ADT7461

TABLE OF CONTENTS

ADT7461–Specifications................................................................. 3

SMBus Timing Specifications ......................................................... 4

Absolute Maximum Ratings............................................................ 5

Thermal Characteristics .............................................................. 5

Pin Configuration and Pin Function Descriptions...................... 6

Typical Performance Characteristics ............................................. 7

Functional Description .................................................................... 9

Series Resistance Cancellation.................................................... 9

Temperature Measurement Method .......................................... 9

Temperature Measurement Results.......................................... 10

Temperature Measurement Range ........................................... 10

Temperature Data Format ......................................................... 10

ADT7461 Registers .................................................................... 11

Serial Bus Interface..................................................................... 14

Addressing the Device ............................................................... 14

Alert Output................................................................................ 16

Low Power Standby Mode......................................................... 16

Sensor Fault Detection .............................................................. 16

The ADT7461 Interrupt System............................................... 17

Application Information ........................................................... 18

Factors Affecting Diode Accuracy ........................................... 18

Thermal Inertia and Self-Heating ............................................ 19

Layout Considerations............................................................... 19

Application Circuit..................................................................... 20

Outline Dimensions ....................................................................... 21

Ordering Guide .......................................................................... 21

REVISION HISTORY

Revision 0: Initial Version

Rev. 0 | Page 2 of 24