Overview
The STM32F105VBH6 is a 32-bit microcontroller from STMicroelectronics, part of the STM32F105xx and STM32F107xx connectivity line family. It features the high-performance ARM® Cortex®-M3 32-bit RISC core, operating at a maximum frequency of 72 MHz. This microcontroller is equipped with high-speed embedded memories, including up to 128 Kbytes of Flash memory and 64 Kbytes of general-purpose SRAM. The device supports a wide range of peripherals and communication interfaces, making it suitable for various applications requiring advanced control and communication capabilities.
Key Specifications
| Parameter | Specification |
|---|---|
| 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 128 Kbytes |
| SRAM | 64 Kbytes |
| Power Supply | 2.0 to 3.6 V |
| Operating Temperature | -40 to +105 °C |
| ADC Resolution | 12-bit, 2 converters, 16 channels |
| Timers | Up to 10 timers, including 4 general-purpose 16-bit timers and 1 motor control PWM timer |
| Communication Interfaces | Up to 2 I2Cs, 3 SPIs, 2 I2Ss, 5 USARTs, USB OTG FS, 2 CANs |
| Package Type | LFBGA 100 10x10x1.7 P 0.8 mm |
| I/Os | Up to 80 fast I/O ports, 5 V-tolerant |
Key Features
- High-performance ARM® Cortex®-M3 32-bit RISC core with single-cycle multiplication and hardware division.
- High-speed embedded memories: up to 128 Kbytes of Flash memory and 64 Kbytes of SRAM.
- Extensive range of enhanced I/Os and peripherals connected to two APB buses.
- Advanced communication interfaces: I2C, SPI, I2S, USART, USB OTG FS, and CAN.
- Low power modes: Sleep, Stop, and Standby modes with VBAT supply for RTC and backup registers.
- Debug mode with Serial Wire Debug (SWD) & JTAG interfaces and Cortex®-M3 Embedded Trace Macrocell™.
- Up to 80 fast I/O ports, all mappable on 16 external interrupt vectors and almost all 5 V-tolerant.
- CRC calculation unit and 96-bit unique ID.
Applications
- Motor drives and application control.
- Medical and handheld equipment.
- Industrial applications, including PLCs, inverters, and printers/scanners.
- Alarm systems, video intercom, HVAC, and home audio equipment.
Q & A
- What is the core type of the STM32F105VBH6? The core is an ARM® 32-bit Cortex®-M3 CPU.
- What is the maximum operating frequency of the STM32F105VBH6? The maximum operating frequency is 72 MHz.
- How much Flash and SRAM memory does the STM32F105VBH6 have? It has up to 128 Kbytes of Flash memory and 64 Kbytes of SRAM.
- What is the operating temperature range of the STM32F105VBH6? The operating temperature range is -40 to +105 °C.
- What types of communication interfaces are available on the STM32F105VBH6? It includes I2C, SPI, I2S, USART, USB OTG FS, and CAN interfaces.
- Does the STM32F105VBH6 support low power modes? Yes, it supports Sleep, Stop, and Standby modes with VBAT supply for RTC and backup registers.
- What is the package type of the STM32F105VBH6? The package type is LFBGA 100 10x10x1.7 P 0.8 mm.
- How many I/O ports does the STM32F105VBH6 have? It has up to 80 fast I/O ports, almost all of which are 5 V-tolerant.
- What debug interfaces are available on the STM32F105VBH6? It includes Serial Wire Debug (SWD) & JTAG interfaces and Cortex®-M3 Embedded Trace Macrocell™.
- What are some typical applications of the STM32F105VBH6? Typical applications include motor drives, medical and handheld equipment, industrial applications, and home audio equipment.
