AD7581

NOT RECOMMENDED FOR NEW DESIGNS

CMOS µP-Compatible 8-Bit, 8-Channel DAS

Data Sheet (Rev. A) Product Selection Table

Part Models: 5
1ku List Price: Starting From $34.49

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Overview

8-Bit Resolution
On-Chip 8×8 Dual-Port Memory
No Missed Codes over Full Temperature Range
Interfaces directly to Z80/8085/6800
CMOS, TTL Compatible Digital Inputs

Three-State Data Drivers
Ratiometric Capability
Interleaved DMA Operation
Fast Conversion
A/D Process Totally Transparent to µP

The AD7581 is a microprocessor compatible 8-bit, 8 channel, memory buffered, data acquisition system on a monolithic CMOS chip. It consists of an 8-bit successive approximation A/D Converter, an 8-channel multiplexer, 8×8 dual-port RAM, three-state DATA drivers (for interface), address latches and microprocessor compatible control logic.

Part Models: 5
1ku List Price: Starting From $34.49

Documentation

Data Sheet 1

AD7581: CMOS, uP-Compatible 8-Bit, 8-Channel DAS Data Sheet (Rev.A) 10/24/1980

Technical Articles 1

Designing Power Supplies for High Speed ADC 02/01/2012

ADI has always placed the highest emphasis on delivering products that meet the maximum levels of quality and reliability. We achieve this by incorporating quality and reliability checks in every scope of product and process design, and in the manufacturing process as well. "Zero defects" for shipped products is always our goal. View our quality and reliability program and certifications for more information.

Part Model	Pin/Package Drawing	Documentation	CAD Symbols, Footprints, and 3D Models
AD7581BQ	28 ld CerDIP	Material Declaration Reliablity Data Package Resources	Ultra Librarian SamacSys
AD7581CQ	28 ld CerDIP	Material Declaration Reliablity Data Package Resources	Ultra Librarian SamacSys
AD7581JNZ	28-Lead PDIP	Material Declaration Reliablity Data Package Resources	Ultra Librarian SamacSys
AD7581KNZ	28-Lead PDIP	Material Declaration Reliablity Data Package Resources	Ultra Librarian SamacSys
AD7581LNZ	28-Lead PDIP	Material Declaration Reliablity Data Package Resources	Ultra Librarian SamacSys

Part Models	Product Lifecycle	PCN

Apr 13, 2015 - 14_0260 Transfer of AD7581 Product from 4" to 8" Wafer Fab
		PCN14_0260_Form Material_Report Qualification Results Summary
AD7581BQ
AD7581CQ
AD7581JNZ
AD7581KNZ
AD7581LNZ
Nov 7, 2012 - 12_0199 Qualification of New Conductive Silver-Filled Glass Die Attach Adhesive for Cerdip and Ceramic Flatpack (Cerpack) Packages.
		PCN12_0199_Form Material_Report Qualification Report Summary Datasheet Specification Comparison
AD7581BQ
AD7581CQ
Nov 9, 2011 - 11_0050 Transfer of ADI Hermetics Assembly location from Paranaque, Manila to General Trias, Cavite Philippines
		PCN11_0050_Form Material_Report
AD7581BQ
AD7581CQ
Nov 9, 2011 - 11_0182 Test Site Transfer from Analog Devices Philippines Inc in Paranaque to Analog Devices General Trias in Cavite, Philippines
		PCN11_0182_Form Material_Report
AD7581BQ
AD7581CQ
Mar 7, 2019 - 19_0046 Assembly Transfer of 18,20,24,28 Lead PDIP to Cirtek
		PCN19_0046_Form Material_Report Detailed Change Description Qualification Results Summary
AD7581JNZ
AD7581KNZ
AD7581LNZ
Aug 19, 2009 - 07_0024 Package Material Changes for SOT23, MiniSO, MQFP, PDIP, PLCC, SOIC (narrow and wide body), SSOP, TSSOP and TSSOP exposed pad
		Material_Report Material_Report Parts List PCN07_0024_Form Qual Data
AD7581JNZ
AD7581KNZ
AD7581LNZ

This is the most up-to-date revision of the Data Sheet.

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