AM457 Datasheet (Analog Microelectronics)

AM457, Precision amplifier

Electrical specifications Circuit Description of functions Example application Block diagram and pinout Delivery options Further reading AM457 3 3 3 4 5 6 7 9 10 10 TABLE OF FIGURES AND TABLES Table 1: Specifications Table 2: Circuit Table 3: Pin configuration Figure 1: Block diagram Figure 2: Sc

www.DataSheet.co.kr Precision amplifier for bridge circuits AM457 PRINCIPLE FUNCTION Adjustable amplification of differential voltage signals (±5 to ±100mV FS) to an adjustable, ratiometric output voltage of between 0.2 and Vcc-0.2Volt with a diagnostic unit VCC = 5V ± 5% Differential input voltages ( 5 100mV FS) Diagnostic unit AM457 e.g.

VOUT = 0.2VCC-0.2V (adjustable) e.g.

0.54.5V ratiometric Iout = 2mA TYPICAL APPLICATIONS Precision amplifiers for bridge circuits with low