VCNL4020C-GS08

Vishay

Part Number: VCNL4020C-GS08

Inventory

Distributor SKU Stock Cost
Digi-key VCNL4020C-GS08CT-ND 3294 $3.18 Buy
Mouser Electronics 78-VCNL4020C-GS08 3248 $2.89 Buy
Description

The VCNL4020C is a fully integrated biosensor 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.

Applications:

  • Wearables
  • Health monitoring
  • Pulse oximetry

Features:

  • Package type: surface mount
  • Package form: SMD
  • Dimensions (L x W x H in mm): 4.90 x 2.40 x 0.83
  • Integrated modules: infrared emitter (IRED), ambient light sensor (ALS), photo diode (PD), and signal conditioning IC
  • Interrupt function
  • Supply voltage range VDD: 2.5 V to 3.6 V
  • Supply voltage range IR anode: 2.5 V to 5 V
  • Communication via I2C interface
  • I2C bus H-level range: 1.7 V to 5 V
  • Floor life: 72 h, MSL 4, according to J-STD-020
  • Low stand by current consumption: 1.5 μA

Optical Biosensors function:

  • Built-in infrared emitter and broader sensitivity photodiode allows to also work with green and red LEDs
  • 16 bit effective resolution ensures excellent cross talk immunity
  • Programmable LED drive current from 10 mA to 200 mA in 10 mA steps
  • Excellent ambient light suppression through signal modulation

Ambient light function:

  • Built-in ambient light photo-pin-diode with close-to-human-eye sensitivity
  • 16 bit dynamic range from 0.25 lx to 16 klx
  • 100 Hz and 120 Hz flicker noise rejection


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