LC717A00AR Description
ENA2048B CMOS LSI LC717A00AR Overview Capacitance-Digital-Converter LSI for Electrostatic Capacitive Touch Sensors The LC717A00AR is a high-performance, low-cost capacitance-digital-converter LSI for electrostatic capacitive touch sensor, especially focused on usability. It has 8 channels capacitance-sensor input. The built-in logic circuit can detect the state (ON/OFF) of each input and output the result.
LC717A00AR Key Features
- Detection system: Differential capacitance detection (Mutual capacitance type)
- Input capacitance resolution: Can detect capacitance changes in the femto Farad order
- Measurement interval (8 differential inputs): 18ms (Typ) (at initial configuration), 3ms (Typ) (at minimum interval conf
- External ponents for measurement: Not required
- Current consumption: 320μA (Typ) (VDD = 2.8V), 740μA (Typ) (VDD = 5.5V)
- Supply voltage: 2.6V to 5.5V
- Detection operations: Switch
- Packages: VCT28
- Interface: I2C
- patible bus or SPI selectable