PIC16F1614/1618 8-Bit Microcontrollers. The PIC16F range of Microcontrollers from Microchip are 8-bit MCUs that incorporate Microchip s PIC® architecture into a variety of pin and package options. The PIC16F1614/1618 family of microcontrollers is based upon Microchip s Enhanced Mid-Range core with a 16 level deep hardware stack and 49 instructions. These MCUs offer a rich mix of on-board peripherals suitable for a wide variety of applications. Microcontroller Features. 32 MHz Max. CPU Speed 49 Instructions 16 Level Hardware Stack Internal Oscillator – Selectable Frequency Range 32 MHz to 31 kHz 12 or 18 I/O Pins Power-On Reset (POR) Power-Up Timer (PWRT) Brown-Out Reset (BOR) Windowed Watchdog Timer (WWDT) In-Circuit Serial Programming (ICSP) In-Circuit Debug (ICD) Low-Voltage Programming (LVP). Peripheral Features. 10-bit Analogue to Digital Converter (ADC) – PIC16F1614 8 Channel; PIC16F1618 12 Channel 8-Bit Digital-to-Analogue Converter (DAC) Voltage Reference Zero-Cross Detect (ZCD) Two Capture/Compare/PWM (CCP) Modules Two Comparators Two 24-bit Signal Measurement Timers (SMT) Angular Timer 16-bit Cycle Redundancy Check with Memory Scan (CRC/SCAN) Math Accelerator with Proportional-Integral-Derivative (PID) Zero Cross Detector Voltage Reference Module Four 8-bit Timers with Hardware Limit Timer (HLT) Three 16-bit Timers Peripheral Pin Select (PPS) Complimentary Waveform Generator (CWG) Two Configurable Logic Cell (CLC) Enhanced USART (EUSART) SPI/I2C Serial Communications