MC68HC908GT16CB

Product Overview

• Category: Microcontroller
• Use: Embedded systems, control applications
• Characteristics: Low power consumption, high performance, compact size
• Package: Ceramic Body, 52-pin LQFP
• Essence: 8-bit microcontroller with integrated peripherals
• Packaging/Quantity: Tray, 250 units per tray

Specifications

• Architecture: Harvard
• Bit Size: 8-bit
• Clock Speed: 16 MHz
• Flash Memory: 16 KB
• RAM: 512 bytes
• EEPROM: 256 bytes
• I/O Pins: 38
• Timers: 2
• Serial Communication Interfaces: SPI, I2C, UART
• Analog-to-Digital Converter: 10-bit, 8 channels
• Operating Voltage: 2.7V to 5.5V
• Operating Temperature: -40°C to +85°C

Pin Configuration

The MC68HC908GT16CB microcontroller has a total of 52 pins. The pin configuration is as follows:

1. VDD
2. VSS
3. RESET
4. IRQ
5. PTA0
6. PTA1
7. PTA2
8. PTA3
9. PTA4
10. PTA5
11. PTA6
12. PTA7
13. PTB0
14. PTB1
15. PTB2
16. PTB3
17. PTB4
18. PTB5
19. PTB6
20. PTB7
21. PTC0
22. PTC1
23. PTC2
24. PTC3
25. PTC4
26. PTC5
27. PTC6
28. PTC7
29. PTD0
30. PTD1
31. PTD2
32. PTD3
33. PTD4
34. PTD5
35. PTD6
36. PTD7
37. PTE0
38. PTE1
39. PTE2
40. PTE3
41. PTE4
42. PTE5
43. PTE6
44. PTE7
45. VCAP
46. VREFH
47. VREFL
48. VSSA
49. VDDA
50. OSCIN
51. OSCOUT
52. VDDPLL

Functional Features

• Integrated 8-bit CPU with Harvard architecture
• Low power consumption for energy-efficient applications
• High-performance capabilities for real-time control
• On-chip peripherals including timers, serial communication interfaces, and ADC
• Flexible I/O pins for versatile connectivity options
• Wide operating voltage range for compatibility with various power sources
• Compact size and package for space-constrained designs

Advantages and Disadvantages

Advantages: - Efficient execution of control algorithms - Low power consumption extends battery life - Compact size allows for integration in small devices - Versatile I/O pins enable connectivity with external components - Integrated peripherals reduce the need for additional components

Disadvantages: - Limited processing power compared to higher bit microcontrollers - Limited memory capacity for storing large amounts of data - Lack of advanced features found in more modern microcontrollers

Working Principles

The MC68HC908GT16CB operates based on the Harvard architecture, which separates program memory and data memory. It executes instructions fetched from the program memory using the 8-bit CPU. The integrated peripherals, such as timers and serial communication interfaces, provide additional functionality for controlling external devices. The microcontroller communicates with the outside world through its I/O pins, allowing it to interact with sensors, actuators, and other components.

Detailed Application Field Plans

The MC68HC908GT16CB is widely used in various embedded systems and control applications, including but not limited to:

1. Home automation systems
2. Industrial automation
3. Automotive electronics
4. Medical devices
5. Consumer electronics
6. Robotics
7. Internet of Things (IoT) devices

Its compact size, low power consumption, and integrated peripherals make it suitable for applications where space, energy efficiency, and real-time control are crucial.

Detailed and Complete Alternative Models

• MC68HC908GT8CB: Similar features but with reduced flash memory and I/O pins.
• MC68HC908GT32CB: Similar features but with increased flash memory and I/O pins.
• MC68HC908GT64CB: Similar features but with higher processing power and expanded memory capacity.

These alternative models offer different specifications and capabilities