PIC18LF2439T-I/SO

Product Overview

• Category: Microcontroller
• Use: Embedded systems, control applications
• Characteristics: Low power consumption, high performance, versatile
• Package: SOIC (Small Outline Integrated Circuit)
• Essence: A microcontroller designed for various control applications with low power requirements.
• Packaging/Quantity: Sold in reels of 2500 units.

Specifications

• Architecture: 8-bit
• CPU Speed: Up to 40 MHz
• Program Memory Size: 16 KB
• RAM Size: 768 bytes
• Data EEPROM Size: 256 bytes
• Number of I/O Pins: 35
• ADC Channels: 10
• Timers: 4
• Communication Interfaces: USART, SPI, I2C
• Operating Voltage Range: 2.0V to 5.5V
• Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The PIC18LF2439T-I/SO has a total of 35 pins. The pin configuration is as follows:

1. VDD - Power supply voltage
2. RA0 - General-purpose I/O pin
3. RA1 - General-purpose I/O pin
4. RA2 - General-purpose I/O pin
5. RA3 - General-purpose I/O pin
6. RA4 - General-purpose I/O pin
7. RA5 - General-purpose I/O pin
8. MCLR - Master Clear input
9. VSS - Ground
10. RB0 - General-purpose I/O pin
11. RB1 - General-purpose I/O pin
12. RB2 - General-purpose I/O pin
13. RB3 - General-purpose I/O pin
14. RB4 - General-purpose I/O pin
15. RB5 - General-purpose I/O pin
16. RB6 - General-purpose I/O pin
17. RB7 - General-purpose I/O pin
18. VSS - Ground
19. OSC1/CLKIN - Oscillator input
20. OSC2/CLKOUT - Oscillator output
21. RC0 - General-purpose I/O pin
22. RC1 - General-purpose I/O pin
23. RC2 - General-purpose I/O pin
24. RC3 - General-purpose I/O pin
25. RC4 - General-purpose I/O pin
26. RC5 - General-purpose I/O pin
27. RC6 - General-purpose I/O pin
28. RC7 - General-purpose I/O pin
29. VDD - Power supply voltage
30. RD0 - General-purpose I/O pin
31. RD1 - General-purpose I/O pin
32. RD2 - General-purpose I/O pin
33. RD3 - General-purpose I/O pin
34. RD4 - General-purpose I/O pin
35. VSS - Ground

Functional Features

• Low power consumption allows for extended battery life in portable applications.
• High-performance CPU enables fast execution of instructions.
• Versatile I/O pins provide flexibility for interfacing with external devices.
• Built-in communication interfaces (USART, SPI, I2C) facilitate data exchange with other devices.
• On-chip timers enable precise timing control.
• ADC channels allow for analog signal acquisition.

Advantages and Disadvantages

Advantages: - Low power consumption extends battery life. - Versatile I/O pins provide flexibility in system design. - High-performance CPU enables fast execution of tasks. - Built-in communication interfaces simplify device integration.

Disadvantages: - Limited program memory size may restrict the complexity of applications. - Limited RAM size may limit the amount of data that can be stored. - Limited number of ADC channels may restrict the number of analog inputs.

Working Principles

The PIC18LF2439T-I/SO operates based on the Von Neumann architecture. It consists of a central processing unit (CPU), memory, and various peripherals. The CPU fetches instructions from program memory, executes them, and stores results in memory or sends them to external devices. The microcontroller can be programmed using high-level languages such as C or assembly language.

Detailed Application Field Plans

The PIC18LF2439T-I/SO is suitable for a wide range of applications, including but not limited to: - Home automation systems - Industrial control systems - Automotive electronics - Medical devices - Consumer electronics

Detailed and Complete Alternative Models

• PIC18LF2439-I/SO: Similar to PIC18LF2439T-I/SO, but without the extended temperature range (-40°C to +85°C).
• PIC18LF2439T-I/ML: Same features as PIC18LF2439T-I/SO, but in a different package (QFN).
• PIC18LF2439-I/SP: Same features as PIC18LF2439T-I/S