AT42QT1012-MAH 数据手册 - ATMEL（爱特美尔）

Single Key Capacitive Touch Controllers

The AT42QT101x single key capacitive touch controller family provide touch key replacements

for mechanical buttons. The ICs are low cost, and as such can be added to designs with minimal

impact on the bill of materials.

Each Device has Different Operation:

n2.9 mm x 1.6 mm SOT-23 package

nLow power consumption (17 µA at 1.8V)

nLow cost

nEasy to implement

nAT42QT1012 (QT1012)

Single key with touch-on/touch off or “toggle” operation and power down timer

Specifications

The Devices have the following Features in Common