ADM1062

Preliminary Technical Data

Rev. PrJ | Page 2 of 32

TABLE OF CONTENTS

General Description ......................................................................... 3

ADM1062 Specifications ................................................................. 5

Pin Configurations and Functional Descriptions ........................ 8

Absolute Maximum Ratings............................................................ 9

Thermal Characteristics .............................................................. 9

ESD Caution.................................................................................. 9

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

ADM1062 Inputs ............................................................................ 13

Powering the ADM1062 ............................................................ 13

Supply Supervision..................................................................... 14

Input Comparator Hysteresis.................................................... 14

Input Glitch Filtering ................................................................. 14

Supply Supervision with VXN Inputs...................................... 15

Supply Supervision Using the ADC ......................................... 15

VXN Pins as Digital Inputs ....................................................... 16

ADM1062 Outputs......................................................................... 17

ADM1062 Sequencing Engine...................................................... 19

Warnings...................................................................................... 19

SW Flow-Unconditional Jump ................................................. 19

End of Step Detector .................................................................. 20

Monitoring Fault Detector ........................................................ 20

Timeout Detector ....................................................................... 21

Closed Loop Supply Margining................................................ 21

Writing to the DACs .................................................................. 22

Choosing the Size of the Feedback Resistor ........................... 22

DAC Limiting/Other Safety Features ...................................... 22

Temperature Measurement System.............................................. 23

Remote Temperature Measurement ........................................ 23

Communicating with the ADM1062 ........................................... 25

Configuration Download at Power-Up ................................... 25

Updating the Configuration of the ADM1062....................... 25

Updating the Sequencing Engine of the ADM1062 .............. 26

Internal Registers of the ADM1062 ......................................... 26

ADM1062 EEPROM.................................................................. 26

Serial Bus Interface..................................................................... 27

Identifying the ADM1062 on the SMBUS .............................. 27

General SMBUS Timing............................................................ 27

SMbus Protocols for RAM and EEPROM .............................. 27

ADM1062 WRITE Operations................................................. 29

ADM1062 READ Operations................................................... 30

Outline Dimensions ....................................................................... 32

Ordering Guide .......................................................................... 32

REVISION HISTORY

Revision PrJ: Preliminary Version