PIC18F45J50T-I/ML

Product Overview

• Category: Microcontroller
• Use: Embedded systems, Internet of Things (IoT) devices, industrial automation, consumer electronics
• Characteristics:
  • High-performance 8-bit microcontroller
  • Low power consumption
  • Integrated USB 2.0 Full-Speed module
  • Enhanced Universal Synchronous Asynchronous Receiver Transmitter (EUSART)
  • Enhanced Capture Compare PWM (ECCP) module
  • 10-bit Analog-to-Digital Converter (ADC)
• Package: QFN-44
• Essence: The PIC18F45J50T-I/ML is a versatile microcontroller designed for various applications requiring high performance and low power consumption.
• Packaging/Quantity: Tube, 98 units per tube

Specifications

• Architecture: 8-bit
• CPU Speed: Up to 48 MHz
• Program Memory Size: 32 KB Flash
• RAM Size: 2 KB
• Data EEPROM Size: 256 bytes
• Operating Voltage Range: 2.0V to 5.5V
• Digital I/O Pins: 36
• Analog Input Pins: 12
• Timers: 4
• Communication Interfaces: SPI, I2C, UART, USB
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The PIC18F45J50T-I/ML microcontroller has a total of 44 pins. Here is the detailed pin configuration:

1. VDD - Power supply voltage
2. VSS - Ground
3. RA0 - Analog input or digital I/O
4. RA1 - Analog input or digital I/O
5. RA2 - Analog input or digital I/O
6. RA3 - Analog input or digital I/O
7. RA4 - Analog input or digital I/O
8. RA5 - Analog input or digital I/O
9. MCLR - Master Clear (Reset) input
10. VUSB - USB power supply voltage
11. RB0 - Digital I/O
12. RB1 - Digital I/O
13. RB2 - Digital I/O
14. RB3 - Digital I/O
15. RB4 - Digital I/O
16. RB5 - Digital I/O
17. RB6 - Digital I/O
18. RB7 - Digital I/O
19. RB8 - Digital I/O
20. RB9 - Digital I/O
21. RB10 - Digital I/O
22. RB11 - Digital I/O
23. RB12 - Digital I/O
24. RB13 - Digital I/O
25. RB14 - Digital I/O
26. RB15 - Digital I/O
27. VSS - Ground
28. OSC1/CLKI - Oscillator input
29. OSC2/CLKO - Oscillator output
30. RC0 - Digital I/O
31. RC1 - Digital I/O
32. RC2 - Digital I/O
33. RC3 - Digital I/O
34. RC4 - Digital I/O
35. RC5 - Digital I/O
36. RC6 - Digital I/O
37. RC7 - Digital I/O
38. RC8 - Digital I/O
39. RC9 - Digital I/O
40. AVDD - Analog power supply voltage
41. AVSS - Analog ground
42. AN0 - Analog input
43. AN1 - Analog input
44. AN2 - Analog input

Functional Features

• High-performance 8-bit microcontroller with up to 48 MHz CPU speed
• Integrated USB 2.0 Full-Speed module for easy connectivity
• Enhanced Universal Synchronous Asynchronous Receiver Transmitter (EUSART) for serial communication
• Enhanced Capture Compare PWM (ECCP) module for precise control of PWM signals
• 10-bit Analog-to-Digital Converter (ADC) for accurate analog measurements

Advantages and Disadvantages

Advantages: - High-performance and low power consumption - Integrated USB module simplifies connectivity - Versatile digital and analog I/O pins - Precise control of PWM signals

Disadvantages: - Limited program memory size (32 KB Flash) - Limited RAM size (2 KB)

Working Principles

The PIC18F45J50T-I/ML microcontroller operates based on the Harvard architecture. It executes instructions stored in its program memory and performs various tasks based on the input/output operations. The microcontroller's CPU communicates with peripherals, such as the USB module, ECCP module, and ADC, to perform specific functions.

Detailed Application Field Plans

The PIC18F45J50T-I/ML microcontroller finds applications in various fields, including:

1. Embedded systems: Used in industrial automation, home automation, and automotive systems