Data Sheet FEATURES Multifunction photometric front end Fully integrated AFE, ADC, LED drivers, and timing core Usable in a broad range of optical measurement applications, including photoplethysmography Enables best-in-class ambient light rejection capability without the need for photodiode optical filters Three 8 mA to 250 mA LED drivers Separate data registers for each LED/photodiode combination 1 to 8 optical inputs Flexible, multiple, short LED pulses per optical sample 20-bit burst accumulator enabling 20 bits per sample period On-board sample to sample accumulator, enabling up to 27 bits per data read Low power operation I2C interface and 1.
8 V analog/digital core Flexible sampling fr...

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