AD8313ARMZ Просмотр технического описания (PDF) - Analog Devices

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AD8313ARMZ

0.1 GHz to 2.5 GHz 70 dB Logarithmic Detector/Controller

Analog Devices 

AD8313

TABLE OF CONTENTS

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

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

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

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

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

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

Absolute Maximum Ratings............................................................ 6

ESD Caution.................................................................................. 6

Pin Configuration and Function Description .............................. 7

Typical Performance Characteristics ............................................. 8

Circuit Description......................................................................... 11

Interfaces.......................................................................................... 13

Power-Down Interface, PWDN................................................ 13

Signal Inputs, INHI, INLO........................................................ 13

Logarithmic/Error Output, VOUT .......................................... 13

Setpoint Interface, VSET ........................................................... 14

Applications Information .............................................................. 15

REVISION HISTORY

9/15—Rev. D to Rev. E

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

Added Table 1; Renumbered Sequentially .................................... 1

Updated Outline Dimensions ....................................................... 24

Changes to Ordering Guide .......................................................... 24

6/04—Rev. C to Rev. D

Updated Evaluation Board Section .............................................. 21

2/03—Rev. B to Rev. C

TPCs and Figures Renumbered........................................Universal

Edits to Specifications ...................................................................... 2

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

Updated Outline Dimensions ......................................................... 7

8/99—Rev. A to Rev. B

5/99—Rev. 0 to Rev. A

8/98—Revision 0: Initial Version

Data Sheet

Basic Connections for Log (RSSI) Mode ................................ 15

Operating in Controller Mode ................................................. 15

Input Coupling ........................................................................... 16

Narrow-Band LC Matching Example at 100 MHz ................ 16

Adjusting the Log Slope............................................................. 18

Increasing Output Current........................................................ 18

Effect of Waveform Type on Intercept .................................... 19

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

Schematic and Layout................................................................ 20

General Operation ..................................................................... 20

Using the AD8009 Operational Amplifier.............................. 20

Varying the Logarithmic Slope................................................. 20

Operating in Controller Mode ................................................. 20

RF Burst Response ..................................................................... 20

Outline Dimensions ....................................................................... 24

Ordering Guide .......................................................................... 24

Rev. E | Page 2 of 24

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