VK36E4 Overview
VK36E4 4ch Touch/Direct Output/Active Level-low VK36E4 is a touch pad detector IC which offers 4touch keys,It can detect human body contact using external touch pads. The high level of device integration enable applications to be implemented with a minimum number of external ponents. It has 4 CMOS-Direct Output pin.
VK36E4 Key Features
- Operating voltage: 2.4-5.5V
- standby current: 6uA/3.0V,12uA/5V
- Power-On Reset（POR）
- Low Voltage Reset（LVR）
- Key Response Time：
- CMOS-Direct Output,Active level- low,Provide multi-key effective output
- Maximum key on duration time 16S
- Auto-calibration Function
- Sensitivity adjustment using an external capacitor(1-47nF）on CS pin
- Add a capacitor（0-50pF） to a touch key pin can fine tune the sensitivity for single key