BS818A-2 - Holtek

Description: • Operating voltage: 2.2V~5.5V • Low standby current • Auto-calibration • Reliable touch detections • Standby and normal operating modes • Maximum key on duration time detection • Adaptive voltage drop function • Level Hold, selectable active level- low or high • NMOS output with internal pull-high/CMOSDirect Output • Both serial interface and parallel outputs • Sensitivity adjustment using an external capacitor • Minimal number of external components