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ADM1166 View Datasheet(PDF) - Analog Devices

Part Name
Description
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ADM1166 Datasheet PDF : 32 Pages
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ADM1166
TABLE OF CONTENTS
Features .............................................................................................. 1
Functional Block Diagram .............................................................. 1
Applications....................................................................................... 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 ADM1166 ................................................................ 13
Inputs................................................................................................ 14
Supply Supervision..................................................................... 14
Programming the Supply Fault Detectors............................... 14
Input Comparator Hysteresis.................................................... 14
Input Glitch Filtering ................................................................. 15
Supply Supervision with VXx Inputs....................................... 15
VXx Pins as Digital Inputs ........................................................ 15
Outputs ............................................................................................ 16
Supply Sequencing Through Configurable Output Drivers. 16
Default Output Configuration.................................................. 16
Sequencing Engine ......................................................................... 17
Overview...................................................................................... 17
Warnings...................................................................................... 17
SMBus Jump (Unconditional Jump)........................................ 17
REVISION HISTORY
12/10—Revision 0: Initial Version
Sequencing Engine Application Example ............................... 18
Fault and Status Reporting........................................................ 19
Nonvolatile Black Box Fault Recording................................... 20
Black Box Writes with No External Supply ............................ 20
Voltage Readback............................................................................ 21
Supply Supervision with the ADC ........................................... 21
Supply Margining ........................................................................... 22
Overview ..................................................................................... 22
Open-Loop Supply Margining ................................................. 22
Closed-Loop Supply Margining ............................................... 22
Writing to the DACs .................................................................. 23
Choosing the Size of the Attenuation Resistor ....................... 23
DAC Limiting and Other Safety Features ............................... 23
Applications Diagram .................................................................... 24
Communicating with the ADM1166........................................... 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.............................. 28
Write Operations ........................................................................ 29
Read Operations ......................................................................... 30
Outline Dimensions ....................................................................... 32
Ordering Guide .......................................................................... 32
Rev. 0 | Page 2 of 32
 

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