AD7846 查看數據表（PDF） - Analog Devices

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AD7846

LC2MOS 16-Bit Voltage Output DAC

Analog Devices 

AD7846

TABLE OF CONTENTS

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

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

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

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

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

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

AC Performance Characteristics ................................................ 4

Timing Characteristics ................................................................ 5

Absolute Maximum Ratings............................................................ 6

ESD Caution.................................................................................. 6

Pin Configurations and Function Descriptions ........................... 7

Typical Performance Characteristics ............................................. 8

Terminology .................................................................................... 10

Circuit Description......................................................................... 11

Digital Section............................................................................. 11

Digital-to-Analog Conversion.................................................. 11

REVISION HISTORY

4/10—Rev. F to Rev. G

Change to Figure 1 ........................................................................... 1

12/09—Rev. E to Rev. F

Updated Format..................................................................Universal

Changes to Table 4............................................................................ 6

Deleted Other Output Voltage Ranges Section ............................ 9

Deleted Figure 20 and Table 5; Renumbered Sequentially ......... 9

Deleted Test Application Section and Figure 21 ........................ 10

Deleted Figure 29 to Figure 31...................................................... 14

Changes to Printed Circuit Board Layout Section..................... 18

Updated Outline Dimensions ....................................................... 20

Changes to Ordering Guide .......................................................... 22

Output Stage................................................................................ 12

Unipolar Binary Operation ........................................................... 13

Bipolar Operation........................................................................... 14

Multiplying Operation............................................................... 14

Position Measurement Application.............................................. 15

Microprocessor Interfacing........................................................... 16

AD7846-to-8086 Interface ........................................................ 16

AD7846-to-MC68000 Interface ............................................... 16

Digital Feedthrough ....................................................................... 17

Application Hints ........................................................................... 18

Noise ............................................................................................ 18

Grounding ................................................................................... 18

Printed Circuit Board Layout ................................................... 18

Outline Dimensions ....................................................................... 20

Ordering Guide .......................................................................... 22

Rev. G | Page 2 of 24

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