Touch Key Controller IC

** Characteristic of Touch Key Controller IC
Suitable for variable types of materials (like Plastic, wood, Glass, textile),
For replacing traditional mechanical touch button.

** Touch Key IC characteristic table

Part No.	Key Q’ty	Package	Working Volt.	Touch Mode	Output Type	Max. protect timer	Product application
TP223	1	SOT-23-6L	2.0V ~ 5.5V	Hold /Hit	High /Low	100 sec.	SAN330
TP224	4	SOP-16 SSOP-16	2.4V ~ 5.6V	Hold /Hit	High/Low/CMOS /Open drain	16 sec.	-

** The PCB layout rules for Touch Key IC, SAN338.