Overview
The STM32F105VBT6 is a microcontroller from STMicroelectronics, part of the STM32F105xx and STM32F107xx connectivity line family. It features the high-performance ARM® 32-bit Cortex®-M3 CPU, operating at a maximum frequency of 72 MHz. This microcontroller is equipped with high-speed embedded memories, including up to 256 Kbytes of Flash memory and 64 Kbytes of general-purpose SRAM. It supports a wide range of peripherals and communication interfaces, making it suitable for various applications such as motor drives, medical and handheld equipment, industrial applications, and more.
Key Specifications
| Specification | Details |
|---|---|
| Core | ARM® 32-bit Cortex®-M3 CPU |
| Maximum Frequency | 72 MHz |
| Performance | 1.25 DMIPS/MHz (Dhrystone 2.1) at 0 wait state memory access |
| Flash Memory | Up to 256 Kbytes |
| SRAM | 64 Kbytes |
| Supply Voltage | 2.0 to 3.6 V |
| Operating Temperature | –40 to +105 °C |
| ADCs | 2 × 12-bit, 1 μs A/D converters (16 channels) |
| DACs | 2 × 12-bit D/A converters |
| Timers | Up to 10 timers, including 4 × 16-bit timers and 1 × 16-bit motor control PWM timer |
| Communication Interfaces | Up to 2 × I2C, 3 × SPI, 5 × USART, 2 × CAN, USB 2.0 full-speed device/host/OTG |
| I/Os | Up to 80 fast I/O ports, almost all 5 V-tolerant |
| Package | LQFP 100 14x14x1.4 mm |
Key Features
- High-Performance CPU: ARM® 32-bit Cortex®-M3 CPU with a maximum frequency of 72 MHz and single-cycle multiplication and hardware division.
- Memory and Storage: Up to 256 Kbytes of Flash memory and 64 Kbytes of general-purpose SRAM.
- Low Power Modes: Sleep, Stop, and Standby modes for low-power applications.
- Analog to Digital Converters (ADCs): 2 × 12-bit, 1 μs A/D converters with 16 channels.
- Digital to Analog Converters (DACs): 2 × 12-bit D/A converters.
- Timers and Counters: Up to 10 timers, including four 16-bit timers and one 16-bit motor control PWM timer.
- Communication Interfaces: Multiple interfaces including I2C, SPI, USART, CAN, and USB 2.0 full-speed device/host/OTG.
- Debug and Trace: Serial wire debug (SWD) & JTAG interfaces, Cortex®-M3 Embedded Trace Macrocell™.
- I/O Ports: Up to 80 fast I/O ports, almost all 5 V-tolerant.
Applications
- Motor Drives and Application Control: Suitable for motor control and application control systems.
- Medical and Handheld Equipment: Used in medical devices and handheld equipment due to its low power and high performance.
- Industrial Applications: Ideal for industrial control systems, PLCs, inverters, and other industrial automation applications.
- Printers and Scanners: Used in printing and scanning devices.
- Alarm Systems and Video Intercom: Suitable for security and communication systems.
- HVAC and Home Audio Equipment: Used in heating, ventilation, and air conditioning systems as well as home audio equipment.
Q & A
- What is the core of the STM32F105VBT6 microcontroller?
The core is the ARM® 32-bit Cortex®-M3 CPU.
- What is the maximum operating frequency of the STM32F105VBT6?
The maximum operating frequency is 72 MHz.
- How much Flash memory does the STM32F105VBT6 have?
The STM32F105VBT6 has up to 256 Kbytes of Flash memory.
- What are the power supply and operating temperature ranges of the STM32F105VBT6?
The power supply range is 2.0 to 3.6 V, and the operating temperature range is –40 to +105 °C.
- How many ADCs and DACs does the STM32F105VBT6 have?
The STM32F105VBT6 has 2 × 12-bit ADCs and 2 × 12-bit DACs.
- What communication interfaces are available on the STM32F105VBT6?
The available interfaces include I2C, SPI, USART, CAN, and USB 2.0 full-speed device/host/OTG.
- How many I/O ports does the STM32F105VBT6 have?
The STM32F105VBT6 has up to 80 fast I/O ports.
- What are the low power modes available on the STM32F105VBT6?
The available low power modes are Sleep, Stop, and Standby.
- Is the STM32F105VBT6 suitable for industrial applications?
Yes, it is suitable for industrial applications due to its robust features and wide range of peripherals.
- What is the package type of the STM32F105VBT6?
The package type is LQFP 100 14x14x1.4 mm.
