ADVANCED LINEAR DEVICES, INC.
ALD521D
24 BIT SERIAL INTERFACE DIGITAL CONTROLLER
APPLICATIONS • Operate in conjunction with ALD500/ALD500R Precision analog signal processors • High accuracy DC
voltage measurement functions • Portable battery operated instruments • PC-based software control or stand-alone operation (without other processors or PC) • Serial digital output interface to other microprocessors or microcontrollers GENERAL DESCRIPTION The ALD521D is a digital controller designed to interface to the ALD500 or ALD500R integrating dual slope analog processors as a chip set for building a precision analog-to-digital converter.
With the ALD521D and ALD500R, together with a few external...