MC9S08QG44CPBE

Product Overview

• Category: Microcontroller
• Use: Embedded systems, control applications
• Characteristics: Low power consumption, high performance, small form factor
• Package: 44-pin LQFP (Low Profile Quad Flat Package)
• Essence: A powerful microcontroller designed for various control applications
• Packaging/Quantity: Available in tape and reel packaging, quantity varies based on customer requirements

Specifications

• Architecture: 8-bit
• Clock Speed: Up to 20 MHz
• Flash Memory: 48 KB
• RAM: 2 KB
• Operating Voltage: 2.7V to 5.5V
• I/O Pins: 34
• Communication Interfaces: UART, SPI, I2C
• Timers: 4-channel 16-bit Timer/PWM modules
• Analog-to-Digital Converter: 10-bit resolution, 8 channels

Detailed Pin Configuration

The MC9S08QG44CPBE microcontroller has a total of 44 pins. The pin configuration is as follows:

1. VDD - Power supply voltage
2. VSS - Ground
3. PTA0 - General-purpose I/O pin
4. PTA1 - General-purpose I/O pin
5. PTA2 - General-purpose I/O pin
6. PTA3 - General-purpose I/O pin
7. PTA4 - General-purpose I/O pin
8. PTA5 - General-purpose I/O pin
9. PTA6 - General-purpose I/O pin
10. PTA7 - General-purpose I/O pin
11. RESET - Reset pin
12. PTB0 - General-purpose I/O pin
13. PTB1 - General-purpose I/O pin
14. PTB2 - General-purpose I/O pin
15. PTB3 - General-purpose I/O pin
16. PTB4 - General-purpose I/O pin
17. PTB5 - General-purpose I/O pin
18. PTB6 - General-purpose I/O pin
19. PTB7 - General-purpose I/O pin
20. PTC0 - General-purpose I/O pin
21. PTC1 - General-purpose I/O pin
22. PTC2 - General-purpose I/O pin
23. PTC3 - General-purpose I/O pin
24. PTC4 - General-purpose I/O pin
25. PTC5 - General-purpose I/O pin
26. PTC6 - General-purpose I/O pin
27. PTC7 - General-purpose I/O pin
28. IRQ - Interrupt request pin
29. RXD - UART receive pin
30. TXD - UART transmit pin
31. SDA - I2C data pin
32. SCL - I2C clock pin
33. SS - SPI slave select pin
34. MOSI - SPI master output, slave input pin
35. MISO - SPI master input, slave output pin
36. SCK - SPI clock pin
37. AD0 - Analog input channel 0
38. AD1 - Analog input channel 1
39. AD2 - Analog input channel 2
40. AD3 - Analog input channel 3
41. AD4 - Analog input channel 4
42. AD5 - Analog input channel 5
43. AD6 - Analog input channel 6
44. AD7 - Analog input channel 7

Functional Features

• High-performance 8-bit microcontroller suitable for control applications
• Low power consumption for energy-efficient designs
• Wide operating voltage range allows flexibility in power supply options
• Ample flash memory and RAM for program storage and data handling
• Multiple communication interfaces (UART, SPI, I2C) for seamless integration with other devices
• 10-bit ADC for accurate analog signal acquisition
• Timer/PWM modules for precise timing and control

Advantages and Disadvantages

Advantages

• High performance and low power consumption combination
• Ample memory for program storage and data handling
• Versatile communication interfaces for easy integration
• Precise timing and control capabilities

Disadvantages

• Limited number of I/O pins compared to some other microcontrollers
• 8-bit architecture may not be suitable for certain complex applications

Working Principles

The MC9S08QG44CPBE microcontroller operates based on an 8-bit architecture. It executes instructions stored in its flash memory, processes data, and controls various peripherals and external devices through its I/O pins. The microcontroller can communicate with other devices using UART, SPI, or I2C interfaces. It also features an analog-to-digital converter for acquiring analog signals and timers for precise timing and