ADBT1002 datasheet(2/44 Pages) AD

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Data Sheet

ADBT1002

TABLE OF CONTENTS

analog.com

Rev. 0 | 2 of 44

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

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

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

Typical Application Diagram.................................. 1

Specifications........................................................ 3

Analog Front End and Controller

Specifications................................................... 3

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

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

Soldering............................................................ 8

Electrostatic Discharge (ESD) Ratings...............8

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

Pin Configuration and Function Descriptions........ 9

Theory of Operation.............................................13

Overview.......................................................... 13

Analog Front End............................................. 14

Digital Controller...............................................14

Host SPI........................................................... 14

Host Interrupt Request..................................... 14

Clocking............................................................14

GPIOx Pins.......................................................14

Auxiliary ADC................................................... 14

Supports Coulombic Efficiency Measurement..14

Supports Precharge Operation.........................15

Sequencer........................................................... 16

Instruction Definition.........................................16

Sequencing Modes...........................................16

Charge and Discharge Instruction Modes........ 18

Charge and Discharge Instruction Limits......... 18

Slew Rate.........................................................19

Parallel Operation.............................................19

Flags.................................................................19

Global Register Settings...................................20

Channel Static Settings....................................20

Instruction Set Architecture.............................. 20

Sequencer Operation Example........................ 24

Memory Mapped Registers................................. 25

Host SPI Interface Details................................... 37

SPI Overview....................................................37

Communications Protocols...............................37

Applications Information...................................... 39

Calibration........................................................ 39

Diagnostics.......................................................39

Operating Use Cases....................................... 39

Outline Dimensions............................................. 44

Ordering Guide.................................................44

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