AD8221 PDF Datasheet
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Description
This is Precision Instrumentation Amplifier. Precision Instrumentation Amplifier AD8221
FEATURES
Easy to use Available in space-saving MSOP Gain set with 1 external resistor (gain range 1 to 1000) Wide power supply range: ±2.3 V to ±18 V Temperature range for specified performance:
40°C to +85°C Operational up to 125°C1 Excellent AC specifications
80 dB minimum CMRR to 10 kH- (G = 1) 825 kHz, 3 dB bandwidth (G = 1) 2 V, s slew rate Low noise 8 nV, √Hz, @ 1 kHz, maximum input voltage noise 0.25 V p-p input noise (0.1 H- to 10 Hz) High accuracy dc performance (AD8221BR) 90 dB minimum CMRR (G = 1) 25 V maximum input offset voltage 0.3 V, °C maximum input offset drift 0.4 nA maximum input bias current
APPLICATIONS
Weigh scales Industrial process controls Bridge amplifiers Precision data acquisition systems Medical instrumentation Strain gages Transducer interfaces
GENERAL DESCRIPTION
The AD8221 is a gain programmable, high performance instrumentation amplifier that delivers the industry’s highest CMRR over frequency in its cla.