This data sheet provides detailed information about 28/40/44-pin high-performance enhanced flash microcontrollers with 10-bit A/D and nanoWatt technology.
The document provides a complete description of the PIC18F2220/2320/4220/4320 family of 28/40/44‑pin high‑performance microcontrollers, including their architecture, low‑power features, peripheral set, and memory organization. It also contains pin‑out diagrams, electrical characteristics, packaging information, and ordering details.
Key sections cover device overview, oscillator configurations, power‑managed modes, flash program memory, data EEPROM, hardware multiplier, interrupt system, I/O ports, timer modules, analog‑to‑digital converter, and a full set of electrical and mechanical specifications.
| Program Memory (Flash) | 4 KB (PIC18F2220) / 8 KB (PIC18F2320) |
|---|---|
| Operating Voltage Range | 2.0 V to 5.5 V |
| Sleep Mode Current Consumption | 0.1 µA at 1 MHz, 2 V |
| Maximum Current Sink/Source | 25 mA |
| ADC Resolution | 10‑bit |
Microchip states that code protection does not guarantee the product is “unbreakable.”
The microcontroller supports single‑supply 5 V In‑Circuit Serial Programming (ICSP) via two pins.
The device offers Run (GPU on, peripherals on), Idle (CPU off, peripherals on), and Sleep (CPU off, peripherals off) modes.