8-bit Flash Microcontroller, operating at up to 40MHz, featuring 8KB of FLASH memory and 512B of RAM. This surface-mount device offers 36 programmable I/O pins and supports I2C, SPI, and UART/USART interfaces. It includes four timers/counters, PWM peripherals, and a watchdog timer, with an operating supply voltage range of 4.2V to 5.5V. Packaged in a TQFP, this lead-free and RoHS compliant component is suitable for operation between -40°C and 85°C.
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Microchip PIC18F4321T-I/PT technical specifications.
| Access Time | 40us |
| Package/Case | TQFP |
| 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 |
| Min Operating Temperature | -40°C |
| Max Power Dissipation | 1W |
| Max Supply Voltage | 5.5V |
| Memory Size | 8KB |
| Memory Type | FLASH, |
| 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 | 1200 |
| Packaging | Tape and Reel |
| Peripherals | PWM, I2C |
| Radiation Hardening | No |
| RAM Size | 512B |
| RoHS Compliant | Yes |
| Watchdog Timer | Yes |
| RoHS | Compliant |
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