www.DataSheet4U.com QST104 Capacitive touch senso.
STMicroelectronics
QST104 - Capacitive touch sensor device 4 keys
www.DataSheet4U.com QST104 Capacitive touch sensor device 4 keys with individual key state outputs or I2C interface Features ■ ■ ■ ■ ■ ■ ■ ■ ■ Paten.