GENERAL DESCRIPTION

The AD7776/AD7777/AD7778 are a family of high speed, multichannel, 10-bit ADCs primarily intended for use in R/W head positioning servos found in high density hard disk drives. They have unique input signal conditioning features that make them ideal for use in such single supply applications.

FEATURES

AD7776: 1-Channel

AD7777: 4-Channel

AD7778: 8-Channel

Fast 10-Bit ADC: 2.5 μs Worst Case

+5 V Only

Half-Scale Conversion Option

Fast Interface Port

Power-Down Mode

APPLICATIONS

HDD Servos

Instrumentation