NXP USA Inc.
Bild kan vara representation.
Se specifikationer för produktinformation.
MC68HC908LK24CPB
Visa detalj Datablad

MC68HC908LK24CPB

Product Overview

  • Category: Microcontroller
  • Use: Embedded systems, control applications
  • Characteristics: Low power consumption, high performance, compact size
  • Package: Plastic body, 44-pin package
  • Essence: Integrated circuit for controlling and managing electronic devices
  • Packaging/Quantity: Available in reels of 250 units

Specifications

  • Architecture: 8-bit
  • Clock Speed: 8 MHz
  • Flash Memory: 24 KB
  • RAM: 1 KB
  • Input/Output Pins: 32
  • Analog-to-Digital Converter (ADC): 10-bit resolution, 8 channels
  • Timers: 2 x 16-bit, 1 x 8-bit
  • Communication Interfaces: SPI, I2C, UART

Pin Configuration

The MC68HC908LK24CPB microcontroller has a total of 44 pins. The pin configuration is as follows:

  1. VDD - Power supply voltage
  2. VSS - Ground
  3. RESET - Reset input
  4. IRQ - Interrupt request input
  5. PTA0 - General-purpose I/O pin
  6. PTA1 - General-purpose I/O pin
  7. PTA2 - General-purpose I/O pin
  8. PTA3 - General-purpose I/O pin
  9. PTA4 - General-purpose I/O pin
  10. PTA5 - General-purpose I/O pin
  11. PTA6 - General-purpose I/O pin
  12. PTA7 - General-purpose I/O pin
  13. PTB0 - General-purpose I/O pin
  14. PTB1 - General-purpose I/O pin
  15. PTB2 - General-purpose I/O pin
  16. PTB3 - General-purpose I/O pin
  17. PTB4 - General-purpose I/O pin
  18. PTB5 - General-purpose I/O pin
  19. PTB6 - General-purpose I/O pin
  20. PTB7 - General-purpose I/O pin
  21. PTC0 - General-purpose I/O pin
  22. PTC1 - General-purpose I/O pin
  23. PTC2 - General-purpose I/O pin
  24. PTC3 - General-purpose I/O pin
  25. PTC4 - General-purpose I/O pin
  26. PTC5 - General-purpose I/O pin
  27. PTC6 - General-purpose I/O pin
  28. PTC7 - General-purpose I/O pin
  29. VREFH - High reference voltage for ADC
  30. VREFL - Low reference voltage for ADC
  31. AD0 - Analog input channel 0
  32. AD1 - Analog input channel 1
  33. AD2 - Analog input channel 2
  34. AD3 - Analog input channel 3
  35. AD4 - Analog input channel 4
  36. AD5 - Analog input channel 5
  37. AD6 - Analog input channel 6
  38. AD7 - Analog input channel 7
  39. TIN0 - Timer input capture 0
  40. TIN1 - Timer input capture 1
  41. TOUT0 - Timer output compare 0
  42. TOUT1 - Timer output compare 1
  43. OSCIN - Oscillator input
  44. OSCOUT - Oscillator output

Functional Features

  • Efficient control and management of electronic devices
  • Low power consumption, suitable for battery-powered applications
  • High-performance architecture for real-time applications
  • Integrated analog-to-digital converter for sensor interfacing
  • Multiple communication interfaces for data exchange
  • Flexible timer modules for precise timing operations

Advantages and Disadvantages

Advantages

  • Low power consumption extends battery life in portable devices
  • Compact size allows for integration into space-constrained designs
  • High-performance architecture enables real-time control applications
  • Integrated analog-to-digital converter simplifies sensor interfacing
  • Multiple communication interfaces enhance connectivity options
  • Flexible timer modules provide precise timing capabilities

Disadvantages

  • Limited processing power compared to higher-bit microcontrollers
  • Restricted memory capacity may limit complex application development
  • Limited number of input/output pins may restrict the number of connected devices

Working Principles

The MC68HC908LK24CPB microcontroller operates based on an 8-bit architecture. It executes instructions stored in its flash memory, controlling the behavior of connected electronic devices. The microcontroller communicates with external components through its input/output pins and various communication interfaces such as SPI, I2C, and UART. It can read analog signals from sensors using its integrated analog-to-digital converter and perform digital-to-analog conversions if required. The flexible timer modules enable precise timing operations, crucial for time-sensitive applications.

Lista 10 Vanliga frågor och svar relaterade till tillämpningen av MC68HC908LK24CPB i tekniska lösningar

Sure! Here are 10 common questions and answers related to the application of MC68HC908LK24CPB in technical solutions:

  1. Q: What is MC68HC908LK24CPB? A: MC68HC908LK24CPB is a microcontroller from the HC08 family, designed for embedded control applications.

  2. Q: What are the key features of MC68HC908LK24CPB? A: Some key features include an 8-bit CPU, 24KB flash memory, 512 bytes of RAM, multiple I/O ports, and built-in peripherals.

  3. Q: What kind of technical solutions can MC68HC908LK24CPB be used for? A: MC68HC908LK24CPB can be used in various technical solutions such as industrial automation, automotive systems, consumer electronics, and more.

  4. Q: How can I program MC68HC908LK24CPB? A: MC68HC908LK24CPB can be programmed using assembly language or high-level programming languages like C/C++ with the help of a suitable development environment.

  5. Q: Can MC68HC908LK24CPB communicate with other devices? A: Yes, MC68HC908LK24CPB supports various communication protocols such as UART, SPI, and I2C, allowing it to communicate with other devices.

  6. Q: Does MC68HC908LK24CPB have any analog-to-digital conversion capabilities? A: Yes, MC68HC908LK24CPB has an integrated 10-bit ADC module that can be used to convert analog signals into digital values.

  7. Q: Can MC68HC908LK24CPB handle real-time tasks? A: Yes, MC68HC908LK24CPB has a real-time clock (RTC) module and can be programmed to handle real-time tasks efficiently.

  8. Q: Is MC68HC908LK24CPB suitable for low-power applications? A: Yes, MC68HC908LK24CPB has power-saving features like multiple power-saving modes and low-power consumption, making it suitable for low-power applications.

  9. Q: Can MC68HC908LK24CPB be used in battery-powered devices? A: Yes, MC68HC908LK24CPB's low-power features make it well-suited for battery-powered devices where power efficiency is crucial.

  10. Q: Are there any development tools available for MC68HC908LK24CPB? A: Yes, there are various development tools available, including integrated development environments (IDEs), compilers, debuggers, and programmers, specifically designed for MC68HC908LK24CPB.

Please note that the answers provided here are general and may vary depending on specific requirements and use cases.