AD8338

Data Sheet

Rev. B | Page 2 of 19

TABLE OF CONTENTS

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

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

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

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

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

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

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

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

Thermal Resistance ...................................................................... 4

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

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

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

Theory of Operation ...................................................................... 12

Introduction................................................................................ 12

Overall Structure of the AD8338 ............................................. 12

VGA Core.................................................................................... 12

Normal Operating Conditions ................................................. 13

Explanation of the Gain Function............................................ 16

Adjusting The Output Common-Mode Voltage.................... 17

Applications Information .............................................................. 18

Simple On-Off Keyed (OOK) Receiver................................... 18

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

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

REVISION HISTORY

6/2016—Rev. A to Rev. B

Changes to Table 1............................................................................ 3

Changes to Figure 3.......................................................................... 5

Changes to Figure 7 Caption and Figure 8 Caption..................... 6

Changes to Figure 17, Figure 18, and Figure 21 ........................... 8

Changes to FBKP, FBKM, OUTP, and OUTM Pins Section .... 13

Changes to AGC Circuit, VAGC Pin Section and Figure 45 .... 15

Added Equation 5 to Equation 7; Renumbered Sequentially.......15

Changes to Explanation of the Gain Function Section .................16

Deleted Interfacing the AD8338 to an ADC Section and

Figure 19; Renumbered Sequentially................................................19

11/2013—Rev. 0 to Rev. A

Changes to Features Section, Applications Section, and

General Descriptions Section ......................................................... 1

Changes to Table 1............................................................................ 3

Changes to Pin 13 and Pin 14 Descriptions.................................. 5

Added Conditions to Typical Performance Characteristics;

Changes to Figure 4 and Figure 5; Changes to Figure 6, Figure 7,

Figure 8 Captions.............................................................................. 6

Changes to Figure 12 and Figure 13............................................... 7

Changes to Figure 18 and Figure 19............................................... 8

Changes to Figure 22........................................................................ 9

Changes to Figure 35 and Figure 36............................................. 11

Replaced Theory of Operation Section ....................................... 12

Changes to Figure 50...................................................................... 18

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

4/2013—Revision 0: Initial Version