AS

“АLFA RPAR”

AS620

Riga, Latvia www.alfarzpp.lv; alfa@alfarzpp.lv

1

Low Cost Low Power Instrumentation Amplifier

Block diagram AS620

FEATURES

-Pin-to-pin compatible with industry standard AD620

EASY TO USE

-Gain Set with One External Resistor :

-Wide Power Supply Range (±2.3 V to ±18 V)

-Higher Performance than Three Op Amp IA Designs

-Available in 8-Lead SOIC Packaging

-Low Power

EXCELLENT DC PERFORMANCE (“B GRADE”)

-50 µV max, Input Offset Voltage

-0.6µV/°C max, Input Offset Drift

-0,8 nA max, Input Bias Current

-100 dB min Common-Mode Rejection Ratio (G = 10)

LOW NOISE

-0.28 µV p-p Noise (0.1 Hz to 10 Hz)

APPLICATIONS

-Weigh Scales

-ECG and Medical Instrumentation

-Transducer Interface

-Data Acquisition Systems

-Industrial Process Controls

-Battery Powered and Portable Equipment

CONNECTION DIAGRAM

DIP-8, SOIC-8 Packages

R

G

-V

S

+V

S

R

G

-IN

+IN

OUTPUT

REF

1

8

7

6

5

2

3

4

AS620

TOP VIEW

AS620AR, AS620BR: SOIC-8

AS620AN, AS620BN: DIP-8