phase power system.

FEATURES

11-Bit Resolution Analog-to-Digital Converter

Seven Single-Ended Analog Inputs

Four Input Channels Simultaneously Sampled

Expansion with 4 Multiplexed Inputs

Internal 2.5 V Reference

3.2 μ
s Conversion Time per Channel

User Definable Channel Sequencing

Single Supply +5 V Operation

Double Buffered Register Outputs

6.25 MHz to 12.5 MHz Operating Clock Range

APPLICATIONS

Motor Control

3-Phase Power Measurement

Cellular Phones

Data Acquisition