WTC7508DSI

Professional Touch Sensor Chip Supplier WTC7508DSI http://www.wincomtech.com WTC7508DSI 8-Channel Capacitive-Sensing Touch Button Chip Fast Browsing Number of keys 3-8 keys Technical principle Key response mode Dimension of key sense element Spacing of key sense element Shape of key sense element Material of key sense element Requirements for PCB Panel material Panel thickness Capacitive to digital conversion technology When it is set as IIC output, WTC7508DSI is the SHIFT mode, and when it is the multi-key touch, it is reflected in the order of operation. When it is set as BCD output, WTC7508DSI is the single key output mode, which can only operate one key one time. Minimum 3mm ×3mm, maximum 30mm ×30mm, to be determined according to actual demand and panel thickness Minimum spacing 0.5mm, to be determined according to actual demand，It can be used as the intensive keyboard. Arbitrary polygon, rotundity or ellipse, either panel with hole in the middle or hollow panel (optiona...