AD8362

Data Sheet

Rev. F | Page 2 of 33

TABLE OF CONTENTS

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

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

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

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

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

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

Absolute Maximum Ratings............................................................ 7

ESD Caution.................................................................................. 7

Pin Configuration and Function Descriptions............................. 8

Equivalent Circuits........................................................................... 9

Typical Performance Characteristics ........................................... 10

Characterization Setup .................................................................. 16

Equipment ................................................................................... 16

Analysis........................................................................................ 16

Circuit Description......................................................................... 17

Square Law Detection................................................................ 17

Voltage vs. Power Calibration................................................... 18

Offset Elimination...................................................................... 19

Time-Domain Response of the Closed Loop ......................... 19

Operation in RF Measurement Mode.......................................... 20

Basic Connections...................................................................... 20

Device Disable ............................................................................ 20

Recommended Input Coupling................................................ 20

Operation at Low Frequencies.................................................. 21

Choosing a Value for CHPF...................................................... 22

Choosing a Value for CLPF....................................................... 22

Adjusting VTGT to Accommodate Signals with Very High

Crest Factors ............................................................................... 23

Altering the Slope....................................................................... 23

Temperature Compensation and Reduction of Transfer

Function Ripple .......................................................................... 24

Temperature Compensation at Various WiMAX Frequencies up

to 3.8 GHz........................................................................................ 25

Operation in Controller Mode ................................................. 27

RMS Voltmeter with 90 dB Dynamic Range.......................... 28

AD8362 Evaluation Board ............................................................ 29

Outline Dimensions....................................................................... 32

Ordering Guide .......................................................................... 32