Overview
The STM32F103VBT6 is a high-performance microcontroller from STMicroelectronics, part of the STM32F1 series. It incorporates the 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 20 Kbytes of SRAM. It features an extensive range of enhanced I/Os and peripherals connected to two APB buses, making it suitable for a wide range of applications requiring high performance and low power consumption.
Key Specifications
| Specification | Details |
|---|---|
| Core | ARM 32-bit Cortex™-M3 CPU |
| Maximum Frequency | 72 MHz |
| Performance | 1.25 DMIPS/MHz (Dhrystone 2.1) |
| Flash Memory | Up to 128 Kbytes |
| SRAM | Up to 20 Kbytes |
| Power Supply | 2.0 to 3.6 V |
| Temperature Range | -40 to +85°C, -40 to +105°C (extended) |
| ADCs | 2 x 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 I2Cs, up to two SPIs, three USARTs, USB 2.0 full-speed, CAN 2.0B |
| I/O Ports | Up to 80 fast I/O ports, 5 V-tolerant |
| Package | 100-pin LQFP |
Key Features
- High-Performance Core: ARM 32-bit Cortex™-M3 CPU with single-cycle multiplication and hardware division.
- Memories: Up to 128 Kbytes of Flash memory and 20 Kbytes of SRAM.
- Power Management: 2.0 to 3.6 V application supply and I/Os, POR, PDR, and programmable voltage detector (PVD).
- Clock Management: 4-to-16 MHz crystal oscillator, internal 8 MHz and 40 kHz RC oscillators, PLL for CPU clock, and 32 kHz oscillator for RTC.
- Low Power Modes: Sleep, Stop, and Standby modes, VBAT supply for RTC and backup registers.
- ADCs: Two 12-bit ADCs with up to 16 channels, dual-sample and hold capability, and temperature sensor.
- DMA: 7-channel DMA controller supporting timers, ADC, SPIs, I2Cs, and USARTs.
- Communication Interfaces: Up to two I2Cs, up to two SPIs, three USARTs, USB 2.0 full-speed, and CAN 2.0B.
- Timers: Three 16-bit timers, one 16-bit motor control PWM timer, two watchdog timers, and SysTick timer.
- I/O Ports: 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 and low power consumption, such as smart home devices and wearable electronics.
- Medical Devices: Applicable in medical equipment that requires precise control and low power consumption, such as portable medical devices.
- Automotive Systems: Employed in automotive systems for control and communication, leveraging its CAN and USB interfaces.
- IoT Devices: Ideal for Internet of Things (IoT) applications due to its low power modes and extensive peripheral set.
Q & A
- What is the maximum operating frequency of the STM32F103VBT6?
The maximum operating frequency of the STM32F103VBT6 is 72 MHz.
- How much Flash memory does the STM32F103VBT6 have?
The STM32F103VBT6 has up to 128 Kbytes of Flash memory.
- What are the power supply requirements for the STM32F103VBT6?
The STM32F103VBT6 operates from a 2.0 to 3.6 V power supply.
- What temperature ranges does the STM32F103VBT6 support?
The STM32F103VBT6 supports temperature ranges from -40 to +85°C and -40 to +105°C (extended).
- How many ADC channels does the STM32F103VBT6 have?
The STM32F103VBT6 has two 12-bit ADCs with up to 16 channels.
- What communication interfaces are available on the STM32F103VBT6?
The STM32F103VBT6 features up to two I2Cs, up to two SPIs, three USARTs, USB 2.0 full-speed, and CAN 2.0B.
- Does the STM32F103VBT6 support low power modes?
Yes, the STM32F103VBT6 supports Sleep, Stop, and Standby modes, along with VBAT supply for RTC and backup registers.
- How many I/O ports does the STM32F103VBT6 have?
The STM32F103VBT6 has up to 80 fast I/O ports, all mappable on 16 external interrupt vectors and almost all 5 V-tolerant.
- What is the package type of the STM32F103VBT6?
The STM32F103VBT6 is available in a 100-pin LQFP package.
- Does the STM32F103VBT6 have a DMA controller?
Yes, the STM32F103VBT6 has a 7-channel DMA controller supporting various peripherals.
