The ISL29021IROZ-EVALZ evaluation board is used to evaluate the performance of Renesas' ISL29021 digital proximity sensor with interrupt function.

The ISL29021 is an integrated proximity and infrared sensor with a built-in IR LED driver and I2C interface (SMBus compatible). This device provides infrared sensing to allow proximity estimation featured with interrupt function.


  • Proximity Sensing
  • Ambient IR Cancellation During Proximity Sensing
    • Works Under Direct Sunlight
  • IR LED Driver with Programmable Source Current
    • Adjustable Current Drive from 100mA to 12.5mA
  • Programmable LED current Modulation Frequency
  • Variable Conversion Resolution up to 16-bits
  • Selectable Range (via I2C)
  • Works Under Various Light Sources, Including Sunlight
  • Ideal Spectral Response for Proximity Sensor
  • Proximity sensor range from 850nm to 950nm
    • Can use either 850nm or 950nm LED solution
  • Ultra-Low Power
  • 90µA Max Operating Current
  • Software Shutdown and Automatic Shutdown
    • 0.5µA Max Shutdown Current
  • Easy to Use
  • I2C (SMBus Compatible) Output
  • No Complex Algorithms Needed
  • Temperature Compensated
  • Small Form Factor
    • 8 Ld 2.0mm x 2.1mm x 0.7mm ODFN Package
  • I2C and SMBus Compatible
  • 1.7V to 3.63V Supply for I2C Interface
  • 2.25V to 3.63V Sensor Power Supply
  • Pb-Free (RoHS Compliant)


  • Display and Keypad Proximity Sensing for:
    • Mobile Devices: Smartphones, PDAs, GPS
    • Computing Devices: Notebook PCs, Webpads
    • Consumer Devices: LCD-TVs, Digital Picture Frames, Digital Cameras
  • Industrial and Medical Proximity Sensing

tuneProduct Options

Part Number Part Status Buy Sample


Title language Type Format File Size Date
Datasheets & Errata
ISL29021 Datasheet Datasheet PDF 878 KB
User Guides & Manuals
star ISL290xxiroz-evalz, ISL29xxxeval1z User Guide Manual - Development Tools PDF 1.74 MB


Title language Type Format File Size Date
ISL29011, ISL29018, ISL29021, ISL29023 Evaluation Board Software v1.0.7 Library EXE 2.41 MB
ISL29xxx ALS Evaluation Software v5.4.1 Library EXE 2.87 MB
Intersil ISL29xxx HID Installer v1.39 Library EXE 3.56 MB