EVAL-CEDZ データシートの表示（PDF） - Analog Devices

部品番号

コンポーネント説明

メーカー

EVAL-CEDZ

1 MSPS, 14-Bit, Simultaneous Sampling SAR ADC with PGA and Four Comparators

Analog Devices 

AD7264

TABLE OF CONTENTS

Features .............................................................................................. 1

General Description ......................................................................... 1

Functional Block Diagram .............................................................. 1

Product Highlights ........................................................................... 1

Revision History ............................................................................... 2

Specifications..................................................................................... 3

Timing Specifications .................................................................. 6

Absolute Maximum Ratings............................................................ 7

ESD Caution.................................................................................. 7

Pin Configuration and Function Descriptions............................. 8

Typical Performance Characteristics ........................................... 10

Terminology .................................................................................... 14

Theory of Operation ...................................................................... 15

Circuit Information.................................................................... 15

Comparators................................................................................ 15

Operation..................................................................................... 15

Analog Inputs.............................................................................. 15

VDRIVE ............................................................................................ 16

Reference ..................................................................................... 16

REVISION HISTORY

7/08—Rev. 0 to Rev. A

Added AD7264-5................................................................Universal

Added LQFP Package.........................................................Universal

Changes to Figure 1 .......................................................................... 1

Changes to Common-Mode Voltage Range, VCM Parameter ..... 3

Changes to Table 3............................................................................ 7

Changes to Pin Configuration and Function

Description Section .......................................................................... 8

Changes to Figure 29...................................................................... 19

Updated Outline Dimensions ....................................................... 28

Changes to Ordering Guide .......................................................... 29

5/08—Revision 0: Initial Version

Typical Connection Diagrams.................................................. 17

Application Details..................................................................... 19

Modes of Operation ....................................................................... 20

Pin Driven Mode ........................................................................ 20

Gain Selection............................................................................. 20

Power-Down Modes .................................................................. 20

Control Register ......................................................................... 21

On-Chip Registers...................................................................... 22

Serial Interface ................................................................................ 23

Calibration....................................................................................... 25

Internal Offset Calibration........................................................ 25

Adjusting the Offset Calibration Register............................... 26

System Gain Calibration............................................................ 26

Application Hints ........................................................................... 27

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

PCB Design Guidelines for LFCSP .......................................... 27

Outline Dimensions ....................................................................... 28

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

Rev. A | Page 2 of 32

Share Link: