PIC18F1xK22 8-Bit Flash Microcontrollers The PIC18F2x1x/4x1x family of microcontrollers are based on PIC18 architecture that offers a 31 level hardware stack and 75 instructions. These MCUs feature eXtreme Low Power technology, ideal for applications where low power consumption is vital. Microcontroller Features 16 MIPS Max. CPU Speed
75 Instructions – 83 with Extended Instruction Set Enabled
31 Level Hardware Stack
Configurable Internal Oscillator – Selectable Frequency Range 16 MHz to 31 kHz
18 I/O Pins
Power-On Reset (POR)
Power-Up Timer (PWRT)
Oscillator Start-Up Timer (OST)
Brown-Out Reset (BOR)
Extended Watchdog Timer (WDT)
In-Circuit Serial Programming (ICSP)
In-Circuit Debug (ICD) eXtreme Low-Power Features Sleep Mode: 34 nA
Watchdog Timer: 460 nA
Timer1 Oscillator: 650 nA @ 32 kHz Peripherals 10-bit Analogue-to-Digital Converter (ADC) – 12 Channels
Comparator Module
Voltage Reference Module
Three 16-bit Timers
One 8-bit Timer
One Enhanced Capture, Compare, PWM Module
Master Synchronous Serial Port (MSSP) Module with SPI and I²C
Enhanced Addressable Universal Synchronous Asynchronous Receiver Transmitter (EUSART)
SR Latch Module