Datasheet > AT42QT5480

AT42QT5480

更新时间： 2022-10-12 00:33:53

品牌	Logo	应用领域
爱特美尔 - ATMEL		/
页数	文件大小	规格书
10页	227K
描述
Patented charge-transfer (transverse mode)

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数据手册

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AT42QT5480 数据手册

Features

• Configurations:

– Can be configured as a combination of touchscreen, sliders/wheels and keys, with

Adjacent Key Suppression^™(AKS^™) technology between groups

• QField^™Touchscreen:

– Two-touch capable with independent XY tracking for one or two concurrent

touches in real time, with touch size reporting

– Up to eight-inch diagonal screen size supported

– 1024 x 1024 resolution

QTwo™ 10-bit

Touchscreen

Controller

• Discrete Keys:

– Up to 48 (subject to other configurations)

• QSlide^™/QWheel^™:

– Configurable up to six independent sliders/wheels

• Linearity:

– Screen design dependent but typically better than 1 percent

• Filtering:

AT42QT5480

– Advanced digital filtering (user configurable)

• Response Times:

– Sub 15 ms possible, depending on filter settings

• General Purpose Outputs (GPOs):

– Up to four user controllable outputs

• Technology:

– Patented charge-transfer (transverse mode)

• Panel Thickness:

Summary

– Glass up to 5 mm, screen size dependent

– Plastic up to 3 mm, screen size dependent

• Channel Sensitivity:

– Individually settable via simple commands over serial interface

• Interface:

– I²C-compatible slave mode, 100 kHz or 400 kHz with 2.7V or greater Vdd

• Power:

– 1.8V to 5.5V (2.7V to 5.5V in high speed mode)

• Packages:

– 44-pin 7 x 7 mm MLF RoHS compliant

– 44-pin 10 x 10 mm TQFP RoHS compliant

– 49-ball 5 x 5 mm BGA RoHS compliant

• Signal Processing:

– Self-calibration, auto drift compensation, noise filtering, Adjacent Key

Suppression technology

Note: This is a summary document. A

complete document is available under

NDA. For more information contact

www.atmel.com/touchscreen.

9510AS–AT42–10/08

12 3 4 5 6 7...10

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