Datasheet > CYTMA445A

CYTMA445A

更新时间： 2024-11-28 00:50:27

品牌	Logo	应用领域
赛普拉斯 - CYPRESS		/
页数	文件大小	规格书
4页	437K
描述
TrueTouchÂ® Multi-Touch All-Points Touchscreen Controller

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CYTMA445A 数据手册

CYTMA445A

SUMMARY

TrueTouch^®Multi-Touch All-Points

Touchscreen Controller

Features

■ Multi-touch capacitive touchscreen controller

❐ 32-bit ARM^®Cortex™ CPU

❐ Register-configurable

■ Power (configuration-dependent)

❐ 1.71- to 1.95-V or 2.0- to 5.5-V digital and I/O supply

❐ 2.65- to 4.7-V analog supply

❐ Noise-suppression technologies for battery charger and

display

❐ 4-mW average power

❐ 5.7-μW typical deep-sleep power

• Effective 24-V drive for higher signal-to-noise ratio (SNR)

• ChargerArmor™ for charger noise immunity

• External display synchronization

❐ Water rejection and wet-finger tracking using DualSense™

❐ Multi-touch glove with automatic mode switching

• Ten fingers with thin glove (≤1-mm thick)

• Two fingers with thick glove (≤5-mm thick)

❐ Fingernail tracking

❐ Grip suppression

❐ Large object rejection

❐ Automatic baseline tracking to environmental changes

❐ Low-power look-for-touch mode

❐ Field upgrades via bootloader

■ Sensor and system design (configuration-dependent)

❐ Supports a variety of touchscreen sensors and stackups

• Manhattan, diamond, Single-Layer Independent

Multi-touch (SLIM^®), and Totem-pole patterns

• Sensor-on-Lens (SOL)

• Plastic (PET) and glass-sensor substrates

• LCD, AMOLED, and IPS displays

• Metal mesh

❐ Single-layer flexible printed circuit (FPC) routing enabled by

flexible TX/RX configurations

■ Communication interface

❐ I²C slave at 100 and 400 kbps

❐ SPI slave bit rates up to 8 Mbps^[1]

❐ Android™ driver support

❐ Cypress Manufacturing Test Kit (MTK)

❐ Touchscreen sensor self-test and Panel ID reporting

■ Package options

❐ 44-pin 5 × 5 × 0.6-mm QFN (0.35-mm lead pitch)

❐ 48-pin 6 × 6 × 0.6-mm QFN (0.4-mm lead pitch)

■ System performance (configuration dependent)

❐ Screen sizes up to 5.0-inch diagonal

• 4.8-mm sensor pitch; 16:9 aspect ratio

❐ Up to 36 sense pins

• 308 intersections (22 × 14)

❐ Reports up to ten fingers

❐ Small finger support down to 4 mm

❐ Large finger support up to 30 mm

❐ Refresh rate up to 300 Hz; other rates configurable

❐ TX frequency up to 500 kHz

❐ Best-in-class charger noise immunity

• Immunity up to 35-V peak-to-peak (V_PP

)

• Immunity to AT&T^®Zero charger noise

Note

1. SPI support is only available in 48-pin QFN package.

Cypress Semiconductor Corporation

Document Number: 001-90901 Rev. *D

•

198 Champion Court

•

San Jose, CA 95134-1709

•

408-943-2600

Revised June 21, 2016

12 3 4

中文翻译

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与CYTMA445A相关器件

型号	品牌	获取价格	描述	数据表
CYTMA445A-44LQI28AA	CYPRESS	获取价格	TrueTouchÂ® Multi-Touch All-Points Touchscree
CYTMA445A-44LQI28AB	CYPRESS	获取价格	TrueTouchÂ® Multi-Touch All-Points Touchscree
CYTMA445A-44LQI33AA	CYPRESS	获取价格	TrueTouchÂ® Multi-Touch All-Points Touchscree
CYTMA445A-44LQI33AB	CYPRESS	获取价格	TrueTouchÂ® Multi-Touch All-Points Touchscree
CYTMA445A-44LQI35AA	CYPRESS	获取价格	TrueTouchÂ® Multi-Touch All-Points Touchscree
CYTMA445A-44LQI35AB	CYPRESS	获取价格	TrueTouchÂ® Multi-Touch All-Points Touchscree
CYTMA445A-44LQI35AE	CYPRESS	获取价格	TrueTouchÂ® Multi-Touch All-Points Touchscree
CYTMA445A-44LQI35ZZ	CYPRESS	获取价格	TrueTouchÂ® Multi-Touch All-Points Touchscree
CYTMA445A-48LQI36AA	CYPRESS	获取价格	TrueTouchÂ® Multi-Touch All-Points Touchscree
CYTMA445A-48LQI36AB	CYPRESS	获取价格	TrueTouchÂ® Multi-Touch All-Points Touchscree

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