ADM1066ACPZ-REEL 查看數據表（PDF） - Analog Devices

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ADM1066ACPZ-REEL

Super Sequencer with Margining Control and Auxiliary ADC Inputs

Analog Devices 

ADM1066

TABLE OF CONTENTS

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

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

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

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

Revision History ............................................................................... 3

Detailed Block Diagram .................................................................. 4

Specifications..................................................................................... 5

Absolute Maximum Ratings............................................................ 8

Thermal Resistance ...................................................................... 8

ESD Caution.................................................................................. 8

Pin Configurations and Function Descriptions ........................... 9

Typical Performance Characteristics ........................................... 11

Powering the ADM1066 ................................................................ 14

Slew Rate Consideration............................................................ 14

Inputs................................................................................................ 15

Supply Supervision ..................................................................... 15

Programming the Supply Fault Detectors............................... 15

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

Input Glitch Filtering ................................................................. 16

Supply Supervision with VXx Inputs....................................... 16

VXx Pins as Digital Inputs ........................................................ 17

Outputs ............................................................................................ 18

Supply Sequencing Through Configurable Output Drivers. 18

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

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

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

Data Sheet

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

SMBus Jump (Unconditional Jump)........................................ 19

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

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

Choosing the Size of the Attenuation Resistor....................... 24

DAC Limiting and Other Safety Features ............................... 24

Applications Diagram .................................................................... 25

Communicating with the ADM1066........................................... 26

Configuration Download at Power-Up ................................... 26

Updating the Configuration ..................................................... 26

Updating the Sequencing Engine............................................. 27

Internal Registers........................................................................ 27

EEPROM ..................................................................................... 27

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

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

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

Read Operations ......................................................................... 31

Outline Dimensions ....................................................................... 33

Ordering Guide .......................................................................... 33

Rev. F | Page 2 of 36

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