Overview
The STM32F102CBT6TR, produced by STMicroelectronics, is a microcontroller from the STM32F102xx medium-density USB access line. This device incorporates the high-performance Arm® Cortex®-M3 32-bit RISC core, operating at a maximum frequency of 48 MHz. It features high-speed embedded memories, including 128 Kbytes of Flash memory and 16 Kbytes of SRAM. The microcontroller is designed for a wide range of applications, offering an extensive set of enhanced peripherals and I/Os connected to two APB buses.
The STM32F102CBT6TR operates within a temperature range of –40 to +85 °C and supports a power supply range of 2.0 to 3.6 V. It includes various power-saving modes, making it suitable for low-power applications. The device is available in the LQFP48 package (7 × 7 mm).
Key Specifications
| Specification | Details |
|---|---|
| Core | Arm® 32-bit Cortex®-M3 CPU |
| Maximum Frequency | 48 MHz |
| Performance | 1.25 DMIPS/MHz (Dhrystone 2.1) at 0 WS memory access |
| Flash Memory | 128 Kbytes |
| SRAM | 16 Kbytes |
| Power Supply | 2.0 to 3.6 V |
| Temperature Range | –40 to +85 °C |
| Package | LQFP48 (7 × 7 mm) |
| ADC | 1 × 12-bit, 1.2 µs A/D converter (up to 16 channels) |
| Timers | Three 16-bit timers, two watchdog timers, and a SysTick timer |
| Communication Interfaces | Up to two I2C, up to three USARTs, up to two SPIs, and one USB 2.0 full speed interface |
| I/O Ports | Up to 51 fast I/O ports, 37/51 I/Os all mappable on 16 external interrupt vectors |
Key Features
- Core and Performance: Arm® 32-bit Cortex®-M3 CPU with 48 MHz maximum frequency and 1.25 DMIPS/MHz performance.
- Memories: 128 Kbytes of Flash memory and 16 Kbytes of SRAM.
- Power Management: 2.0 to 3.6 V application supply and I/Os, with power-saving modes (Sleep, Stop, and Standby).
- Peripherals: 1 × 12-bit ADC, three 16-bit timers, two watchdog timers, and a SysTick timer.
- Communication Interfaces: Up to two I2C, up to three USARTs, up to two SPIs, and one USB 2.0 full speed interface.
- I/O Ports: Up to 51 fast I/O ports, with 37/51 I/Os all mappable on 16 external interrupt vectors.
- Debug Mode: Serial wire debug (SWD) and JTAG interfaces.
- DMA Controller: 7-channel DMA controller.
- Low Power Modes: VBAT supply for RTC and backup registers.
Applications
The STM32F102CBT6TR is suitable for a wide range of applications, including:
- Embedded Systems: Ideal for complex embedded systems requiring high performance and low power consumption.
- Industrial Control: Used in industrial automation, motor control, and other industrial applications.
- Consumer Electronics: Suitable for consumer electronics such as smart home devices, wearables, and other portable electronics.
- Medical Devices: Can be used in medical devices due to its reliability and performance.
Q & A
- What is the core architecture of the STM32F102CBT6TR?
The core architecture is based on the Arm® 32-bit Cortex®-M3 CPU.
- What is the maximum operating frequency of the STM32F102CBT6TR?
The maximum operating frequency is 48 MHz.
- How much Flash and SRAM memory does the STM32F102CBT6TR have?
The device has 128 Kbytes of Flash memory and 16 Kbytes of SRAM.
- What is the operating temperature range of the STM32F102CBT6TR?
The operating temperature range is –40 to +85 °C.
- What types of communication interfaces are available on the STM32F102CBT6TR?
The device includes up to two I2C, up to three USARTs, up to two SPIs, and one USB 2.0 full speed interface.
- Does the STM32F102CBT6TR support low power modes?
Yes, it supports Sleep, Stop, and Standby modes, along with VBAT supply for RTC and backup registers.
- What is the package type of the STM32F102CBT6TR?
The package type is LQFP48 (7 × 7 mm).
- How many I/O ports does the STM32F102CBT6TR have?
The device has up to 51 fast I/O ports.
- Does the STM32F102CBT6TR support debug modes?
Yes, it supports serial wire debug (SWD) and JTAG interfaces.
- What is the purpose of the DMA controller in the STM32F102CBT6TR?
The 7-channel DMA controller supports peripherals such as timers, ADC, SPIs, I2Cs, and USARTs.
- In what types of applications is the STM32F102CBT6TR commonly used?
The device is commonly used in embedded systems, industrial control, consumer electronics, and medical devices.
