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TCS3720 ALS/Color and Proximity Sensor

for Behind OLED Applications


  • Red, green, blue and clear ALS channels with improved sensitivity
  • Highly programmable gain and integration time
  • Display synchronization with highly programmable ALS Start Delay (ASD)
  • 737kHz ALS clock rate
  • 1KB FIFO
  • Integrated factory calibrated emitter drivers
  • Display synchronization with highly programmable Proximity Start Delay (PSD)
  • Crosstalk and ambient light cancellation
  • Optimized sensitivity and noise level
  • Wide configuration range
  • 1.8V power supply with 1.8V I2C bus
  • Configurable sleep mode
  • Interrupt driven device
  • Proximity saturation flag
  • Digital and analog ALS saturation flags
  • VSYNC status check


  • Ambient light sensing behind OLED displays
  • Proximity detection behind OLED displays
  • Low power consumption
  • Integrated status checking for all functions

Product parameters

Supply Voltage [V] 1.7 - 1.98
I²C Bus 1.8V
Programmable Gain, Integration Time, Interrupt
Integrated Capabilities Color, ALS, Proximity Emitter Driver
Recommended Operating Distances
Temperature Range [°C] -30 to 85
Package OLGA, pin count 12

General description

The TCS3720 features ambient light, color (RGB) sensing and proximity detection. The device integrates two advanced emitter drivers within a compact 3.34mm x 1.36mm x 0.6mm OLGA package.

This product suits for the following applications:

  • Brightness management for displays
  • Color management for displays
  • Proximity detection for mobile phones


Title Category Headline Buy
TCS3720 Eval Kit Application Board Evaluation Kit for TCS3720

Technical documents

Type Description Language
Datasheet TCS3720 Datasheet English
Special Datasheet TCS3720 Short Datasheet English

Environmental documents

Type Description Language
RoHS Certificate TCS3720 RoHS Certificate English

Other information

Type Description Language
Block Diagram TCS3720 Block Diagram English
Factsheet ALS/Color and Proximity Sensor for Behind OLED Applications English
Image TCS3720 Product Top Perspective View English
Image TCS3720 Product Top View English
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