Manufacturer Part Number
PIC18F4331-I/ML
Manufacturer
Microchip Technology
Introduction
The PIC18F4331-I/ML is a highly capable 8-Bit microcontroller from Microchip Technology, designed for embedded applications requiring efficient power and motor control.
Product Features and Performance
8-Bit Core Processor with a 40MHz operating speed.
Enhanced connectivity with I2C, SPI, UART/USART interfaces.
Integrated peripherals for improved functionality: Brown-out Detect/Reset, Low-Voltage Detect (LVD), Power Control PWM, Quadrature Encoder Interface (QEI), Power-on Reset (POR), Pulse Width Modulation (PWM), Watchdog Timer (WDT).
36 General Purpose I/O pins for versatile interfacing.
8KB of FLASH program memory and 768 bytes of RAM for software applications.
256 bytes of EEPROM for data storage.
Built-in A/D converters (9 channels, 10-bit resolution) for analog signal processing.
Internal oscillator for reliable clock generation.
Operates over a broad voltage range (4.2V to 5.5V) and temperature range (-40°C to 85°C).
Product Advantages
High integration reduces external component count and system cost.
Flexible power management features enhance application efficiency.
Advanced motor control peripherals support complex motion control schemes.
Robust design with built-in safety features ensures reliable operation in harsh environments.
Key Technical Parameters
Core Size: 8-Bit
Speed: 40MHz
Program Memory Size: 8KB (4K x 16)
RAM Size: 768 x 8
EEPROM Size: 256 x 8
Number of I/O: 36
Data Converters: A/D 9x10b
Operating Voltage: 4.2V ~ 5.5V
Operating Temperature: -40°C ~ 85°C
Quality and Safety Features
Brown-out Detect/Reset and Power-on Reset for reliable startup.
Low-Voltage Detect (LVD) for battery-powered applications.
Watchdog Timer (WDT) to recover from software lockups.
Compatibility
Compatible with Microchip's development and programming tools for easy integration.
Versatile I/O supports numerous standard and custom peripheral interfaces.
Application Areas
Motor Control
Industrial Automation
Consumer Electronics
Power Management Systems
Product Lifecycle
Status: Active
The PIC18F4331-I/ML is not nearing discontinuation, ensuring long-term availability for new designs.
Several Key Reasons to Choose This Product
High-speed 8-Bit processing for efficient embedded control.
Comprehensive peripheral set enables versatile control schemes.
Robust connectivity options facilitate communication with external devices.
Direct support from Microchip Technology for development and troubleshooting.
Active product lifecycle status ensures future availability and support.
PIC18F4321-I/PMicrochip