AD603 Просмотр технического описания (PDF) - Analog Devices

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AD603

Low Noise, 90 MHz Variable Gain Amplifier

Analog Devices 

AD603

TABLE OF CONTENTS

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

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

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

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

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

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

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

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

Pin Configurations and Function Descriptions ........................... 5

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

Test Circuits..................................................................................... 11

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

Noise Performance ..................................................................... 12

REVISION HISTORY

4/12—Rev. J to Rev. K

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

Added Figure 10 and Figure 11; Renumbered Sequentially ....... 7

Added Test Circuits Section .......................................................... 11

Moved Figure 29 and Figure 30 .................................................... 11

12/11—Rev. I to Rev. J

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

Changes to Evaluation Board Section.......................................... 19

Changes to Figure 48 Through Figure 50.................................... 19

Changes to Figure 51 Through Figure 54.................................... 20

Added Figure 57.............................................................................. 22

5/07—Rev. G to Rev. H

Changes to Layout .......................................................................... 14

Changes to Layout .......................................................................... 15

Changes to Layout .......................................................................... 16

Inserted Evaluation Board Section, and Figure 48 to

Figure 51 .......................................................................................... 19

Inserted Figure 52 and Table 4...................................................... 20

Changes to Ordering Guide .......................................................... 21

Data Sheet

The Gain Control Interface....................................................... 13

Programming the Fixed-Gain Amplifier Using Pin

Strapping...................................................................................... 13

Using the AD603 in Cascade ........................................................ 15

Sequential Mode (Optimal SNR) ............................................. 15

Parallel Mode (Simplest Gain Control Interface) .................. 16

Low Gain Ripple Mode (Minimum Gain Error) ................... 17

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

A Low Noise AGC Amplifier.................................................... 18

Caution ........................................................................................ 19

Evaluation Board ............................................................................ 20

Outline Dimensions ....................................................................... 22

Ordering Guide .......................................................................... 23

3/05—Rev. F to Rev. G

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

Change to Features ............................................................................1

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

Change to Figure 1 ............................................................................1

Changes to Specifications.................................................................3

New Figure 4 and Renumbering Subsequent Figures ..................6

Change to Figure 10 ..........................................................................7

Change to Figure 23 ..........................................................................9

Change to Figure 29 ....................................................................... 12

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

4/04—Rev. E to Rev. F

Changes to Specifications.................................................................2

Changes to Ordering Guide .............................................................3

8/03—Rev. D to Rev E

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

Changes to Specifications.................................................................2

Changes to TPCs 2, 3, 4 ....................................................................4

Changes to Sequential Mode (Optimal S/N Ratio) section.........9

Change to Figure 8 ......................................................................... 10

Updated Outline Dimensions ....................................................... 14

Rev. K | Page 2 of 24

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