8-bit RISC microcontroller featuring 40MHz operation and 16KB FLASH memory. This surface mount device offers 768B RAM, 36 programmable I/O pins, and multiple interfaces including I2C, SPI, and UART. Integrated peripherals include a watchdog timer, PWM, and 4 timers/counters. Operating across a -40°C to 85°C temperature range, it supports a 4.2V to 5.5V supply voltage.
Frequency40MHz
PackageQFN
MountingSurface Mount
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Technical Specifications
Microchip PIC18F4431-I/ML technical specifications.
General
Access Time
40us
Package/Case
QFN
Core Architecture
PIC
Data Bus Width
8b
Frequency
40MHz
Height
0.95mm
Interface
I2C, SPI, SSP, UART, USART
Lead Free
Lead Free
Length
8mm
Max Frequency
40MHz
Max Operating Temperature
85°C
Min Operating Temperature
-40°C
Max Power Dissipation
1W
Max Supply Voltage
5.5V
Memory Size
16KB
Memory Type
FLASH,
Min Supply Voltage
4.2V
Mount
Surface Mount
Number of ADC Channels
9
Number of I2C Channels
1
Number of Programmable I/O
36
Number of SPI Channels
1
Number of Timers/Counters
4
Oscillator Type
Internal
Package Quantity
45
Packaging
Rail/Tube
Peripherals
Brown-out Detect/Reset, POR, PWM, WDT, LVD, I2C
Radiation Hardening
No
RAM Size
768B
RoHS Compliant
Yes
Watchdog Timer
Yes
Width
8mm
Compliance
RoHS
Compliant
Datasheet
Microchip PIC18F4431-I/ML Datasheet
Download the complete datasheet for Microchip PIC18F4431-I/ML to view detailed technical specifications.
This datasheet cannot be embedded due to technical restrictions.
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