ADA4351-2ACPZ-R7 datasheet(2/36 Pages) AD

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Data Sheet

ADA4351-2

TABLE OF CONTENTS

analog.com

Rev. 0 | 2 of 36

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

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

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

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

Functional Block Diagram......................................3

Specifications........................................................ 4

5 V Specifications...............................................4

3 V Specifications...............................................6

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

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

Maximum Power Dissipation.............................. 8

Output Current Derating Curve.......................... 8

Explanation of Test Levels..................................8

Electrostatic Discharge (ESD) Ratings...............9

ESD Caution.......................................................9

Pin Configuration and Function Descriptions...... 10

Truth Table....................................................... 10

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

Theory of Operation.............................................23

Overview.......................................................... 23

PGTIA Errors....................................................23

Main Amplifier (CMOS).................................... 26

Applications Information...................................... 28

TIA Design Theory........................................... 28

Noise Contributions for Transimpedance

Amplifiers........................................................30

Error Budget.....................................................32

ADC Driving......................................................32

Compensated and Noncompensated

Frequency Response..................................... 33

Achieving Low Input Bias Current.................... 34

PCB Layout...................................................... 35

Outline Dimensions............................................. 36

Ordering Guide.................................................36

Evaluation Boards............................................ 36

REVISION HISTORY

10/2023—Revision 0: Initial Version

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