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INA128, INA129
SBOS051F – OCTOBER 1995 – REVISED MAY 2022
INA12x Precision, Low-Power Instrumentation Amplifiers
1 Features
• Low offset voltage: 50 μV, maximum • Low drift: 0.5 μV/°C, maximum • Low input bias current: 5 nA, maximum • Low noise: 8 nV/√Hz, 0.2 μVpp • High CMR: 120 dB, minimum • Bandwidth: 1.3 MHz (G = 1) • Inputs protected to ±40 V • Wide supply range: ±2.25 V to ±18 V • Low quiescent current: 700 μA • Packages: 8-pin plastic DIP, SO-8
2 Applications
• Pressure transmitter • Temperature transmitter • Weigh scale • Electrocardiogram (ECG) • Analog input module • Data acquisition (DAQ)
3 Description
The INA128 and INA129 (INA12x) are low-power, general-purpose instrumentation amplifiers that offer excellent accuracy.