Microchip Technology PIC18F4431-E/PT
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $7.08 | $7.08 |
| 15+ | $6.85 | $102.75 |
| 25+ | $6.71 | $167.75 |
| 50+ | $6.33 | $316.50 |
| 100+ | $5.59 | $559.00 |
| N+ | $1.12 | Price Inquiry |
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| Product attributes | Property Value |
| Manufacturer | Microchip Technology |
| Product Series | PIC® 18F |
| Packaging | Tray | Tray |
| Core Processor | PIC |
| Core Size | 8-Bit |
| Speed | 40MHz |
| Connectivity | I2C, SPI, UART/USART |
| Peripherals | Brown-out Detect/Reset, LVD, Power Control PWM, QEI, POR, PWM, WDT |
| Number of I/O | 36 |
| Program Memory Size | 16KB (8K x 16) |
| Program Memory Type | FLASH |
| EEPROM Size | 256 x 8 |
| RAM Size | 768 x 8 |
| Voltage - Supply (Vcc/Vdd) | 4.2V ~ 5.5V |
| Data Converters | A/D 9x10b |
| Oscillator Type | Internal |
| Operating Temperature | -40°C ~ 125°C (TA) |
| Grade | - |
| Qualification | - |
| Mounting Type | Surface Mount |
| Supplier Device Package | 44-TQFP (10x10) |
| Package / Case | 44-TQFP |
| ROHS |  |
The PIC18F4431-E/PT from Microchip Technology is an 8-bit microcontroller based on the PIC core, operating at up to 40MHz. It provides 16KB of flash memory and 768 bytes of RAM, with a supply voltage of 4.2V to 5.5V. The 44-TQFP package integrates Power Control PWM, QEI, brown-out detection, and watchdog timers, making it ideal for motor control in industrial and automotive applications. Its -40°C to 125°C operating range ensures reliable performance in demanding environments.
- 5V operation: Directly interfaces with legacy 5V sensors and actuators without level shifting.
- Specialized motor control PWM: Power Control PWM provides high-resolution, fault-tolerant outputs for motor drives.
- Extended temperature range: -40°C to 125°C supports harsh industrial and automotive use.
- Cost-effective 8-bit solution: Provides sufficient performance for motor control at a lower cost than 16/32-bit alternatives.
AC Induction Motor Drives
The Power Control PWM module generates variable-frequency signals for VFD-based AC motor speed control in fans and conveyors.
DC Brush Motor Controllers
With 5V operation and QEI feedback, it provides simple, reliable speed and position control for DC motors in automotive seats and windows.
Industrial Pumps
Its 125°C rating and robust PWM make it suitable for controlling pumps in oil and gas or chemical processing.
Home Appliances
High-voltage compatibility and motor control features enable use in washing machines, dishwashers, and air conditioner compressors.
Agricultural Equipment
The wide temperature range and 5V I/O support rugged motor controllers for irrigation systems and feed machinery.
Power Tools
Compact TQFP-44 package and integrated PWM allow for miniaturized motor control boards in corded power tools.
- Q: What is the supply voltage range?
- A: The PIC18F4431-E/PT operates from 4.2V to 5.5V, making it compatible with 5V logic and industrial sensors.
- Q: What is the maximum operating frequency?
- A: It runs at up to 40MHz, providing 10 MIPS performance for real-time control.
- Q: Does it support motor control?
- A: Yes, it includes Power Control PWM and QEI peripherals specifically for AC/DC motor control applications.
- Q: What is the temperature range?
- A: It is rated for -40°C to 125°C, suitable for automotive and industrial environments.
- Q: How much memory does it have?
- A: It has 16KB of flash program memory and 768 bytes of RAM.
PIC18F4431-E/PT.pdf
- Q: What is the supply voltage range?
- A: The PIC18F4431-E/PT operates from 4.2V to 5.5V, making it compatible with 5V logic and industrial sensors.
- Q: What is the maximum operating frequency?
- A: It runs at up to 40MHz, providing 10 MIPS performance for real-time control.
- Q: Does it support motor control?
- A: Yes, it includes Power Control PWM and QEI peripherals specifically for AC/DC motor control applications.
- Q: What is the temperature range?
- A: It is rated for -40°C to 125°C, suitable for automotive and industrial environments.
- Q: How much memory does it have?
- A: It has 16KB of flash program memory and 768 bytes of RAM.
