INA333 Lowest Power Zero-Drift Instrumentation Amplifier
INA333
Instrumentation Amplifier






















COMPATIBLE DEVICES
The INA333 is the industry’s lowest power zero-drift instrumentation amplifier. Featuring 75µA quiescent current, 25µV offset voltage, 1.8V operation and an impressive power-to-noise ratio, the INA333 improves accuracy and stability while extending battery life in portable medical, handheld instrumentation, weigh scales and data acquisition applications.

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INA333 Lowest Power Zero-Drift Instrumentation Amplifier

FEATURES
  • Low offset voltage: 25µV (max)
  • Low offset drift: 0.1µV/°C
  • Low quiescent current: 75µA
  • Low input bias current: 200pA
  • Excellent noise/power ratio: 50nV/rt-Hz at 75µA
  • Operation down to 1.8V
  • Package: MSOP-8
 
APPLICATIONS
  • Portable medical devices
  • Handheld instrumentation
  • Data acquisition
  • Weigh scales

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 Design Resources
INA333 Reference Circuits*: *Requires free TINA-TI™ Spice Simulation Software. Get it here.

Visit the Analog eLab™ Design Center for additional design tools, design software, and simulation models.