PIC 16F631 Datasheet – Microchip

ParameterValueParameterValue
CPU8 bitMax. Clock Speed20 MHz
MIPS5GPIO18
Program Memory1024 bytesRAM64 bytes
EEPROM128 bytesInternal OscillatorYES
ADC0ADC ResolutionNA bits
Comparator2UART0
8bit Timer116bit Timer1
PWM0Max. PWM Resolution8 bits
SPI0I2C0
CAN0USB0
Min. Voltage2 VMax. Voltage5.5 V
Min. Temp.-40 °CMax. Temp.125 °C
Capacitive Touch Channels0LCD Segments0
Available PackagesPDIP, SOIC, SSOP