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Description

The VM6101 is a high dynamic range 4-channel CMOS photosensor suitable for ambient light sensing as well as color light sensing. Light intensity is converted linearly to a variable frequency signal. The signal period is readable through the two-wire serial interface.

Features

■ 4-channel Y+RGB photosensor, with integrated infrared filter

■ Wide dynamic range light to frequency converters

■ 2-wire serial interface, I2C and SMBus compatible

■ PWM output for direct LCD backlight control

■ Comparator logic with two programmable thresholds and hysteresis function

■ Power down input

■ 3.0 V to 3.6 V supply range

■ Built-in clock generator, precision voltage and current references

■ Low profile Pb-free package (RoHS compliant)

Applications

■ General purpose color measurement

■ Automatic backlighting control

■ Panel lighting

■ White goods