Overview
The STM32F103VBT7 is a microcontroller from STMicroelectronics, part of the STM32F103xx medium-density performance line family. It incorporates the high-performance Arm® Cortex®-M3 32-bit RISC core, operating at a maximum frequency of 72 MHz. This MCU features high-speed embedded memories, including up to 128 Kbytes of Flash memory and 20 Kbytes of SRAM. The device is equipped with an extensive range of enhanced I/Os and peripherals connected to two APB buses, making it suitable for a wide range of applications.
The STM32F103VBT7 operates from a 2.0 to 3.6 V power supply and is available in temperature ranges of –40 to +85°C and –40 to +105°C. It includes various power-saving modes, enabling the design of low-power applications.
Key Specifications
| Parameter | Specification |
|---|---|
| CPU Core | Arm® 32-bit Cortex®-M3 |
| Maximum CPU Frequency | 72 MHz |
| Flash Memory | Up to 128 Kbytes |
| SRAM | Up to 20 Kbytes |
| Power Supply | 2.0 to 3.6 V |
| Operating Temperature | –40 to +85°C / –40 to +105°C |
| ADCs | 2x 12-bit, up to 16 channels |
| Timers | Three 16-bit timers, one 16-bit motor control PWM timer, two watchdog timers, SysTick timer |
| Communication Interfaces | Up to two I2C, up to three USARTs, up to two SPIs, CAN 2.0B, USB 2.0 full-speed |
| I/O Ports | Up to 80 fast I/O ports |
Key Features
- High-Performance CPU: Arm® 32-bit Cortex®-M3 core with a maximum frequency of 72 MHz.
- Memory and Storage: Up to 128 Kbytes of Flash memory and 20 Kbytes of SRAM.
- Analog to Digital Converters (ADCs): Two 12-bit ADCs with up to 16 channels.
- Timers and Counters: Three 16-bit timers, one 16-bit motor control PWM timer, two watchdog timers, and a SysTick timer.
- Communication Interfaces: Up to two I2C, up to three USARTs, up to two SPIs, CAN 2.0B, and a USB 2.0 full-speed interface.
- Power Management: Sleep, Stop, and Standby modes for low-power applications.
- I/O Capabilities: Up to 80 fast I/O ports, all mappable on 16 external interrupt vectors and almost all 5 V-tolerant.
Applications
- Industrial Automation: Suitable for control systems, motor control, and industrial communication protocols like CAN and USB.
- Consumer Electronics: Used in various consumer devices requiring high-performance processing and multiple interface capabilities.
- Medical Devices: Can be used in medical equipment due to its reliability and wide range of peripherals.
- Automotive Systems: Applicable in automotive control units, sensors, and communication systems.
- IoT Devices: Ideal for Internet of Things (IoT) applications requiring efficient processing and multiple communication interfaces.
Q & A
- What is the maximum CPU frequency of the STM32F103VBT7?
The maximum CPU frequency is 72 MHz.
- How much Flash memory does the STM32F103VBT7 have?
The STM32F103VBT7 has up to 128 Kbytes of Flash memory.
- What are the operating temperature ranges for the STM32F103VBT7?
The operating temperature ranges are –40 to +85°C and –40 to +105°C.
- How many ADC channels does the STM32F103VBT7 support?
The device supports up to 16 ADC channels with two 12-bit ADCs.
- What communication interfaces are available on the STM32F103VBT7?
The device includes up to two I2C, up to three USARTs, up to two SPIs, CAN 2.0B, and a USB 2.0 full-speed interface.
- How many I/O ports does the STM32F103VBT7 have?
The device has up to 80 fast I/O ports.
- What power-saving modes are available on the STM32F103VBT7?
The device supports Sleep, Stop, and Standby modes for low-power applications.
- Is the STM32F103VBT7 suitable for industrial automation applications?
Yes, it is suitable due to its high-performance processing and multiple interface capabilities.
- Does the STM32F103VBT7 support USB communication?
Yes, it supports USB 2.0 full-speed interface.
- What is the power supply range for the STM32F103VBT7?
The power supply range is 2.0 to 3.6 V.
