AD8345

Rev. B | Page 2 of 20

TABLE OF CONTENTS

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

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

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

Product Description ......................................................................... 1

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

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

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

Absolute Maximum Ratings............................................................ 4

ESD Caution.................................................................................. 4

Pin Configuration and Function Descriptions............................. 5

Typical Performance Characteristics ............................................. 6

Equivalent Circuits ......................................................................... 10

Circuit Description......................................................................... 11

Overview...................................................................................... 11

LO Interface................................................................................. 11

Differential Voltage-to-Current Converter............................. 11

Mixers .......................................................................................... 11

Differential-to-Single-Ended Converter ................................. 11

Bias ............................................................................................... 11

Basic Connections .......................................................................... 12

LO Drive ...................................................................................... 12

LO Frequency Range ................................................................. 12

Baseband I and Q Channel Drive ............................................ 13

Reduction of LO Leakage.......................................................... 13

Single-Ended I and Q Drive...................................................... 13

RF Output.................................................................................... 14

Application with TxDAC® ......................................................... 14

Soldering Information ............................................................... 15

Evaluation Board ........................................................................ 15

Characterization Setups................................................................. 17

SSB Setup..................................................................................... 17

Modulated Waveform Setup ..................................................... 18

CDMA IS95................................................................................. 18

WCDMA 3GPP .......................................................................... 18

GSM ............................................................................................. 18

Outline Dimensions ....................................................................... 19

Ordering Guide .......................................................................... 19

REVISION HISTORY

12/05—Rev. A to Rev. B

Updated Format..................................................................Universal

Changes to Ordering Guide .......................................................... 19

4/05—Rev. 0 to Rev. A

Updated Format..................................................................Universal

Change to Part Name .........................................................Universal

Updated Outline Dimensions ....................................................... 19

Changes to Ordering Guide .......................................................... 19

7/01—Revision 0: Initial Version