AM400 datasheet(18/21 Pages) AD

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UNIVERSAL AMPLIFIER IC

AM400

analog microelectronics

October 2005

Analog Microelectronics GmbH

Phone:

+49 (0)6131/91 073 – 0

18/21

An der Fahrt 13, D – 55124 Mainz

Fax:

+49 (0)6131/91 073 – 30

Rev.: 4.2

Internet: http://www.analogmicro.de

Email:

info@analogmicro.de

BLOCK DIAGRAM, 20-POLE PINOUT AND DICE

NAME

EXPLANATION

CVREF

Current/Voltage reference

CVSET

Current/Voltage reference set

IN+

Positive input IA

IN–

Negative input IA

OUTIA

Output IA

INOP

Positive amplification OP input

GAIN

Gain set

OUTAD

System gain output

INDAI

Current output stage input

INDAV

Voltage output stage input

IOUT

Current output

RS–

Sensor resistor –

VCC

Supply voltage

RS+

Sensor resistor +

VOUT

Voltage output

VSET

Set reference voltage source

Zero adjustment (offset)

GND

IC ground

VREF

Reference voltage source output

SET

Output offset current set

Table 1:

Pinout of the 20-pole version of AM400

VREF

IN+

IN-

VOUT

SET

OUTAD INDAI

GND

VSET

INDAV

GAIN

ZA OUTIA INOP

IOUT

RS+

RS-

VCC

CVREF

CVSET

Voltage reference

OP1

AM400-0

OP2

OP3

Figure 9:

Block diagram of AM400 in the 20-pole version

318

615

813

CVREF

CVSET

IN+

IN-

OUTIA

INOP

GAIN

OUTAD

INDAI

INDAV

SET

VREF

GND

VSET

VOUT

RS+

VCC

RS-

IOUT

Figure 10:

Pinout of the 20-pole version

of AM400

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