AD7794 datasheet(2/21 Pages) AD

部品番号	AD7794

部品情報	Low Power, 24-Bit Sigma-Delta ADC with In-Amp and Embedded Reference (6 Channel)

Download	21 Pages

Scroll/Zoom	100%

メーカー	AD [Analog Devices]

ホームページ	http://www.analog.com

Logo

2 / 21 page

AD7794

Preliminary Technical Data

REV.PrE 6/04 | Page 2

TABLE OF CONTENTS

AD7794—Specifications.................................................................. 3

Timing Characteristics, .................................................................... 9

Absolute Maximum Ratings.......................................................... 11

ESD Caution................................................................................ 11

Pin Configuration and Function Descriptions........................... 12

Typical Performance Characteristics ........................................... 14

On-chip Registers ........................................................................... 15

Communications Register (RS2, RS1, RS0 = 0, 0, 0) .............. 15

Status Register (RS2, RS1, RS0 = 0, 0, 0; Power-on/Reset =

0x88)............................................................................................. 16

Mode Register (RS2, RS1, RS0 = 0, 0, 1; Power-on/Reset =

0x000A)........................................................................................ 16

Configuration Register (rs2, RS1, RS0 = 0, 1, 0; Power-

on/Reset = 0x0710) .................................................................... 18

Data Register (RS2, RS1, RS0 = 0, 1, 1; Power-on/Reset =

0x000000) .................................................................................... 20

ID Register (RS2, RS1, RS0 = 1, 0, 0; Power-on/Reset = 0xxF)

....................................................................................................... 20

IO Register (RS2, RS1, RS0 = 1, 0, 1; Power-on/Reset = 0x00)

....................................................................................................... 20

OFFSET Register (RS2, RS1, RS0 = 1, 1, 0; Power-on/Reset =

0x800000) .................................................................................... 21

FULL-SCALE Register (RS2, RS1, RS0 = 1, 1, 1; Power-

on/Reset = 0x5xxxx5) ................................................................ 21

ADC Circuit Information.............................................................. 22

Overview ..................................................................................... 22

Noise Performance ..................................................................... 22

Digital Interface .......................................................................... 23

Single Conversion Mode ....................................................... 24

Continuous Conversion Mode............................................. 24

Continuous Read Mode ........................................................ 25

Circuit Description......................................................................... 26

Analog Input Channel ............................................................... 26

Bipolar/Unipolar Configuration .............................................. 26

Data Output Coding .................................................................. 26

Reference ..................................................................................... 26

VDD Monitor ................................................................................ 27

Grounding and Layout .............................................................. 27

Outline Dimensions ....................................................................... 29

Ordering Guide .......................................................................... 29

REVISION HISTORY

REV.PrE, June 2004: Initial Version

同様の部品番号 - AD7794

メーカー	部品番号	データシート	部品情報
Analog Devices	AD7794	767Kb / 37P	6-Channel, Low Noise, Low Power REV. D
	AD7794BRU	814Kb / 36P	6-Channel, Low Noise, Low Power, 24-/16-Bit 誇-? ADC with On-Chip In-Amp and Reference REV. D
	AD7794BRU-REEL	814Kb / 36P	6-Channel, Low Noise, Low Power, 24-/16-Bit 誇-? ADC with On-Chip In-Amp and Reference REV. D
	AD7794BRUZ-REEL1	814Kb / 36P	6-Channel, Low Noise, Low Power, 24-/16-Bit 誇-? ADC with On-Chip In-Amp and Reference REV. D
	AD7794BRUZ1	814Kb / 36P	6-Channel, Low Noise, Low Power, 24-/16-Bit 誇-? ADC with On-Chip In-Amp and Reference REV. D

More results

同様の説明 - AD7794

メーカー	部品番号	データシート	部品情報
Analog Devices	AD7792	241Kb / 18P	Low Power, 16/24-Bit Sigma-Delta ADC with Low-Noise In-Amp and Embedded Reference REV.PrF 6/04
	AD7798	499Kb / 17P	Low Power, 24-Bit/16-Bit Sigma-Delta ADC with In-Amp Rev. B
	AD7124-4-EP	272Kb / 17P	4-Channel, Low Noise, Low Power, 24-Bit, Sigma-Delta ADC with PGA and Reference Rev. 0
	ADFS7124-4	3Mb / 93P	4-Channel, Low Noise, Low Power, 24-Bit, Sigma-Delta ADC with PGA and Reference Rev. 0
	ADFS7124-8	2Mb / 93P	8-Channel, Low Noise, Low Power, 24-Bit, Sigma-Delta ADC with PGA and Reference Rev. 0
	AD7124-4	1Mb / 90P	4-Channel, Low Noise, Low Power, 24-Bit, Sigma-Delta ADC with PGA and Reference
	AD7124-8	1Mb / 91P	8-Channel, Low Noise, Low Power, 24-Bit, Sigma-Delta ADC with PGA and Reference
	AD7124-8	1Mb / 93P	8-Channel, Low Noise, Low Power, 24-Bit Sigma-Delta ADC with PGA and Reference
	AD7787	307Kb / 20P	Low Power, 2-Channel 24-Bit Sigma-Delta ADC REV. A
	AD7787	326Kb / 20P	Low Power, 2-Channel 24-Bit Sigma-Delta ADC REV. 0

More results

AD7794 データシート(PDF) 2 Page - Analog Devices

AD7794 データシート(HTML) 2 Page - Analog Devices

同様の部品番号 - AD7794

同様の説明 - AD7794

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21

データシートダウンロード

リンク URL

AD7794 データシート(PDF) 2 Page - Analog Devices

AD7794 データシート(HTML) 2 Page - Analog Devices

同様の部品番号 - AD7794

同様の説明 - AD7794

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21

データシート ダウンロード

リンク URL

データシートダウンロード