Microchip, 8bit PIC, PIC18F Microcontroller, 40MHz, 4 kB, 256 B Flash, 28-Pin SSOP
- RS Stock No.:
- 666-8911P
- Mfr. Part No.:
- PIC18F2221-I/SS
- Brand:
- Microchip
Subtotal 10 units (supplied in a tube)*
£28.40
(exc. VAT)
£34.10
(inc. VAT)
FREE delivery for orders over £50.00
- Shipping from 17 December 2025
Units | Per unit |
|---|---|
| 10 - 24 | £2.84 |
| 25 - 99 | £2.77 |
| 100 + | £2.70 |
*price indicative
- RS Stock No.:
- 666-8911P
- Mfr. Part No.:
- PIC18F2221-I/SS
- Brand:
- Microchip
Select all | Attribute | Value |
|---|---|---|
| Brand | Microchip | |
| Family Name | PIC18F | |
| Package Type | SSOP | |
| Mounting Type | Surface Mount | |
| Pin Count | 28 | |
| Device Core | PIC | |
| Data Bus Width | 8bit | |
| Program Memory Size | 4 kB, 256 B | |
| Maximum Frequency | 40MHz | |
| RAM Size | 512 B | |
| USB Channels | 0 | |
| Number of PWM Units | 2 | |
| Number of SPI Channels | 1 | |
| Number of UART Channels | 0 | |
| Number of I2C Channels | 1 | |
| Number of CAN Channels | 0 | |
| Number of USART Channels | 1 | |
| Typical Operating Supply Voltage | 4.2 → 5.5 V | |
| Pulse Width Modulation | 2 (CCP) | |
| Length | 10.5mm | |
| ADCs | 10 x 10 bit | |
| Maximum Operating Temperature | +85 °C | |
| Number of ADC Units | 1 | |
| Instruction Set Architecture | RISC | |
| Width | 5.6mm | |
| Minimum Operating Temperature | -40 °C | |
| Number of LIN Channels | 0 | |
| Number of Ethernet Channels | 0 | |
| Dimensions | 10.5 x 5.6 x 1.85mm | |
| Height | 1.85mm | |
| Number of PCI Channels | 0 | |
| Program Memory Type | Flash | |
Select all | ||
|---|---|---|
Brand Microchip | ||
Family Name PIC18F | ||
Package Type SSOP | ||
Mounting Type Surface Mount | ||
Pin Count 28 | ||
Device Core PIC | ||
Data Bus Width 8bit | ||
Program Memory Size 4 kB, 256 B | ||
Maximum Frequency 40MHz | ||
RAM Size 512 B | ||
USB Channels 0 | ||
Number of PWM Units 2 | ||
Number of SPI Channels 1 | ||
Number of UART Channels 0 | ||
Number of I2C Channels 1 | ||
Number of CAN Channels 0 | ||
Number of USART Channels 1 | ||
Typical Operating Supply Voltage 4.2 → 5.5 V | ||
Pulse Width Modulation 2 (CCP) | ||
Length 10.5mm | ||
ADCs 10 x 10 bit | ||
Maximum Operating Temperature +85 °C | ||
Number of ADC Units 1 | ||
Instruction Set Architecture RISC | ||
Width 5.6mm | ||
Minimum Operating Temperature -40 °C | ||
Number of LIN Channels 0 | ||
Number of Ethernet Channels 0 | ||
Dimensions 10.5 x 5.6 x 1.85mm | ||
Height 1.85mm | ||
Number of PCI Channels 0 | ||
Program Memory Type Flash | ||
PIC18F2221/2321/4221/4321 8-Bit Microcontrollers
The PIC18F2221/2321/4221/4321 family of Microcontrollers is based upon Microchip’s PIC18 architecture offering a 31 level hardware stack and 77 instructions. These MCUs provide up to 10 MIPS, up to 8 Kbytes program memory with 512 bytes RAM and Data EEPROM of 256 bytes. On board is a configurable oscillator with ±1% accuracy.
Microcontroller Features
77 Instructions
31 Level Hardware Stack
Configurable Internal Oscillator – Selectable Frequency Range 8 MHz to 31 kHz
25 I/O Pins – PIC18F2221/2321 Models
36 I/O Pins – PIC18F4221/4321 Models
nanoWatt XLP Technology
Power-On Reset (POR)
Power-Up Timer (PWRT)
Oscillator Start-Up Timer (OST)
Brown-Out Reset (BOR)
Extended Watchdog Timer (WDT)
Low-Voltage Programming (LVP)
In-Circuit Serial Programming (ICSP)
In-Circuit Debug (ICD)
Peripherals
One Enhanced Capture, Compare, PWM Module – PIC18F4221/4321 Models Only
Capture, Compare, PWM Module – PIC18F2221/2321 x 2; PIC18F4221/4321 x 1
Two Comparators
One 8-bit Timers
Three 16-bit Timers
High/Low-Voltage Detection (HLVD) Module
Master Synchronous Serial Port (MSSP) Module with SPI and I2C
Enhanced Universal Synchronous Asynchronous Receiver Transmitter (EUSART)