VCNL4020-SB

The VCNL4020 is a fully integrated proximity and ambient light sensor. Fully integrated means that the infrared emitter is included in the package. It has 16 bit resolution. It includes a signal processing IC and features standard I2C communication interface. It features an interrupt function.

• Integrated modules: infrared emitter (IRED), ambient light sensor (ALS-PD), proximity sensor (PD), and signal conditioning IC
• Interrupt function
• Communication via I2C interface
• I2C bus H-level range: 1.7V to 5V
• <bold>Proximity Function:</bold>
• Built-in infrared emitter and photo-pin-diode for proximity function
• 16bit effective resolution for proximity detection range ensures excellent cross talk immunity
• Programmable LED drive current from 10mA to 200mA in 10mA steps
• Excellent ambient light suppression by signal modulation
• Proximity distance up to 200mm
• <bold>Ambient Light Function:</bold>
• Built-in ambient light photo-pin-diode with close-to-human-eye sensitivity
• 16bit dynamic range from 0.25lx to 16klx
• 100Hz and 120Hz flicker noise rejection