TMD27721 datasheet(3/60 Pages) OSRAM

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[v1-21] 2016-Feb-16

TMD2772/ TMD2772WA − General Description

Note(s):

1. New or Improved feature.

Applications

The TMD2772 applications include:

• Display Backlight Control

• Cell Phone Touch Screen Disable

• Mechanical Switch Replacement

• Industrial Process Control

• Medical Diagnostics

• Printer Paper Alignment

• Eliminates need for customer end-product

calibration.

• Reduces the proximity noise

• Control of system crosstalk and offset

• Prevents false proximity detection in bright

light

• Selectable IR power-level without external

resistor

• Enables wide operating range

• Proximity detection

• Calibrated and trimmed to provide consistent

reading

• Reduced proximity count variation (1)

• Programmable offset (1)

• Saturation indicator bit (1)

•Programmable driver for IR LED

• 16,000:1 dynamic range

• Reduces external processor burden

• Maskable ALS and proximity interrupt

• Programmable upper and lower thresholds with

persistence filter

• Enables dynamic power dissipation control

• Power management

• Programmable average power consumption

• Programmable wait time from 2.7 ms to > 8

seconds

• Industry standard two-wire interface

• I²C fast mode compatible interface

• Data rates up to 400 kbit/s

• Input voltage levels compatible with VDD or 1.8V

bus

• Small foot-print module

• 3.94 mm x 2.36 mm x 1.35 mm package

• Optimize ambient light sensing angle

• Available with standard 25° (TMD2772) and wide 50°

(TMD2772WA)

Benefits

Features

TMD27721 数据表(PDF) 3 Page - OSRAM GmbH

TMD27721 数据表(HTML) 3 Page - OSRAM GmbH

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