UNIVERSAL AMPLIFIER IC

AM400

analog microelectronics

Februar 2006

Analog Microelectronics GmbH

Phone:

+49 (0)6131/91 073 – 0

An der Fahrt 13, D – 55124 Mainz

Fax:

+49 (0)6131/91 073 – 30

Rev.: 4.3

Internet: http://www.analogmicro.de

Email:

info@analogmicro.de

CONTENTS

FEATURES

3

GENERAL DESCRIPTION

3

BLOCK DIAGRAM

3

ELECTRICAL SPECIFICATIONS

4

BOUNDARY CONDITIONS

7

DETAILED DESCRIPTION OF FUNCTIONS

7

OPERATING AM400

10

General information on 2- and 3-wire applications

10

Setting the voltage gain using the voltage output

11

Setting the output current range and compensating for the offset using the current output

11

Selecting the supply voltage

11

POINTS TO NOTE: INITIAL OPERATION OF AM400

12

APPLICATIONS

13

1) Typical 3-wire application with a differential input signal

13

2) Typical 3-wire application with an input signal referenced to ground

14

3) Typical 2-wire application with a differential input signal

15

4) Application for the 16-pole version of AM400 (3-wire application)

17

BLOCK DIAGRAM, 20-POLE PINOUT AND DICE

18

BLOCK DIAGRAM AND 16-POLE PINOUT

19

EXAMPLE APPLICATIONS

20

DELIVERY

21

PACKAGE DIMENSIONS

21

FURTHER READING

21