PIC18F4539-I/ML
- Mfr.Part #
- PIC18F4539-I/ML
- Manufacturer
- Microchip Technology
- Package / Case
- 44-VQFN Exposed Pad
- Datasheet
- Download
- Description
- IC MCU 8BIT 24KB FLASH 44QFN
- Stock
- 47,933
- In Stock :
- 47,933
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- Manufacturer :
- Microchip Technology
- Product Category :
- Microcontrollers
- Bit Size :
- 8
- DMA Channels :
- No
- Published :
- 2002
- Supply Current-Max :
- 25mA
- Data Converter :
- A/D 8x10b
- uPs/uCs/Peripheral ICs Type :
- MICROCONTROLLER, RISC
- Max Power Dissipation :
- 1W
- Program Memory Type :
- Flash
- PWM Channels :
- yes
- Series :
- PIC® 18F
- DAC Channels :
- No
- Number of Terminations :
- 44
- Watchdog Timer :
- yes
- Power Supplies :
- 5V
- Time@Peak Reflow Temperature-Max (s) :
- 40
- Supply Voltage :
- 5V
- Core Processor :
- PIC
- Core Size :
- 8-Bit
- Mounting Type :
- Surface Mount
- On Chip Program ROM Width :
- 16
- EEPROM Size :
- 256 x 8
- Data Converters :
- A/D 8x10b
- Memory Size :
- 24KB
- Length :
- 8mm
- Connectivity :
- I2C, SPI, UART/USART
- Operating Temperature :
- -40°C~85°C TA
- Package / Case :
- 44-VQFN Exposed Pad
- Terminal Pitch :
- 0.65mm
- Terminal Finish :
- Matte Tin (Sn)
- Base Part Number :
- PIC18F4539
- Height Seated (Max) :
- 1mm
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Oscillator Type :
- Internal
- Packaging :
- Tube
- Pin Count :
- 44
- Number of I/O :
- 32
- ROM (words) :
- 12288
- Terminal Position :
- QUAD
- Product Status :
- Obsolete
- Program Memory Size :
- 24KB 12K x 16
- Radiation Hardening :
- No
- Speed :
- 40MHz
- RoHS Status :
- ROHS3 Compliant
- Base Product Number :
- PIC18F4539
- Number of Timers/Counters :
- 3
- RAM Size :
- 1408 x 8
- Data Bus Width :
- 8B
- Frequency :
- 40MHz
- Peak Reflow Temperature (Cel) :
- 260
- Pbfree Code :
- yes
- Supplier Device Package :
- 44-QFN (8x8)
- Peripherals :
- Brown-out Detect/Reset, LVD, POR, PWM, WDT
- Surface Mount :
- yes
- Supply Voltage-Max (Vsup) :
- 5.5V
- Interface :
- I2C, SPI, UART, USART
- JESD-30 Code :
- S-PQCC-N44
- Lead Free :
- Contains Lead
- Voltage - Supply (Vcc/Vdd) :
- 4.2V~5.5V
- JESD-609 Code :
- e3
- Supply Voltage-Min (Vsup) :
- 4.2V
- CPU Family :
- PIC
- Package :
- Tube
- Has ADC :
- yes
- Datasheets
- PIC18F4539-I/ML
PIC18F4539-I/ML Documents

Microcontrollers Microchip Technology PIC18F4539-I/ML Overview
The Microcontrollers Microchip Technology PIC18F4539-I/ML is a highly versatile 8-bit microcontroller that integrates advanced features in a compact 44QFN package, making it ideal for embedded applications requiring efficient space utilization and robust performance. This MCU is designed by Microchip Technology, a leader in semiconductor innovation, ensuring high reliability and advanced capabilities. With its 24KB flash memory, this microcontroller offers ample space for application code and data, suitable for a variety of complex digital tasks. Its high degree of integration and low power consumption makes it a top choice for designers looking to optimize their systems with cutting-edge technology.
PIC18F4539-I/ML Features
The PIC18F4539-I/ML boasts numerous features that make it suitable for demanding applications, including a 10-bit, 13-channel Analog-to-Digital Converter (ADC) which enables precise sensor integration and data conversion. Enhanced PWM outputs facilitate sophisticated control mechanisms, ideal for precision motor and lighting applications. The device also supports multiple communication protocols such as SPI, I2C, and UART, providing excellent connectivity options for interfaced devices. Enhanced safety features, including a Watchdog Timer and brown-out reset, ensure reliable operation under varying power conditions.
PIC18F4539-I/ML Applications
- Automotive Systems: Integrates seamlessly into automotive subsystems such as climate control and lighting systems, where reliability and precision are crucial.
- Industrial Automation: Utilized in machine control units for sensor data collection and real-time process control, enhancing operational efficiency and reliability.
- Consumer Electronics: Serves as the control hub in home automation and smart devices, enabling sophisticated user interfaces and connectivity.
- Medical Devices: Used in small-scale medical monitoring systems, providing critical real-time data processing and device control.
- Communication Equipment: Acts as a core component in communication systems for data handling and protocol management, ensuring smooth and efficient data transfer.
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