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TC7652 LOW NOISE, CHOPPER-STABILIZED OPERATIONAL AMPLIFIER
FEATURES
s s s s s s s s Low Offset Over Temperature Range ............ 10µV Ultra-Low Long-Term Drift ................. 150nV/Month Low Temperature Drift ............................. 100nV/°C Low DC Input Bias Current ............................. 15pA High Gain, CMRR and PSRR ................. 110dB Min Low Input Noise Voltage ......... 0.2µVP-P; DC to 1Hz Internally-Compensated for Unity-Gain Operation Clamp Circuit for Fast Overload Recovery
GENERAL DESCRIPTION
The TC7652 is a lower noise version of the TC7650, sacrificing some input specifications (bias current and bandwidth) to achieve a 10x reduction in noise. All the other benefits of the chopper technique are present, i.e.