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Table Of Contents; Revision History - Analog Devices ADM1169 Manual

Super sequencer with margining control and nonvolatile fault recording

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ADM1169

TABLE OF CONTENTS

Features .............................................................................................. 1
Applications....................................................................................... 1
Functional Block Diagram .............................................................. 1
General Description ......................................................................... 1
Revision History ............................................................................... 2
Detailed Block Diagram .................................................................. 3
Specifications..................................................................................... 4
Absolute Maximum Ratings............................................................ 7
Thermal Resistance ...................................................................... 7
ESD Caution.................................................................................. 7
Pin Configurations and Function Descriptions ........................... 8
Typical Performance Characteristics ........................................... 10
Powering the ADM1169 ................................................................ 13
Inputs................................................................................................ 14
Supply Supervision..................................................................... 14
Programming the Supply Fault Detectors............................... 14
Input Comparator Hysteresis.................................................... 15
Input Glitch Filtering ................................................................. 15
Supply Supervision with VXx Inputs....................................... 16
VXx Pins as Digital Inputs ........................................................ 16
Outputs ............................................................................................ 17
Default Output Configuration.................................................. 17
Sequencing Engine ......................................................................... 18
Overview...................................................................................... 18
Warnings...................................................................................... 18
SMBus Jump (Unconditional Jump)........................................ 18

REVISION HISTORY

4/11-Revision 0: Initial Version
 
Sequencing Engine Application Example ............................... 19
 
Fault and Status Reporting........................................................ 20
 
Nonvolatile Black Box Fault Recording................................... 20
 
Black Box Writes with No External Supply ............................ 21
 
Voltage Readback............................................................................ 22
 
Supply Supervision with the ADC ........................................... 22
 
Supply Margining ........................................................................... 23
 
Overview ..................................................................................... 23
 
Open-Loop Supply Margining ................................................. 23
 
Closed-Loop Supply Margining ............................................... 23
 
Writing to the DACs .................................................................. 24
 
 
DAC Limiting and Other Safety Features ............................... 24
 
Applications Diagram .................................................................... 25
 
Communicating with the ADM1169........................................... 26
 
Configuration Download at Power-Up................................... 26
 
Updating the Configuration ..................................................... 26
 
Updating the Sequencing Engine............................................. 27
 
Internal Registers........................................................................ 27
 
EEPROM ..................................................................................... 27
 
Serial Bus Interface..................................................................... 28
 
SMBus Protocols for RAM and EEPROM.............................. 29
 
Write Operations ........................................................................ 30
 
Read Operations......................................................................... 31
 
Outline Dimensions ....................................................................... 33
 
Ordering Guide .......................................................................... 33
 
Rev. 0 | Page 2 of 36
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

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