MC68HC908QT2CDW

Product Overview

Category

MC68HC908QT2CDW belongs to the category of microcontrollers.

Use

It is primarily used for embedded systems and applications that require control and processing capabilities.

Characteristics

• Low power consumption
• High performance
• Compact size
• Integrated peripherals
• Wide operating voltage range

Package

MC68HC908QT2CDW is available in a dual in-line package (DIP) format.

Essence

The essence of MC68HC908QT2CDW lies in its ability to provide efficient control and processing capabilities within a compact and low-power microcontroller.

Packaging/Quantity

This product is typically packaged in reels or tubes, with a quantity of 250 units per package.

Specifications

• Architecture: 8-bit
• CPU Speed: Up to 8 MHz
• Flash Memory: 2 KB
• RAM: 128 bytes
• Operating Voltage Range: 2.7V to 5.5V
• Number of I/O Pins: 16
• Communication Interfaces: SPI, I2C, UART
• Timers/Counters: 2 x 8-bit, 1 x 16-bit
• Analog-to-Digital Converter (ADC): 8 channels, 10-bit resolution

Detailed Pin Configuration

The MC68HC908QT2CDW microcontroller has a total of 20 pins, which are assigned various functions such as I/O, power supply, and communication. The detailed pin configuration is as follows:

1. VDD - Power Supply
2. PTA0 - General Purpose I/O
3. PTA1 - General Purpose I/O
4. PTA2 - General Purpose I/O
5. PTA3 - General Purpose I/O
6. PTA4 - General Purpose I/O
7. PTA5 - General Purpose I/O
8. PTA6 - General Purpose I/O
9. PTA7 - General Purpose I/O
10. RESET - Reset Pin
11. PTB0 - General Purpose I/O
12. PTB1 - General Purpose I/O
13. PTB2 - General Purpose I/O
14. PTB3 - General Purpose I/O
15. PTB4 - General Purpose I/O
16. PTB5 - General Purpose I/O
17. PTB6 - General Purpose I/O
18. PTB7 - General Purpose I/O
19. VSS - Ground
20. VDD - Power Supply

Functional Features

• Efficient control and processing capabilities
• Integrated peripherals for enhanced functionality
• Low power consumption for energy-efficient applications
• Wide operating voltage range for flexibility in power supply options
• Support for various communication interfaces for seamless connectivity
• On-chip timers/counters for precise timing operations
• Analog-to-Digital Converter (ADC) for analog signal processing

Advantages and Disadvantages

Advantages

• Compact size allows for easy integration into space-constrained designs.
• Low power consumption makes it suitable for battery-powered applications.
• Integrated peripherals reduce the need for external components, saving cost and board space.
• Wide operating voltage range provides flexibility in power supply options.

Disadvantages

• Limited flash memory and RAM may restrict the complexity of applications that can be implemented.
• 8-bit architecture may not be sufficient for certain high-performance applications.

Working Principles

MC68HC908QT2CDW operates based on an 8-bit architecture. It executes instructions stored in its flash memory to perform various tasks. The microcontroller interacts with external devices through its I/O pins and communication interfaces. It utilizes its integrated peripherals, such as timers/counters and ADC, to provide additional functionality. The low power consumption and compact size make it suitable for embedded systems.

Detailed Application Field Plans

MC68HC908QT2CDW finds applications in various fields, including but not limited to: - Home automation systems - Industrial control systems - Automotive electronics - Medical devices - Consumer electronics

Alternative Models

Some alternative models that offer similar functionalities to MC68HC908QT2CDW include: - ATmega328P by Microchip Technology - PIC16F877A by Microchip Technology - STM32F103C8T6 by STMicroelectronics - LPC1768 by NXP Semiconductors

These alternative models can be considered based on specific requirements and project constraints.

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