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MC68HC908QY4VDT
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MC68HC908QY4VDT

Product Overview

Category: Microcontroller

Use: The MC68HC908QY4VDT is a microcontroller designed for embedded systems applications. It provides a wide range of features and capabilities to support various electronic devices.

Characteristics: - Low power consumption - High performance - Small package size - Integrated peripherals - Flexible input/output options

Package: The MC68HC908QY4VDT is available in a compact surface mount package, making it suitable for space-constrained applications.

Essence: This microcontroller combines a powerful CPU core with integrated memory, analog-to-digital converters, timers, and communication interfaces. It offers a complete solution for controlling and monitoring electronic systems.

Packaging/Quantity: The MC68HC908QY4VDT is typically sold in reels or trays, with a quantity of 250 units per reel/tray.

Specifications

  • CPU: 8-bit HC08 core
  • Clock Speed: Up to 8 MHz
  • Flash Memory: 4 KB
  • RAM: 256 bytes
  • EEPROM: 128 bytes
  • Analog-to-Digital Converter (ADC): 8 channels, 10-bit resolution
  • Timers: 2 x 16-bit timers, 1 x 8-bit timer
  • Communication Interfaces: UART, SPI, I2C
  • Operating Voltage: 2.7V to 5.5V
  • Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MC68HC908QY4VDT has a total of 20 pins, which are assigned specific functions. Here is the detailed pin configuration:

  1. VDD - Power supply voltage
  2. VSS - Ground
  3. RESET - Reset input
  4. IRQ - Interrupt request input
  5. PTB0 - General-purpose I/O pin
  6. PTB1 - General-purpose I/O pin
  7. PTB2 - General-purpose I/O pin
  8. PTB3 - General-purpose I/O pin
  9. PTB4 - General-purpose I/O pin
  10. PTB5 - General-purpose I/O pin
  11. PTB6 - General-purpose I/O pin
  12. PTB7 - General-purpose I/O pin
  13. PTC0 - General-purpose I/O pin
  14. PTC1 - General-purpose I/O pin
  15. PTC2 - General-purpose I/O pin
  16. PTC3 - General-purpose I/O pin
  17. PTC4 - General-purpose I/O pin
  18. PTC5 - General-purpose I/O pin
  19. VCAP - Capacitor connection for internal voltage regulator
  20. VDDA - Analog power supply voltage

Functional Features

The MC68HC908QY4VDT offers the following functional features:

  • High-performance 8-bit CPU core with a wide range of instructions and addressing modes.
  • Integrated flash memory for program storage, allowing easy firmware updates.
  • On-chip RAM and EEPROM for data storage.
  • Analog-to-digital converter (ADC) for precise measurement of analog signals.
  • Timers for generating accurate time delays and controlling periodic events.
  • Communication interfaces (UART, SPI, I2C) for connecting to other devices.
  • Flexible input/output pins for interfacing with external components.

Advantages and Disadvantages

Advantages: - Low power consumption makes it suitable for battery-powered applications. - Compact package size allows for space-efficient designs. - Integrated peripherals reduce the need for additional components. - Wide operating voltage range enables compatibility with various power sources. - Extensive documentation and support available from the manufacturer.

Disadvantages: - Limited flash memory and RAM may restrict the complexity of applications. - 8-bit architecture may not be suitable for computationally intensive tasks. - Lack of advanced features found in more modern microcontrollers.

Working Principles

The MC68HC908QY4VDT operates based on the principles of a typical microcontroller. It executes instructions stored in its flash memory, processes data using its CPU core, and interacts with external devices through its input/output pins and communication interfaces. The integrated peripherals provide additional functionality, such as analog signal measurement and timing control.

Detailed Application Field Plans

The MC68HC908QY4VDT is widely used in various application fields, including:

  1. Home automation systems
  2. Industrial control systems
  3. Automotive electronics
  4. Consumer electronics
  5. Medical devices
  6. Internet of Things (IoT) devices

In these fields, the microcontroller can be utilized for tasks such as sensor data acquisition, motor control, user interface management, and communication with other devices.

Detailed and Complete Alternative Models

Some alternative models to the MC68HC908QY4VDT

10个与MC68HC908QY4VDT在技术解决方案中的应用相关的常见问题及解答

Sure! Here are 10 common questions and answers related to the application of MC68HC908QY4VDT in technical solutions:

  1. Question: What is MC68HC908QY4VDT?
    Answer: MC68HC908QY4VDT is a microcontroller from the HC08 family, designed for embedded control applications.

  2. Question: What is the operating voltage range of MC68HC908QY4VDT?
    Answer: The operating voltage range of MC68HC908QY4VDT is typically between 2.7V and 5.5V.

  3. Question: What is the maximum clock frequency supported by MC68HC908QY4VDT?
    Answer: MC68HC908QY4VDT can operate at a maximum clock frequency of 8 MHz.

  4. Question: How much flash memory does MC68HC908QY4VDT have?
    Answer: MC68HC908QY4VDT has 4 KB of flash memory for program storage.

  5. Question: Can MC68HC908QY4VDT be used for analog signal processing?
    Answer: Yes, MC68HC908QY4VDT has built-in analog-to-digital converters (ADCs) that can be used for analog signal processing.

  6. Question: Does MC68HC908QY4VDT support communication protocols like UART or SPI?
    Answer: Yes, MC68HC908QY4VDT supports UART (Universal Asynchronous Receiver-Transmitter) and SPI (Serial Peripheral Interface) communication protocols.

  7. Question: What is the I/O pin count of MC68HC908QY4VDT?
    Answer: MC68HC908QY4VDT has a total of 20 I/O pins for interfacing with external devices.

  8. Question: Can MC68HC908QY4VDT be programmed in-circuit?
    Answer: Yes, MC68HC908QY4VDT supports in-circuit programming, allowing for easy firmware updates.

  9. Question: What is the temperature range within which MC68HC908QY4VDT can operate?
    Answer: MC68HC908QY4VDT can operate within a temperature range of -40°C to +85°C.

  10. Question: Are there any development tools available for programming MC68HC908QY4VDT?
    Answer: Yes, there are various development tools and integrated development environments (IDEs) available for programming MC68HC908QY4VDT, such as CodeWarrior and IAR Embedded Workbench.