AD8432

Data Sheet

Rev. D | Page 2 of 32

TABLE OF CONTENTS

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

 

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

 

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

 

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

 

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

 

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

 

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

 

Thermal Resistance ...................................................................... 5

 

Maximum Power Dissipation ..................................................... 5

 

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

 

Pin Configuration and Function Descriptions............................. 6

 

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

 

Test Circuits..................................................................................... 16

 

Theory of Operation ...................................................................... 18

 

Low Noise Amplifier (LNA) ..................................................... 18

 

Gain Setting Technique ............................................................. 18

 

Active Input Resistance Matching............................................ 19

 

Applications Information .............................................................. 21

 

Typical Setup............................................................................... 21

 

I/Q Demodulation Front End................................................... 23

 

Differential-to-Single-Ended Conversion............................... 24

 

Evaluation Board ............................................................................ 25

 

Connection and Operation....................................................... 25

 

Schematic..................................................................................... 28

 

Outline Dimensions ....................................................................... 29

 

Ordering Guide .......................................................................... 29

 

REVISION HISTORY

3/2017—Rev. C to Rev. D

Changed CP-24-7 to CP-24-15 .................................... Throughout

Changes to Outline Dimensions................................................... 29

Changes to Ordering Guide .......................................................... 29

7/2012—Rev. B to Rev. C

Changes to Figure 1.......................................................................... 1

Changes to Figure 65...................................................................... 18

Change to Figure 69 ....................................................................... 21

Changes to Table 7.......................................................................... 22

Deleted Gain Settings Section and Table 8.................................. 25

Changes to Evaluation Board Section and Figure 73; Added

Connection and Operation Section and Table 8 ........................ 25

Added Figure 74 to Figure 78, Renumbered Sequentially ........ 26

Added Figure 79.............................................................................. 27

Changes to Figure 80...................................................................... 28

Updated Outline Dimensions ....................................................... 29

3/2011—Rev. A to Rev. B

Changes to Format ......................................................................... 21

2/2010—Rev. 0 to Rev. A

Changes to General Description .....................................................1

Changes to Figure 5, Figure 6, Figure 7, Figure 8..........................7

Added Figure 27, Figure 29, and Figure 31, Renumbered

Sequentially ..................................................................................... 11

Added Figure 33 and Figure 35 .................................................... 12

Changes to Figure 58...................................................................... 16

10/2009—Revision 0: Initial Version