Description
The TSL2550 is a digital light sensor with a two-wire, SMBus serial interface. It combines two photodiodes and a companding analog-to-digital converter (ADC) on a single CMOS integrated circuit to provide light measurements over an effective 12-bit dynamic range.

● Converts Light Intensity to Digital Signal
● Infrared Compensation to Approximate Human Eye Response
● Companding A/D for Wide Dynamic Range
● Rejects 50 Hz/60 Hz Lighting Ripple
● Two-Wire SMBus Serial Interface
● Single Supply Operation (2.7 V to 5.5 V)
● Low Active Power (1 mW typ)
● Power Down Mode
● Low-Profile Surface-Mount Package