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Date: 8th July 2011

Instrumentation amp with high CMRR of 100 dB while consuming 75 uA

Analog Devices Inc has added the AD8420 micropower amplifier to its instrumentation amplifier product family, featured with high CMRR (common-mode rejection ratio) of 100 dB while consuming 75 uA of power and offers improved signal quality and longer battery life. These high CMRR amplifier suits for bridge amplifiers, pressure sensing in portable and battery-powered precision signal healthcare and instrumentation applications such as infusion pumps, remote and handheld metering equipment and smart phones.

Key Features of AD8420 amplifier:
Gain range: 1 to 1000
Wide Supply Range
Single supply: 2.7 V to 36 V
Dual supply: +/-2.7 V to+/-18 V
Bandwidth (G=100): 2.5 kHz
Input noise: 50 nV/vHz
Max offset voltage: 200 uV
Max offset drift: 1uV/C

Availability: Now.
Price: $0.89 each for 1K units
Package: 8-lead MSOP


 
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