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The INA122PAG4 is a single-supply, micro-power instrumentation amplifier manufactured by Texas Instruments. It features an 8-pin PDIP package and operates within a temperature range of -40°C to 85°C. Key electrical specifications include a maximum average bias current of 0.05 µA, a nominal bandwidth of 0.12 MHz at 3dB, and a minimum common-mode rejection ratio of 76 dB. The device exhibits a maximum nonlinearity of 0.024%.
Verify the component authenticity by checking the manufacturer's marking and datasheet alignment. Confirm the specific suffix PG4 corresponds to the 8-PDIP package and lead-free composition. Ensure the operating temperature range meets the environmental requirements of the target application before finalizing procurement decisions.
Select this component when low power consumption and single-supply compatibility are critical design constraints. The high CMRR makes it suitable for precision measurements where noise rejection is essential. Consider the 0.12 MHz bandwidth limitation for high-speed signal processing tasks.
This part belongs to the INA122 family of instrumentation amplifiers from Texas Instruments. It is designed as a low-cost, general-purpose solution for precision analog signal conditioning. The PGA4 suffix indicates a specific package and compliance configuration within the broader product line.
Consult official substitution guides for compatible alternatives with similar pinouts and electrical characteristics. Verify that any replacement maintains the required single-supply operation and micro-power specifications.