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BH1745NUC - Ambient light sensor

Datasheet Summary

Description

BH1745NUC is digital color sensor IC with I2C bus interface.

This IC senses Red, Green and Blue light (RGB) and converts them to digital values.

Features

  • The Excellent Ircut Characteristics with an Ircut Filter.
  • The High Sensitivity and Wide Dynamic Range (0.005.
  • 40k lx).
  • Supports Low Transmittance (Dark) Window.
  • Correspond to I2C Bus Interface ( f/s mode support ).
  • Low Current by Power Down Function.
  • Rejecting 50Hz/60Hz Light Noise.
  • Correspond to 1.8V Logic Interface.
  • Programmable Interrupt Function.
  • It is possible to select 2 type of I2C bus slave address. (ADDR =’L’: “0111000”, ADDR =’H’:.

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Datasheet preview – BH1745NUC

Datasheet Details

Part number BH1745NUC
Manufacturer ROHM
File Size 0.99 MB
Description Ambient light sensor
Datasheet download datasheet BH1745NUC Datasheet
Additional preview pages of the BH1745NUC datasheet.

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Full PDF Text Transcription

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Datasheet Ambient light sensor ICs Digital 16bit Serial Output Type Color Sensor IC BH1745NUC General Description BH1745NUC is digital color sensor IC with I2C bus interface. This IC senses Red, Green and Blue light (RGB) and converts them to digital values. The high sensitivity, wide dynamic range and excellent Ircut characteristics makes this IC the most suitable to obtain the illuminance and color temperature of ambient light for adjusting LCD backlight of TV, mobile phone and tablet PC. It is possible to detect very wide range light intensity. (0.005 – 40k lx) Key Specifications  VCC Voltage Range:  Maximum Sensitivity:  Current Consumption:  Standby Mode Current:  Operating Temperature Range: 2.3V to 3.6V 0.005Lx/step 130μA (Typ) 0.
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