ADL5523

Rev. A | Page 2 of 24

TABLE OF CONTENTS

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

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

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

Revision History ............................................................................... 2

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

AC Specifications.......................................................................... 3

DC Specifications ......................................................................... 4

De-Embedded S-Parameters, VPOS = 3 V to 5 V, RFIN =

Port 1, VPOS = Port 2, RFOUT = Port 3 .................................. 4

Absolute Maximum Ratings............................................................ 5

ESD Caution.................................................................................. 5

Pin Configuration And Function Descriptions............................ 6

Typical Performance Characteristics ............................................. 7

900 MHz, VPOS = 5 V................................................................. 7

1950 MHz, VPOS = 5 V .............................................................. 8

2600 MHz, VPOS = 5 V .............................................................. 9

3500 MHz, VPOS = 5 V ............................................................ 10

900 MHz, VPOS = 3 V .............................................................. 11

1950 MHz, VPOS = 3 V ............................................................ 12

2600 MHz, VPOS = 3 V ............................................................ 13

3500 MHz, VPOS = 3 V ............................................................ 14

DC Characteristics ..................................................................... 15

Basic Connections .......................................................................... 16

Evaluation Board ............................................................................ 17

Soldering Information and Recommended PCB

Land Pattern................................................................................ 17

Tuning the ADL5523 for Optimal Noise Figure ........................ 18

Tuning S22................................................................................... 18

Tuning the LNA Input for Optimal Gain................................ 19

Tuning the LNA Input for Optimal Noise Figure .................. 19

S11 of the LNA with S22 Matched ........................................... 20

Outline Dimensions ....................................................................... 21

Ordering Guide .......................................................................... 21

REVISION HISTORY

9/09—Rev. 0 to Rev. A

Updated Maximum Junction Temperature Unit (Table 4) ......... 5

10/08—Revision 0: Initial Version