8-bit Flash microcontroller featuring an 8KB memory density and operating at up to 40MHz. This surface mount device offers 36 programmable I/Os, 13 A/D converter channels, and multiple communication interfaces including I2C, SPI, and UART. It includes peripherals such as Brown-out Detect/Reset, POR, PWM, and a Watchdog Timer, all housed in a 44-pin TQFP package measuring 10 x 10 x 1.05mm. With a supply voltage range of 4.2V to 5.5V and an operating temperature range of -40°C to 85°C, this RoHS compliant component is designed for robust performance.
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Microchip PIC18F4321-I/PT technical specifications.
| Access Time | 40us |
| Package/Case | TQFP |
| Core Architecture | PIC |
| Data Bus Width | 8b |
| Density | 8KB |
| Frequency | 40MHz |
| Height | 1.05mm |
| Interface | I2C, SPI, UART, USART |
| Lead Free | Lead Free |
| Length | 10mm |
| Max Frequency | 40MHz |
| Max Operating Temperature | 85°C |
| Memory Size | 8KB |
| Memory Type | FLASH, |
| Min Operating Temperature | -40°C |
| Max Power Dissipation | 1W |
| Max Supply Voltage | 5.5V |
| Min Supply Voltage | 4.2V |
| Mount | Surface Mount |
| Number of A/D Converters | 1 |
| Number of ADC Channels | 13 |
| Number of Bits | 8 |
| Number of I/Os | 36 |
| Number of I2C Channels | 1 |
| Number of Programmable I/O | 36 |
| Number of PWM Channels | 5 |
| Number of SPI Channels | 1 |
| Number of Timers/Counters | 4 |
| Number of UART Channels | 1 |
| Oscillator Type | Internal |
| Package Quantity | 160 |
| Packaging | Tray |
| Peripherals | Brown-out Detect/Reset, POR, PWM, WDT, HLVD, I2C |
| Radiation Hardening | No |
| RAM Size | 512B |
| Reach SVHC Compliant | No |
| RoHS Compliant | Yes |
| Series | PIC® 18F |
| Watchdog Timer | Yes |
| Width | 10mm |
| RoHS | Compliant |
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