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EVAL-ADM1067TQEB

Super Sequencer® with Open-Loop Margining DACs

Analog Devices 

ADM1067

TABLE OF CONTENTS

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

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

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

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

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

Specifications..................................................................................... 4

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

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

Thermal Resistance ...................................................................... 9

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

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

Powering the ADM1067 ................................................................ 13

Inputs................................................................................................ 14

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

Programming the Supply Fault Detectors............................... 14

Input Comparator Hysteresis.................................................... 15

Input Glitch Filtering ................................................................. 15

Supply Supervision with VXn Inputs ...................................... 15

VXn Pins as Digital Inputs........................................................ 15

Outputs ............................................................................................ 17

Supply Sequencing through Configurable Output Drivers .. 17

Default Output Configuration.................................................. 18

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

Overview...................................................................................... 19

REVISION HISTORY

11/06—Rev. A to Rev. B

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

Changes to Features.......................................................................... 1

Changes to Figure 2.......................................................................... 3

Changes to Table 1............................................................................ 4

Changes to Table 2............................................................................ 7

Changes to Absolute Maximum Ratings Section......................... 9

Changes to Programming the Supply Fault

Detectors Section............................................................................ 14

Changes to Table 6.......................................................................... 14

Added the Default Output Configuration Section..................... 18

Changes to Fault Reporting Section............................................. 21

Changes to Figure 28...................................................................... 24

Changes to the Identifying the ADM1067

on the SMBus Section .................................................................... 26

Changes to Figure 30 and Figure 31............................................. 28

Changes to Ordering Guide .......................................................... 32

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

SMBus Jump/Unconditional Jump .......................................... 19

Sequencing Engine Application Example ............................... 20

Fault and Status Reporting........................................................ 21

Supply Margining ........................................................................... 22

Overview ..................................................................................... 22

Open-Loop Margining .............................................................. 22

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

Choosing the Size of the Attenuation Resistor....................... 23

DAC Limiting/Other Safety Features ...................................... 23

Applications Diagram .................................................................... 24

Communicating with the ADM1067........................................... 25

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

Updating the Configuration ..................................................... 25

Updating the Sequencing Engine............................................. 26

Internal Registers........................................................................ 26

EEPROM ..................................................................................... 26

Serial Bus Interface..................................................................... 26

SMBus Protocols for RAM and EEPROM.............................. 29

Write Operations ........................................................................ 29

Read Operations......................................................................... 30

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

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

1/05—Rev. 0 to Rev. A

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

Changes to Absolute Maximum Ratings Section..........................8

Change to Supply Sequencing through Configurable

Output Drivers Section.................................................................. 16

Changes to Figure 28...................................................................... 22

Change to Table 9 ........................................................................... 25

10/04—Revision 0: Initial Version

Rev. B | Page 2 of 32

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