TSL25711FN

• 产品介绍

The TSL25711FN Series is a device provides ambient light sensing (ALS) that approximates human eye response to light intensity under a variety of lighting conditions and through a variety of attenuation materials. Display panel and keyboard backlighting can account for up to 30 to 40 percent of total platform power.

Features:

• Ambient Light Sensing (ALS)
  • Approximates Human Eye Response
  • Programmable Analog Gain
  • Programmable Integration Time
  • Programmable Interrupt Function with Upper and Lower Threshold
  • Resolution Up to 16 Bits
  • Very High Sensitivity — Operates Well Behind Darkened Glass
  • Up to 1,000,000:1 Dynamic Range
• Programmable Wait Timer
  • Programmable from 2.72 ms to > 8 Seconds
  • Wait State — 65 , µA Typical Current
• I2C Interface Compatible
  • Up to 400 kHz (I2C Fast Mode)
  • Dedicated Interrupt Pin
• Small 2 mm , 2 mm ODFN Package
• Sleep Mode — 2.5 , µA Typical Current

Applications:

• Display Management
• Backlight Control
• Portable Device Power Optimization
• Cell Phones, PDA, GPS
• Notebooks and Monitors
• LCD TVs