AT42QT1244 - 24-key QMatrix FMEA IEC/EN/UL60730 Touch Sensor
Table 1-1.
Pin Descriptions Pin Name Type 1 M_SYNC I 2 CHANGE OD 3 VSS P 4 VDD P 5 VSS P 6 VDD P 7 X6 O 8 X7 O Comments Mains Sync input State change notification, active low.
Has internal 20 k * 50 k pull-up resistor Ground Power Ground Power X matrix drive li
AT42QT1244 Features
* Number of keys:
* Up to 24
* Technology:
* Patented charge-transfer (transverse mode), with frequency hopping
* Key outline sizes:
* 6 mm × 6 mm or larger (panel thickness dependent); different sizes and shapes possible
* Key spacings:
* 8 mm or wider, center to cen
