ADUC844 - Dual 16-Bit/24-Bit ADCs

This page provides the datasheet information for the ADUC844, a member of the ADU Dual 16-Bit/24-Bit ADCs family.

Description

The ADuC844 is a complete smart transducer front end, integrating two high resolution sigma-delta ADCs, an 8-bit MCU, and program/data Flash/EE memory on a single chip.

Features

High Resolution Sigma-Delta ADCs Two Independent ADCs (24-Bit and 16-Bit Resolution) 24-Bit No Missing Codes, Primary ADC 21-Bit rms (18.5 Bit p-p) Effective Resolution @ 20 Hz Offset Drift 10 nV/°C, Gain Drift 0.5 ppm/°C Memory 62 Kbytes On-Chip Flash/EE Program Memory 4 Kbytes On-Chip Flash/EE Data Memory Flash/EE, 100 Year Retention, 100 Kcycles Endurance 3 Levels of Flash/EE Program Memory Security In-Circuit Serial Download (No External Hardware) High Speed User Download (5 Seconds) 2304 By.

Analog Devices

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Datasheet Details

Part number	ADUC844
Manufacturer	Analog Devices
File Size	674.68 KB
Description	Dual 16-Bit/24-Bit ADCs
Datasheet	ADUC844 Datasheet
Additional preview pages of the ADUC844 datasheet.

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Full PDF Text Transcription

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PRELIMINARY TECHNICAL DATA a MicroConverter, Dual 16-Bit/24-Bit ADCs with Embedded 62kB FLASH MCU Preliminary Technical Data FEATURES High Resolution Sigma-Delta ADCs Two Independent ADCs (24-Bit and 16-Bit Resolution) 24-Bit No Missing Codes, Primary ADC 21-Bit rms (18.5 Bit p-p) Effective Resolution @ 20 Hz Offset Drift 10 nV/°C, Gain Drift 0.5 ppm/°C Memory 62 Kbytes On-Chip Flash/EE Program Memory 4 Kbytes On-Chip Flash/EE Data Memory Flash/EE, 100 Year Retention, 100 Kcycles Endurance 3 Levels of Flash/EE Program Memory Security In-Circuit Serial Download (No External Hardware) High Speed User Download (5 Seconds) 2304 Bytes On-Chip Data RAM 8051-Based Core 8051 Compatible Instruction Set High Performance Single Cycle Core 32 kHz External Crystal On-Chip Programmable PLL (12.

Published: Mar 23, 2005 |