PIC18LF4550-I/P

Product Overview

Category

The PIC18LF4550-I/P belongs to the category of microcontrollers.

Use

This microcontroller is widely used in various electronic applications that require embedded control and processing capabilities.

Characteristics

• High-performance 8-bit architecture
• Flash memory for program storage
• Integrated peripherals for versatile functionality
• Low power consumption
• Wide operating voltage range
• Enhanced communication interfaces

Package

The PIC18LF4550-I/P is available in a 40-pin PDIP (Plastic Dual In-line Package) package.

Essence

The essence of the PIC18LF4550-I/P lies in its ability to provide efficient and reliable control and processing capabilities for a wide range of electronic applications.

Packaging/Quantity

This microcontroller is typically packaged in tubes or trays, with quantities varying depending on the supplier. Common packaging options include tubes of 25 or 50 units.

Specifications

• Architecture: 8-bit
• Program Memory Size: 32 KB
• RAM Size: 2 KB
• Operating Voltage Range: 2.0V to 5.5V
• Number of I/O Pins: 33
• Communication Interfaces: UART, SPI, I2C
• Timers: 3 x 16-bit, 1 x 8-bit
• ADC Channels: 13
• PWM Channels: 2
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The PIC18LF4550-I/P has a total of 40 pins, each serving a specific purpose. The detailed pin configuration is as follows:

1. VDD - Power supply voltage
2. VSS - Ground
3. RA0 - Analog input / Digital I/O
4. RA1 - Analog input / Digital I/O
5. RA2 - Analog input / Digital I/O
6. RA3 - Analog input / Digital I/O
7. RA4 - Analog input / Digital I/O
8. RA5 - Analog input / Digital I/O
9. RE0 - Digital I/O
10. RE1 - Digital I/O
11. RE2 - Digital I/O
12. VUSB - USB power supply
13. VDD - Power supply voltage
14. VSS - Ground
15. OSC1/CLKI - Oscillator input
16. OSC2/CLKO - Oscillator output
17. RC0 - Digital I/O
18. RC1 - Digital I/O
19. RC2 - Digital I/O
20. RC3 - Digital I/O
21. RC4 - Digital I/O
22. RC5 - Digital I/O
23. RB0 - Digital I/O
24. RB1 - Digital I/O
25. RB2 - Digital I/O
26. RB3 - Digital I/O
27. RB4 - Digital I/O
28. RB5 - Digital I/O
29. RB6 - Digital I/O
30. RB7 - Digital I/O
31. RB8 - Digital I/O
32. RB9 - Digital I/O
33. RB10 - Digital I/O
34. RB11 - Digital I/O
35. RB12 - Digital I/O
36. RB13 - Digital I/O
37. RB14 - Digital I/O
38. RB15 - Digital I/O
39. VCAP - External capacitor connection for the internal voltage regulator
40. VSS - Ground

Functional Features

The PIC18LF4550-I/P offers a range of functional features that enhance its versatility and performance. Some notable features include:

• Enhanced Universal Synchronous Asynchronous Receiver Transmitter (EUSART)
• Master Synchronous Serial Port (MSSP) with SPI and I2C support
• Capture/Compare/PWM (CCP) modules for precise timing control
• Analog-to-Digital Converter (ADC) for analog signal acquisition
• Enhanced Power-On Reset (POR) and Brown-Out Reset (BOR) circuits for reliable operation
• Watchdog Timer (WDT) for system monitoring and fault detection

Advantages and Disadvantages

Advantages

• High-performance 8-bit architecture enables efficient processing
• Flash memory allows for easy program updates
• Integrated peripherals provide versatile functionality
• Low power consumption extends battery life in portable applications
• Wide operating voltage range accommodates various power sources

Disadvantages

• Limited program memory size compared to higher-end microcontrollers
• Limited RAM size may restrict complex data manipulation
• Lack of built-in Ethernet or Wi-Fi connectivity options

Working Principles

The PIC18LF4550-I/P operates based on the principles of a typical microcontroller. It executes instructions stored in its program memory, interacts with external devices through its I/O pins, and utilizes its integrated peripherals