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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