SI1120 Datasheet (Silicon Laboratories) - PROXIMITY/AMBIENT LIGHT SENSOR

SI1120, PROXIMITY/AMBIENT LIGHT SENSOR

The Si1120 is a low-power, reflectance-based proximity and ambient light sensor with advanced analog signal processing and analog PWM output.

It includes an integrated differential photodiode, signal processor, and LED driver.

Proximity sensing is based on the measurement of reflected light from an

SI1120 Features

* Typically 50 cm meter proximity

* High EMI immunity without range with single pulse shielded packaging

* Seven precision optical

* Power supply: 2.2

* 3.7 V measurement modes:

* Operating temperature range:

* 3 proximity ranges

* 40 to +85 °C

* 3