MC9S08AC16CFJER

Product Overview

• Category: Microcontroller
• Use: Embedded systems, consumer electronics, automotive applications
• Characteristics: Low power consumption, high performance, small form factor
• Package: 44-LQFP
• Essence: A microcontroller designed for various applications requiring low power and high performance.

Specifications

• CPU: 8-bit S08 core
• Clock Speed: Up to 40 MHz
• Flash Memory: 16 KB
• RAM: 1 KB
• Operating Voltage: 2.7V to 5.5V
• I/O Pins: 34
• Communication Interfaces: SPI, I2C, UART
• Timers: 2 x 16-bit, 1 x 8-bit
• ADC: 10-bit, 6 channels
• PWM Channels: 4
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The MC9S08AC16CFJER microcontroller has a total of 44 pins. The 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. PTC0 (General Purpose I/O)
20. PTC1 (General Purpose I/O)
21. PTC2 (General Purpose I/O)
22. PTC3 (General Purpose I/O)
23. PTC4 (General Purpose I/O)
24. PTC5 (General Purpose I/O)
25. PTC6 (General Purpose I/O)
26. PTC7 (General Purpose I/O)
27. VSS (Ground)
28. IRQ (Interrupt Request)
29. RXD (UART Receive Data)
30. TXD (UART Transmit Data)
31. SDA (I2C Data)
32. SCL (I2C Clock)
33. SPI_MISO (SPI Master In Slave Out)
34. SPI_MOSI (SPI Master Out Slave In)
35. SPI_CLK (SPI Clock)
36. SPI_SS (SPI Slave Select)
37. ADC0 (Analog-to-Digital Converter Channel 0)
38. ADC1 (Analog-to-Digital Converter Channel 1)
39. ADC2 (Analog-to-Digital Converter Channel 2)
40. ADC3 (Analog-to-Digital Converter Channel 3)
41. ADC4 (Analog-to-Digital Converter Channel 4)
42. ADC5 (Analog-to-Digital Converter Channel 5)
43. VDD (Power Supply)
44. VSS (Ground)

Functional Features

• Low power consumption for extended battery life
• High-performance 8-bit S08 core for efficient processing
• Multiple communication interfaces for connectivity options
• On-chip analog-to-digital converter for sensor interfacing
• Flexible I/O pins for versatile applications
• Integrated timers and PWM channels for precise timing control

Advantages and Disadvantages

Advantages

• Low power consumption extends battery life in portable applications.
• High-performance core enables efficient processing of tasks.
• Multiple communication interfaces provide flexibility in connectivity.
• On-chip analog-to-digital converter simplifies sensor interfacing.
• Versatile I/O pins allow for various application requirements.

Disadvantages

• Limited flash memory (16 KB) may restrict the complexity of programs.
• 8-bit architecture may not be suitable for certain computationally intensive applications.

Working Principles

The MC9S08AC16CFJER microcontroller operates based on the principles of embedded systems. It executes instructions stored in its flash memory to perform specific tasks. The CPU processes data and controls the flow of information within the system. The microcontroller interacts with external devices through its I/O pins and communication interfaces. It can read analog signals using its built-in analog-to-digital converter and generate PWM signals for precise control. The low power consumption ensures efficient operation, making it suitable for battery-powered applications.

Application Field Plans

The MC9S08AC16CFJER micro