ADGS1208/ADGS1209

Data Sheet

Rev. 0 | Page 2 of 33

TABLE OF CONTENTS

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

Applications....................................................................................... 1

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

Functional Block Diagrams............................................................. 1

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

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

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

±15 V Dual Supply ....................................................................... 3

12 V Single Supply........................................................................ 5

Continuous Current per Channel, Sx or Dx............................. 8

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

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

Thermal Resistance .................................................................... 11

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

Pin Configurations and Function Descriptions ......................... 12

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

Test Circuits..................................................................................... 18

Terminology .................................................................................... 21

Theory of Operation ...................................................................... 22

Address Mode ............................................................................. 22

Error Detection Features ........................................................... 22

Clearing the Error Flags Register ............................................. 23

Burst Mode.................................................................................. 23

Software Reset............................................................................. 23

Daisy-Chain Mode..................................................................... 23

Power-On Reset.......................................................................... 24

Round Robin Mode.................................................................... 25

General-Purpose Outputs......................................................... 26

Applications Information .............................................................. 27

Digital Input Buffers .................................................................. 27

Settling Time............................................................................... 27

Power Supply Rails..................................................................... 27

Power Supply Recommendations............................................. 27

Register Summaries........................................................................ 28

Register Details ............................................................................... 29

Switch Data Register .................................................................. 29

Error Configuration Register.................................................... 30

Error Flags Register.................................................................... 30

Burst Enable Register................................................................. 31

Round Robin Enable Register................................................... 31

Round Robin Channel Configuration Register...................... 31

CNV Edge Select Register......................................................... 32

Software Reset Register ............................................................. 32

Outline Dimensions....................................................................... 33

Ordering Guide .......................................................................... 33

REVISION HISTORY

4/2018—Revision 0: Initial Version