Ratiometric Instrumentation Amplifier IC

AM417 is a low-cost sensor signal-conditioning IC for differential input voltages. The fully analog IC generates a ratiometric voltage output signal with adjustable offset and gain. With its integrated current source and its wide temperature range it is particularly suitable for automotive bridge signal-conditioning circuits.




  • 1.Silicon pressure sensors
  • 2.Sensor signal-conditioner
  • 3.Analog front end for µC
  • 4.Differential voltage amplifier
  • 5.Automotive applications

Short Specifications

Supply Voltage (VCC) 5 V ± 5%
Input voltage range 0 .. 200 mV (differential)
Voltage output 0.5 .. 4.5 V (ratiometric), adjustable
Current source 0.5 .. 1.25 mA, adjustable
Temperature range -40 °C .. 125 °C
Package / Delivery forms SO8, on DIL8-adapter, sawn 6″ wafer on blue foil
RoHS status compliant .


General Documents

Datasheet AM417
Product flyer AM417
IC package catalog

Design Support

Application note: Reverse polarity protection for ratiometric ICs like AM417


Typical Application Circuit with Blockdiagram

Sensor signal-conditioner for Wheatstone-bridges with ratiometric voltage output (e.g. 0.5 .. 4.5 V):
AM417 as sensor signal-conditioner with ratiometric voltage output.


Ordering Codes and Product Inquiry / Samples

Order number Delivery form
AM417-0-SO8 SO8 package
AM417-WAF sawn wafer on 6″ blue foil
AM417-Adapt AM417 soldered to an SO8-DIL8 adapter



No accessories available for this product.