PIC18LF45J50-I/PT

Product Overview

• Category: Microcontroller
• Use: Embedded systems, IoT devices, consumer electronics
• Characteristics: Low power consumption, high performance, versatile functionality
• Package: TQFP (Thin Quad Flat Pack)
• Essence: A microcontroller designed for various applications requiring low power and high performance.

Specifications

• Architecture: 8-bit
• CPU Speed: Up to 48 MHz
• Program Memory Size: 32 KB
• RAM Size: 2 KB
• Data EEPROM Size: 256 bytes
• Number of I/O Pins: 33
• ADC Channels: 12
• Communication Interfaces: UART, SPI, I2C, USB
• Operating Voltage Range: 2.0V to 5.5V
• Temperature Range: -40°C to +85°C

Pin Configuration

The PIC18LF45J50-I/PT microcontroller has a total of 44 pins. The pin configuration is as follows:

1. VDD - Power supply voltage
2. VSS - Ground
3. RA0 - General-purpose I/O pin
4. RA1 - General-purpose I/O pin
5. RA2 - General-purpose I/O pin
6. RA3 - General-purpose I/O pin
7. RA4 - General-purpose I/O pin
8. RA5 - General-purpose I/O pin
9. MCLR - Master Clear input
10. RC0 - General-purpose I/O pin
11. RC1 - General-purpose I/O pin
12. RC2 - General-purpose I/O pin
13. RC3 - General-purpose I/O pin
14. RC4 - General-purpose I/O pin
15. RC5 - General-purpose I/O pin
16. RC6 - General-purpose I/O pin
17. RC7 - General-purpose I/O pin
18. VUSB - USB power supply
19. RB0 - General-purpose I/O pin
20. RB1 - General-purpose I/O pin
21. RB2 - General-purpose I/O pin
22. RB3 - General-purpose I/O pin
23. RB4 - General-purpose I/O pin
24. RB5 - General-purpose I/O pin
25. RB6 - General-purpose I/O pin
26. RB7 - General-purpose I/O pin
27. RB8 - General-purpose I/O pin
28. RB9 - General-purpose I/O pin
29. RB10 - General-purpose I/O pin
30. RB11 - General-purpose I/O pin
31. RB12 - General-purpose I/O pin
32. RB13 - General-purpose I/O pin
33. RB14 - General-purpose I/O pin
34. RB15 - General-purpose I/O pin
35. AVDD - Analog power supply voltage
36. AVSS - Analog ground
37. AN0 - Analog input channel
38. AN1 - Analog input channel
39. AN2 - Analog input channel
40. AN3 - Analog input channel
41. AN4 - Analog input channel
42. AN5 - Analog input channel
43. AN6 - Analog input channel
44. AN7 - Analog input channel

Functional Features

• Low power consumption: The PIC18LF45J50-I/PT microcontroller is designed to operate efficiently with low power requirements, making it suitable for battery-powered devices.
• High performance: With a CPU speed of up to 48 MHz, this microcontroller offers fast and responsive operation for demanding applications.
• Versatile functionality: It provides various communication interfaces such as UART, SPI, I2C, and USB, enabling seamless integration with other devices and systems.
• Rich I/O capabilities: The microcontroller offers 33 general-purpose I/O pins, allowing for flexible connectivity and control of external components.
• Analog input channels: With 8 analog input channels, it supports precise measurement and monitoring of analog signals.

Advantages

• Low power consumption extends battery life in portable devices.
• High-performance CPU enables efficient execution of complex tasks.
• Versatile communication interfaces facilitate seamless integration with other devices.
• Ample I/O pins provide flexibility in connecting external components.
• Analog input channels allow accurate measurement of analog signals.

Disadvantages

• Limited program memory size (32 KB) may restrict the complexity of applications.
• Limited RAM size (2 KB) may impose constraints on data storage and processing.
• Temperature range (-40°C to +85°C) may not be suitable for extreme environments.

Working Principles

The PIC18LF45J50-I/PT microcontroller operates based on an 8-bit architecture. It executes instructions stored in its program memory and performs various tasks according to the program logic. The microcontroller communicates with external devices through its communication interfaces, such as UART, SPI, I2C, and USB