Click picture to enlarge
Product Name: TCH223C Speed Touch IC, capacitive touch IC, touch buttons, touch switch, touch the chip.
TCH223C a capacitive touch-key touch sensor IC, can be directly replaced by QT100
Wide voltage input range: 2.0V ~ 5.5V;
Low operating current: 3uA;
Sensitivity by an external capacitor (CS) value adjustment;
Built-in LDO, no external LDO. More cost savings!
Enables ON / OFF control output and LEVEL HOLD mode output;
CDC intelligent automatic adjustment system of environmental parameters, making the system more stable and reliable;
Ultra-small SOT23-6L package, the PCB space savings;
Speed Touch IC supply TCH223C
