8-bit RISC microcontroller featuring 40MHz operation and 12KB FLASH memory. This surface-mount QFN package offers 32 programmable I/O pins, 640B RAM, and multiple interfaces including I2C, SPI, UART, and USART. Integrated peripherals include Brown-out Detect/Reset, POR, PWM, and a Watchdog Timer. Operating within a voltage range of 4.2V to 5.5V, it supports temperatures from -40°C to 125°C.
Frequency40MHz
PackageQFN
MountingSurface Mount
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Technical Specifications
Microchip PIC18F4439-E/ML technical specifications.
General
Package/Case
QFN
Core Architecture
PIC
Data Bus Width
8b
Interface
I2C, SPI, UART, USART
Max Frequency
40MHz
Max Operating Temperature
125°C
Min Operating Temperature
-40°C
Max Power Dissipation
1W
Max Supply Voltage
5.5V
Memory Size
12KB
Memory Type
FLASH,
Min Supply Voltage
4.2V
Mount
Surface Mount
Number of Programmable I/O
32
Number of Timers/Counters
3
Oscillator Type
Internal
Package Quantity
45
Packaging
Rail/Tube
Peripherals
Brown-out Detect/Reset, POR, PWM, WDT, LVD
Radiation Hardening
No
RAM Size
640B
RoHS Compliant
Yes
Series
PIC® 18F
Watchdog Timer
Yes
Compliance
RoHS
Compliant
Datasheet
Microchip PIC18F4439-E/ML Datasheet
Download the complete datasheet for Microchip PIC18F4439-E/ML to view detailed technical specifications.
This datasheet cannot be embedded due to technical restrictions.
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