TSL2671 − General Description
Figure 1:
Added Value Of Using TSL2671
Key Benefits & Features
The benefits and features of TSL2671, Digital Proximity Detector
are listed below:
Benefits
• Enables Operation in IR Light Environments
• Enables Operation in High Lux Sunlight and
Accurate Sensing Behind Spectrally Distorting
Materials
• Allows Multiple Power-Level Selection without
External Passives
• Reduces Micro-Processor Interrupt Overhead
• Reduces Board Space Requirements while
Simplifying Designs
Features
• Patented Dual-Diode Architecture
• 2000:1 Dynamic Range
• Programmable LED Drive Current
• Programmable Interrupt Function
• Area Efficient 2mm x 2mm Dual Flat No-Lead (FN)
Package
• Proximity Detection with an Integrated LED Driver in a
Single Device
• Proximity Detection
• Programmable Number of IR Pulses
• Programmable Current Sink for the IR LED — No
Limiting Resistor Needed
• Programmable Interrupt Function with Upper and
Lower Threshold
• Covers a 2000:1 Dynamic Range
• Programmable Wait Timer
• Programmable from 2.72 ms to > 8 Seconds
• Wait State — 65μA 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
TSL2671, Digital Proximity Detector is ideal for:
• Cell Phone Touch Screen Disable
• Notebook/Monitor Security
• Automatic Speakerphone Enable
• Automatic Menu Popup
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ams Datasheet
[v1-00] 2016-Jul-12