STM32F103CBT7

Product Overview

Category

The STM32F103CBT7 belongs to the category of microcontrollers.

Use

This microcontroller is widely used in various electronic applications, including consumer electronics, industrial automation, and automotive systems.

Characteristics

• High-performance ARM Cortex-M3 core
• Clock frequency up to 72 MHz
• Flash memory capacity of 128 KB
• RAM capacity of 20 KB
• Wide range of peripherals for versatile application development

Package

The STM32F103CBT7 is available in a compact LQFP package, which ensures easy integration into different circuit designs.

Essence

The essence of the STM32F103CBT7 lies in its powerful processing capabilities and extensive peripheral support, making it suitable for complex embedded system designs.

Packaging/Quantity

The STM32F103CBT7 is typically sold in reels or trays, with a quantity of 250 units per reel/tray.

Specifications

• Microcontroller: STM32F103CBT7
• Core: ARM Cortex-M3
• Clock Frequency: Up to 72 MHz
• Flash Memory: 128 KB
• RAM: 20 KB
• Operating Voltage: 2.0V - 3.6V
• Operating Temperature Range: -40°C to +85°C
• Package Type: LQFP
• Package Dimensions: 10mm x 10mm

Detailed Pin Configuration

The STM32F103CBT7 has a total of 48 pins, each serving a specific purpose. The pin configuration is as follows:

1. PA0 - GPIO Pin
2. PA1 - GPIO Pin
3. PA2 - GPIO Pin
4. PA3 - GPIO Pin
5. PA4 - GPIO Pin
6. PA5 - GPIO Pin
7. PA6 - GPIO Pin
8. PA7 - GPIO Pin
9. PB0 - GPIO Pin
10. PB1 - GPIO Pin
11. PB2 - GPIO Pin
12. PB3 - GPIO Pin
13. PB4 - GPIO Pin
14. PB5 - GPIO Pin
15. PB6 - GPIO Pin
16. PB7 - GPIO Pin
17. PC0 - GPIO Pin
18. PC1 - GPIO Pin
19. PC2 - GPIO Pin
20. PC3 - GPIO Pin
21. PC4 - GPIO Pin
22. PC5 - GPIO Pin
23. PC6 - GPIO Pin
24. PC7 - GPIO Pin
25. PD0 - GPIO Pin
26. PD1 - GPIO Pin
27. PD2 - GPIO Pin
28. PD3 - GPIO Pin
29. PD4 - GPIO Pin
30. PD5 - GPIO Pin
31. PD6 - GPIO Pin
32. PD7 - GPIO Pin
33. PE0 - GPIO Pin
34. PE1 - GPIO Pin
35. PE2 - GPIO Pin
36. PE3 - GPIO Pin
37. PE4 - GPIO Pin
38. PE5 - GPIO Pin
39. PE6 - GPIO Pin
40. PE7 - GPIO Pin
41. PF0 - GPIO Pin
42. PF1 - GPIO Pin
43. PF2 - GPIO Pin
44. PF3 - GPIO Pin
45. PF4 - GPIO Pin
46. PF5 - GPIO Pin
47. PF6 - GPIO Pin
48. PF7 - GPIO Pin

Functional Features

The STM32F103CBT7 offers a range of functional features, including:

• Multiple communication interfaces (UART, SPI, I2C)
• Analog-to-Digital Converter (ADC)
• Digital-to-Analog Converter (DAC)
• Timers and PWM outputs
• Real-Time Clock (RTC)
• DMA controller for efficient data transfer
• Interrupt controller for handling events
• Power management features for low-power applications

Advantages and Disadvantages

Advantages

• High-performance ARM Cortex-M3 core ensures efficient processing.
• Ample flash memory and RAM capacity for storing and executing complex programs.
• Wide range of peripherals allows for versatile application development.
• Compact package size facilitates easy integration into various circuit designs.

Disadvantages

• Limited availability of pins may restrict the number of external components that can be connected.
• Higher power consumption compared to some other microcontrollers in the same category.

Working Principles

The STM32F103CBT7 operates based on the ARM Cortex-M3 architecture. It executes instructions stored in its flash memory, processes data using its core, and interacts with external devices through its peripheral interfaces. The microcontroller's working principles involve fetching instructions, decoding them, executing them, and responding to external events through interrupts or polling mechanisms.

Detailed Application Field Plans

The STM32F103CBT7 finds extensive application in various fields