Microcontroller Operating temperature: -40...+85 °C Power supply: 1.8...5.5 V No. of I/Os: 17 No. of timers: 2x8-bit, 1x16-bit Bus type: I²C/SPI-Bus Bus width: 8 Bit Package: QFN-20 ADC resolution: 10 Bit Flash memory: 14 kByte RAM: 1024 Byte SRAM: 1024 Byte