TMD2772WA datasheet(2/59 Pages) AMSCO

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ams Datasheet, Confidential

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[v1-20] 2014-Jul-21

TMD2772/ TMD2772WA − General Description

Note(s) and/or Footnote(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

TMD2772WA 数据表(PDF) 2 Page - ams AG

TMD2772WA 数据表(HTML) 2 Page - ams AG

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