MC9S08GT8AMFDE

Product Overview

• Category: Microcontroller
• Use: Embedded systems, consumer electronics, industrial automation
• Characteristics: Low power consumption, high performance, small form factor
• Package: 32-pin LQFP (Low Profile Quad Flat Package)
• Essence: A powerful microcontroller designed for various applications requiring low power and high performance.
• Packaging/Quantity: Available in reels of 2500 units

Specifications

• Architecture: 8-bit
• CPU Speed: Up to 20 MHz
• Flash Memory: 8 KB
• RAM: 512 bytes
• Operating Voltage: 2.7V - 5.5V
• I/O Pins: 27
• Communication Interfaces: SPI, I2C, UART
• ADC Channels: 6
• Timers: 2 x 16-bit, 1 x 8-bit
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MC9S08GT8AMFDE microcontroller has a total of 32 pins. The pin configuration is as follows:

1. VDD - Power supply voltage
2. PTA0 - General-purpose I/O pin
3. PTA1 - General-purpose I/O pin
4. PTA2 - General-purpose I/O pin
5. PTA3 - General-purpose I/O pin
6. PTA4 - General-purpose I/O pin
7. PTA5 - General-purpose I/O pin
8. PTA6 - General-purpose I/O pin
9. PTA7 - General-purpose I/O pin
10. RESET - Reset pin
11. PTB0 - General-purpose I/O pin
12. PTB1 - General-purpose I/O pin
13. PTB2 - General-purpose I/O pin
14. PTB3 - General-purpose I/O pin
15. PTB4 - General-purpose I/O pin
16. PTB5 - General-purpose I/O pin
17. PTB6 - General-purpose I/O pin
18. PTB7 - General-purpose I/O pin
19. PTC0 - General-purpose I/O pin
20. PTC1 - General-purpose I/O pin
21. PTC2 - General-purpose I/O pin
22. PTC3 - General-purpose I/O pin
23. PTC4 - General-purpose I/O pin
24. PTC5 - General-purpose I/O pin
25. PTC6 - General-purpose I/O pin
26. PTC7 - General-purpose I/O pin
27. VSS - Ground
28. VDD - Power supply voltage
29. IRQ - Interrupt request pin
30. BKGD - Background debug mode pin
31. PTD0 - General-purpose I/O pin
32. PTD1 - General-purpose I/O pin

Functional Features

• Low power consumption: The MC9S08GT8AMFDE microcontroller is designed to operate efficiently with minimal power consumption, making it suitable for battery-powered applications.
• High performance: With a CPU speed of up to 20 MHz and ample flash memory, this microcontroller offers excellent processing capabilities.
• Small form factor: The 32-pin LQFP package ensures a compact size, making it ideal for space-constrained designs.
• Communication interfaces: The microcontroller supports popular communication protocols such as SPI, I2C, and UART, enabling seamless integration with other devices.
• Analog-to-Digital Converter (ADC): The built-in ADC with 6 channels allows for precise analog signal measurements.
• Timers: The microcontroller features two 16-bit timers and one 8-bit timer, providing accurate timing control for various applications.

Advantages and Disadvantages

Advantages: - Low power consumption extends battery life in portable devices. - High-performance CPU enables efficient processing of complex tasks. - Small form factor allows for compact designs. - Versatile communication interfaces facilitate easy integration with other devices. - Built-in ADC simplifies analog signal measurements. - Timers provide precise timing control.

Disadvantages: - Limited flash memory capacity may restrict the complexity of programs that can be stored. - 8-bit architecture may not be suitable for certain computationally intensive applications.

Working Principles

The MC9S08GT8AMFDE microcontroller operates based on an 8-bit architecture. It executes instructions stored in its flash memory to perform various tasks. The CPU, operating at a speed of up to 20 MHz, fetches instructions from memory, decodes them, and executes the corresponding operations. The microcontroller interacts with external devices through its I/O pins and communication interfaces. It can read analog signals using the built-in ADC and generate precise timing using the timers.

Detailed Application Field Plans

The MC9S08GT8AMFDE microcontroller