AD608 Ver la hoja de datos (PDF) - Analog Devices

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Fabricante

AD608

Low Power Mixer/Limiter/RSSI 3 V Receiver IF Subsystem

Analog Devices 

AD608

TABLE OF CONTENTS

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

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

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

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

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

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

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

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

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

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

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

Test Circuits....................................................................................... 8

Theory of Operation ........................................................................ 9

REVISION HISTORY

2/09—Rev. B to Rev. C

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

Reorganized Layout............................................................Universal

Change to General Description Section ........................................ 1

Changes to DC Level Parameter, Operating Range Parameter,

and TMIN to TMAX Parameter, Table 1 .......................................... 3

Added Typical Performance Characteristics Heading ................ 6

Added Test Circuits Heading .......................................................... 8

Changes to Figure 17 and Figure 19............................................... 8

Change to Figure 22 ......................................................................... 9

Changes to Table 5............................................................................ 9

Updated Outline Dimensions ....................................................... 13

Changes to Ordering Guide .......................................................... 13

Mixer ...............................................................................................9

Mixer Gain .....................................................................................9

IF Filter Terminations ................................................................ 10

The Logarithmic IF Amplifier .................................................. 10

Offset Feedback Loop ................................................................ 10

RSSI Output ................................................................................ 11

Digitizing the RSSI ..................................................................... 11

Power Consumption .................................................................. 11

Troubleshooting.......................................................................... 11

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

Outline Dimensions ....................................................................... 13

Ordering Guide .......................................................................... 13

Rev. C | Page 2 of 16

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