ADM1066ASUZ(RevE) データシートの表示（PDF） - Analog Devices

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ADM1066ASUZ
(Rev.:RevE)

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

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 ........................................................ 16

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

Supply Sequencing Through Configurable Output Drivers. 17

Default Output Configuration.................................................. 17

Sequencing Engine ......................................................................... 18

Overview...................................................................................... 18

Warnings...................................................................................... 18

SMBus Jump (Unconditional Jump)........................................ 18

Sequencing Engine Application Example ............................... 19

Fault and Status Reporting........................................................ 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 ADM1066........................................... 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 ........................................................................ 28

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

Outline Dimensions ....................................................................... 31

Ordering Guide .......................................................................... 31

Rev. E | Page 2 of 32

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