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• AD823x Heart Rate Monitor Front End
• The AD823x device is a built-in signal control block for ECG and other biopotential measurement applications. It is designed to extract, amplify, and filter weak biopotential signals in noisy environments, such as those caused by movement or remote electrode placement.
• Fully integrated single lead electrocardiogram (ECG) Front end common mode removal ratio: 80 dB (dc to 60 Hz) 2-electrode or 3-electrode configuration High signal gain (G = 100), equipped with dc block function 2-pole adjustable high pass filter Half-battery potential up to ±300 mV High speed recovery function improves filter settings AC/DC lead on/off detection Right foot drive (RLD) Built-in amplifier reference buffer generates virtual ground Optional 3-pole adjustable non-committed operational amplifier for low pass filter Rail-to-rail output Internal RFI filter shutdown pin 8 kV Human body model (HBM) ESD grade Power supply: +2.0 → +3.5 V dc (AD 8232), +1.7 → +3.5 V dc (AD8233) Static supply current: 170 μA (AD 8232), 100 μA (AD 300) RS Product Code 2.0 3.5 8232 1.7 AD 3.5 ACPZ-WP Heart Rate Monitor AFE 8233 80 60 50 AD8233ACBZ-R7 Heart Rate Monitor AFE (For Wearing Products)