AD8340

Data Sheet

TABLE OF CONTENTS

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

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

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

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

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

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

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

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

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

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

Theory of Operation ...................................................................... 10

RF Quadrature Generator ......................................................... 10

I-Q Attenuators and Baseband Amplifiers.............................. 11

Output Amplifier........................................................................ 11

Noise and Distortion.................................................................. 11

Gain and Phase Accuracy.......................................................... 11

RF Frequency Range.................................................................. 11

Applications Information .............................................................. 12

Using the AD8340...................................................................... 12

RF Input and Matching ............................................................. 12

RF Output and Matching .......................................................... 13

Driving the I-Q Baseband Controls......................................... 13

Interfacing to High Speed DACs.............................................. 14

CDMA2000 Application ........................................................... 14

Evaluation Board ............................................................................ 16

Schematic and Artwork............................................................. 18

Outline Dimensions....................................................................... 20

Ordering Guide .......................................................................... 20

REVISION HISTORY

3/14—Rev. B to Rev. C

Added Exposed Pad Notation, Figure 2 and Table 3 ................... 5

Updated Outline Dimensions....................................................... 20

Changes to Ordering Guide .......................................................... 20

8/07—Rev. A to Rev B

Replaced Pin Configuration and Function

Descriptions Section ........................................................................ 5

Changes to Figure 30...................................................................... 12

Changes to Figure 39...................................................................... 18

7/07—Rev. 0 to Rev. A

Replaced Pin Configuration and Function

Descriptions Section ........................................................................ 5

Changes to Ordering Guide .......................................................... 20

6/04—Revision 0: Initial Version

Rev. C | Page 2 of 20