8-bit FLASH microcontroller featuring a PIC core architecture, operating at up to 40MHz. This surface-mount device offers 512B RAM and 4KB of FLASH memory, with 36 programmable I/O pins. Integrated interfaces include I2C, SPI, UART, and USART, alongside four timers/counters and a watchdog timer. Designed for a 4.2V to 5.5V operating supply voltage, it functions within a temperature range of -40°C to 85°C and is RoHS compliant.
Frequency40MHz
PackageQFN
MountingSurface Mount
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Technical Specifications
Microchip PIC18F4221-I/ML technical specifications.
General
| Access Time | 40us |
| Package/Case | QFN |
| Core Architecture | PIC |
| Data Bus Width | 8b |
| Frequency | 40MHz |
| Interface | I2C, SPI, UART, USART |
| Lead Free | Lead Free |
| Max Frequency | 40MHz |
| Max Operating Temperature | 85°C |
| Max Power Dissipation | 1W |
| Max Supply Voltage | 5.5V |
| Memory Size | 4KB |
| Memory Type | FLASH, |
| Min Operating Temperature | -40°C |
| Min Supply Voltage | 4.2V |
| Mount | Surface Mount |
| Number of Programmable I/O | 36 |
| Number of Timers/Counters | 4 |
| Operating Supply Voltage | 5V |
| Package Quantity | 45 |
| Packaging | Rail/Tube |
| Radiation Hardening | No |
| RAM Size | 512B |
| RoHS Compliant | Yes |
| Watchdog Timer | Yes |
Compliance
| RoHS | Compliant |
Datasheet
Microchip PIC18F4221-I/ML Datasheet
Download the complete datasheet for Microchip PIC18F4221-I/ML to view detailed technical specifications.
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