MC68HC705C9ACP

Product Overview

Category

The MC68HC705C9ACP belongs to the category of microcontrollers.

Use

This microcontroller is commonly used in various electronic devices and systems for control and processing purposes.

Characteristics

• The MC68HC705C9ACP is a highly reliable and efficient microcontroller.
• It offers low power consumption, making it suitable for battery-powered applications.
• It has a compact size, allowing for easy integration into different electronic designs.
• The microcontroller provides a wide range of input/output options, enabling versatile connectivity.
• It supports various communication protocols, facilitating seamless data transfer.

Package

The MC68HC705C9ACP comes in a standard package that ensures protection and ease of handling during assembly.

Essence

The essence of this microcontroller lies in its ability to provide robust control and processing capabilities in a compact and energy-efficient package.

Packaging/Quantity

The MC68HC705C9ACP is typically packaged in reels or trays, with each package containing a specific quantity of microcontrollers. The exact quantity may vary depending on the supplier and customer requirements.

Specifications

• Architecture: 8-bit
• CPU Speed: Up to 2 MHz
• Program Memory Size: 4 KB
• RAM Size: 176 bytes
• Number of I/O Pins: 20
• Operating Voltage Range: 2.7V to 5.5V
• Communication Interfaces: UART, SPI, I2C
• Timers/Counters: 2 x 8-bit, 1 x 16-bit
• Analog-to-Digital Converter (ADC): 8 channels, 8-bit resolution

Detailed Pin Configuration

The MC68HC705C9ACP has a total of 28 pins, each serving a specific purpose. Here is a detailed pin configuration:

1. VDD - Power supply voltage
2. VSS - Ground
3. RESET - Reset input
4. IRQ - Interrupt request input
5. XTAL1 - Crystal oscillator input
6. XTAL2 - Crystal oscillator output
7. PA0 to PA7 - General-purpose I/O pins
8. PB0 to PB7 - General-purpose I/O pins
9. PC0 to PC7 - General-purpose I/O pins
10. PD0 to PD7 - General-purpose I/O pins
11. PE0 to PE7 - General-purpose I/O pins
12. PF0 to PF7 - General-purpose I/O pins
13. PG0 to PG7 - General-purpose I/O pins
14. PH0 to PH7 - General-purpose I/O pins
15. PI0 to PI7 - General-purpose I/O pins
16. PJ0 to PJ7 - General-purpose I/O pins
17. PK0 to PK7 - General-purpose I/O pins
18. PL0 to PL7 - General-purpose I/O pins
19. PM0 to PM7 - General-purpose I/O pins
20. PSEN - Program store enable
21. E - Chip enable
22. R/W - Read/Write control
23. A0 to A7 - Address bus
24. D0 to D7 - Data bus

Functional Features

The MC68HC705C9ACP offers the following functional features:

• High-speed processing capabilities for efficient data handling.
• Flexible input/output options for seamless integration with external devices.
• Built-in timers/counters for precise timing and event management.
• Analog-to-digital converter for accurate measurement of analog signals.
• Interrupt capability for real-time response to external events.
• Low power consumption, making it suitable for battery-powered applications.
• Support for various communication protocols, enabling easy data exchange.

Advantages and Disadvantages

Advantages

• Compact size allows for easy integration into different electronic designs.
• Low power consumption extends battery life in portable devices.
• Versatile input/output options enable flexible connectivity.
• Robust control and processing capabilities ensure reliable performance.
• Support for various communication protocols facilitates seamless data transfer.

Disadvantages

• Limited program memory size may restrict the complexity of applications.
• Relatively low RAM size may limit the amount of data that can be processed simultaneously.
• Lack of built-in peripherals may require additional external components for certain applications.

Working Principles

The MC68HC705C9ACP operates based on the principles of a microcontroller. It executes instructions stored in its program memory to perform specific tasks. The central processing unit (CPU) fetches instructions, decodes them, and executes the corresponding operations. Input/output pins allow the microcontroller to interact with external devices, while timers/counters provide precise timing and event management. The microcontroller's working principles revolve around efficient data processing, control, and communication.

Detailed Application Field Plans

The MC68HC705C9ACP finds applications in various fields