WTC801SPI
WTC801SPI is Touch sensitive eight keys + roller chip manufactured by WINCOM.
Overview
WTC801SPI is a Touch sensitive IC designed for touch-button of replacing mechanical type and mechanical knob. It can achieve waterproof, dustproof, seal isolation, with solid and artistic operation interface.
A WTC801SPI can implement 8 keys and 1 roller (Slide bar).
1.2 Technical Parameters
Operating voltage: 2.4V<Vcc<5.5V Output voltage range: GND<Vout<Vcc Sensing thickness (insulating medium): 0-10mm，Maximum 10 mm Response time of effective touch: Less than 150ms Operating temperature: -40°C- +85°C Storage temperature: -50°C- +125°C State current: 18u A (3V power supply) Dynamic current: 1.2 m A (3V power supply) Wake-up mode: touch sensitive key to awaken
2. Main application
The touch sensitive control of electrical equipment, physical quantity regulation, such as the acoustic volume, and the brightness of luminaires, lighting color, power temperature control of household appliances etc..
3. Definitions of WTC801SPI Pins
Figure 1：Pin Diagram of WTC801SPI
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Table 1: Definitions of WTC801SPI Pins
Pin No.
Pin Name
Usage
SW6
SW7
SW8
SW9
SW10
SW11
SW12
SW13
SW14
SW15
CSEL...
