Biosensor Features
SpO2 measurement less sensitive to skin color
Industry’s smallest optical biosensor module
Fully integrated and trimmed module, including two LEDs, 250mA maximum drive current, and photodetectors
PPG output resolution: 16 to 18 bits
Data stored in 18-bit wide, 32-sample FIFO memory
Integrated averaging function for higher signal-to-noise ratio (SNR) and data rate reduction
Programmable measurement rate: up to 3200 samples per second

Light Sensor and Color Sensor* (OB1203SD) Features
Output resolution: 13 to 20 bits, 3 gain modes
Very stable spectral response over angle of light incidence
*High lux accuracy over different light sources
*Absolute sensitivity: 0.06 lux to > 150000 lux
*Four parallel channels (red, green, blue, clear)
*Accurate Correlated Color Temperature (CCT)
*Accurate CIE 1931 XYZ (RGB) color measurement