8-bit Flash microcontroller featuring an 8-bit PIC core architecture, operating at a maximum frequency of 40MHz. This surface mount device offers 36 programmable I/O pins, 512B RAM, and 8KB of FLASH memory. Integrated peripherals include POR, PWM, WDT, and HLVD, with support for I2C, SPI, and UART/USART interfaces. Designed for a 5V operating supply voltage, it functions within a temperature range of -40°C to 85°C and is RoHS compliant.
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Microchip PIC18F4321-I/ML technical specifications.
| 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 |
| 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 | 45 |
| Packaging | Rail/Tube |
| Peripherals | POR, PWM, WDT, HLVD |
| Radiation Hardening | No |
| RAM Size | 512B |
| RoHS Compliant | Yes |
| Watchdog Timer | Yes |
| RoHS | Compliant |
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