Microchip Technology
画像はイメージの場合もございます。
商品詳細は仕様をご覧ください。
PIC18LF4455-I/P
詳細を表示 DataSheets

PIC18LF4455-I/P

Product Overview

Category

The PIC18LF4455-I/P belongs to the category of microcontrollers.

Use

This microcontroller is commonly 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 enhanced functionality
  • Low power consumption
  • Wide operating voltage range

Package

The PIC18LF4455-I/P is available in a 40-pin PDIP (Plastic Dual Inline Package) format.

Essence

The essence of the PIC18LF4455-I/P lies in its ability to provide efficient and reliable control and processing capabilities in a compact form factor.

Packaging/Quantity

The PIC18LF4455-I/P is typically packaged in tubes or trays, with quantities varying depending on the supplier and customer requirements.

Specifications

  • Microcontroller Family: PIC18
  • Core Size: 8-bit
  • Program Memory Size: 32KB
  • RAM Size: 2KB
  • Number of I/O Pins: 33
  • Operating Voltage Range: 2.0V to 5.5V
  • Maximum Clock Speed: 48 MHz
  • Data Bus Width: 8-bit
  • ADC Resolution: 10-bit
  • Communication Interfaces: UART, SPI, I2C, USB

Detailed Pin Configuration

The PIC18LF4455-I/P has a total of 40 pins, each serving a specific purpose. 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. VSS - Ground
  9. OSC1/CLKIN - Oscillator input
  10. OSC2/CLKOUT - Oscillator output
  11. RC0 - General-purpose I/O pin
  12. RC1 - General-purpose I/O pin
  13. RC2 - General-purpose I/O pin
  14. RC3 - General-purpose I/O pin
  15. RC4 - General-purpose I/O pin
  16. RC5 - General-purpose I/O pin
  17. VUSB - USB power supply
  18. D- - USB data minus
  19. D+ - USB data plus
  20. VREF- - Reference voltage negative terminal
  21. VREF+ - Reference voltage positive terminal
  22. AN0 - Analog input channel 0
  23. AN1 - Analog input channel 1
  24. AN2 - Analog input channel 2
  25. AN3 - Analog input channel 3
  26. AN4 - Analog input channel 4
  27. AN5 - Analog input channel 5
  28. AN6 - Analog input channel 6
  29. AN7 - Analog input channel 7
  30. RB0 - General-purpose I/O pin
  31. RB1 - General-purpose I/O pin
  32. RB2 - General-purpose I/O pin
  33. RB3 - General-purpose I/O pin
  34. RB4 - General-purpose I/O pin
  35. RB5 - General-purpose I/O pin
  36. RB6 - General-purpose I/O pin
  37. RB7 - General-purpose I/O pin
  38. RB8 - General-purpose I/O pin
  39. RB9 - General-purpose I/O pin
  40. VDD - Power supply voltage

Functional Features

The PIC18LF4455-I/P offers a range of functional features that enhance its usability and performance. Some notable features include:

  • High-speed processing capabilities
  • On-chip flash memory for program storage
  • Integrated analog-to-digital converter (ADC)
  • Multiple communication interfaces (UART, SPI, I2C, USB)
  • Timers and PWM modules for precise timing control
  • Interrupt handling for efficient event-driven programming
  • Low-power modes for energy-efficient operation

Advantages and Disadvantages

Advantages

  • Powerful processing capabilities for complex applications
  • Wide operating voltage range allows for flexibility in power supply options
  • Integrated peripherals reduce the need for external components
  • Low power consumption extends battery life in portable devices
  • Compact form factor enables space-saving designs

Disadvantages

  • Limited program memory size compared to higher-end microcontrollers
  • Limited number of I/O pins may restrict the connectivity options in certain applications
  • Lack of advanced features found in more specialized microcontrollers

Working Principles

The PIC18LF4455-I/P operates based on the principles of a typical 8-bit microcontroller. It executes instructions stored in its program memory, interacts with various peripherals and sensors through its I

技術ソリューションにおける PIC18LF4455-I/P の適用に関連する 10 件の一般的な質問と回答をリストします。

  1. What is the operating voltage range of PIC18LF4455-I/P?

    • The operating voltage range of PIC18LF4455-I/P is 2.0V to 5.5V.

  2. What are the key features of PIC18LF4455-I/P?

    • PIC18LF4455-I/P features include 16KB Flash program memory, 256 bytes of EEPROM data memory, and 1.5K bytes of SRAM.

  3. Can PIC18LF4455-I/P be used for USB applications?

    • Yes, PIC18LF4455-I/P has built-in USB 2.0 support, making it suitable for USB applications.

  4. What communication interfaces does PIC18LF4455-I/P support?

    • PIC18LF4455-I/P supports USART, SPI, and I2C communication interfaces.

  5. Is PIC18LF4455-I/P suitable for low-power applications?

    • Yes, PIC18LF4455-I/P offers low-power modes and features, making it suitable for low-power applications.

  6. What development tools are available for programming PIC18LF4455-I/P?

    • Development tools such as MPLAB X IDE and MPLAB XC8 Compiler can be used to program PIC18LF4455-I/P.

  7. Does PIC18LF4455-I/P have analog-to-digital conversion capabilities?

    • Yes, PIC18LF4455-I/P features a 10-bit ADC with up to 13 channels.

  8. What are the recommended operating conditions for PIC18LF4455-I/P?

    • The recommended operating temperature range for PIC18LF4455-I/P is -40°C to 125°C.

  9. Can PIC18LF4455-I/P be used in automotive applications?

    • Yes, PIC18LF4455-I/P is suitable for automotive applications due to its wide operating voltage range and robust features.

  10. Are there any application notes or reference designs available for PIC18LF4455-I/P?

    • Yes, Microchip provides application notes and reference designs to assist in the implementation of PIC18LF4455-I/P in various technical solutions.