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High Performance Capacitive Touch Sensor Controller
| CPU & Memory | • Embedded 32bit ARM CPU Processor • Embedded 32KB Program ROM • Embedded 4KB SRAM for Data Processing |
|---|---|
| Peripherals | • Clock/Reset Controller • Watch-dog Timer • 4-Channel Timer/PWM • I2C/SPI Master for controlling other device • I2C/SPI Slave for Host Interface • DMA Controller • GPIO/Pin-Mux |
| Sensor AFE | -• Up to 26-Ch Capacitive Touch Controller • Configurable Channel Array • Assignable Touch PADs up to 4 • Single-Touch Sensing • Multi-Touch Sensing • Multi-Sampling ADC for Noise Efficient Architecture |
| Sensor DFE | • 4KB CDC Processing Memory • Noise Reduction Filter • Control Overall Sensor Operation |
| On-Chip LDO | • Input Power: 2.7V~3.6V • Output Power: 1.8V for Digital Core z |
| On-Chip 2 Oscillator | • Slow OSC(S-OSC), Normal OSC(N-OSC) |
| Power Consumption | • Idle 25Hz:2mW, Subject configuration • Active Power under 10.5mW @50Hz, single touch / under 16.5mW @80Hz, single touch • Sleep:7uW |
| Operation Voltage and Package | • 2.7V~3.6V Analog, 1.8V Digital Core, 1.65V~3.6V Digital IO Voltage • 4.5x4.5mm2 uTQFN: 26-Channel |