Overview
The STM32F103CBT6TR is a member of the STM32F103xx medium-density performance line family, produced by STMicroelectronics. This microcontroller incorporates the high-performance Arm® Cortex®-M3 32-bit RISC core, operating at a maximum frequency of 72 MHz. It 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 STM32F103CBT6TR is available in the LQFP-48 package and operates within a temperature range of –40 to +105°C, with various power-saving modes to support low-power applications.
Key Specifications
| Parameter | Specification |
|---|---|
| Microcontroller Core | Arm® 32-bit Cortex®-M3 |
| Maximum Frequency | 72 MHz |
| Flash Memory | Up to 128 Kbytes |
| SRAM | Up to 20 Kbytes |
| ADCs | Two 12-bit ADCs (up to 16 channels) |
| Timers | Three 16-bit timers, one 16-bit motor control PWM timer, two watchdog timers, and a SysTick timer |
| Communication Interfaces | Up to two I2Cs, up to two SPIs, three USARTs, one USB, and one CAN (2.0B Active) |
| Power Supply | 2.0 to 3.6 V |
| Operating Temperature | –40 to +105°C |
| Package Type | LQFP-48 |
| I/O Ports | Up to 80 fast I/O ports, 37 high current I/Os |
Key Features
- High-performance Arm® 32-bit Cortex®-M3 CPU core with a maximum frequency of 72 MHz.
- High-speed embedded memories: up to 128 Kbytes of Flash memory and 20 Kbytes of SRAM.
- Extensive range of enhanced I/Os and peripherals connected to two APB buses.
- Two 12-bit ADCs with up to 16 channels, temperature sensor, and dual-sample and hold capability.
- Seven timers: three 16-bit timers, one 16-bit motor control PWM timer, two watchdog timers, and a SysTick timer.
- Up to nine communication interfaces: I2C, SPI, USART, USB, and CAN.
- Low-power modes: Sleep, Stop, and Standby modes, with VBAT supply for RTC and backup registers.
- Debug mode: Serial wire debug (SWD) and JTAG interfaces.
- Up to 80 fast I/O ports, with 37 high current I/Os and almost all 5 V-tolerant.
Applications
The STM32F103CBT6TR is versatile and can be used in a variety of applications, including:
- Industrial control systems.
- Automotive systems.
- Consumer electronics.
- Medical devices.
- IoT devices.
- Motor control and automation.
- Communication and networking devices.
Q & A
- What is the maximum operating frequency of the STM32F103CBT6TR?
The maximum operating frequency is 72 MHz.
- How much Flash memory does the STM32F103CBT6TR have?
The device has up to 128 Kbytes of Flash memory.
- What types of timers are available on the STM32F103CBT6TR?
The device features three 16-bit timers, one 16-bit motor control PWM timer, two watchdog timers, and a SysTick timer.
- What communication interfaces are supported by the STM32F103CBT6TR?
The device supports up to two I2Cs, up to two SPIs, three USARTs, one USB, and one CAN (2.0B Active).
- What is the operating temperature range of the STM32F103CBT6TR?
The operating temperature range is –40 to +105°C.
- What package type is the STM32F103CBT6TR available in?
The device is available in the LQFP-48 package.
- Does the STM32F103CBT6TR support low-power modes?
Yes, it supports Sleep, Stop, and Standby modes, with VBAT supply for RTC and backup registers.
- What debug interfaces are available on the STM32F103CBT6TR?
The device supports Serial wire debug (SWD) and JTAG interfaces.
- How many I/O ports does the STM32F103CBT6TR have?
The device has up to 80 fast I/O ports, with 37 high current I/Os.
- Is the STM32F103CBT6TR 5 V-tolerant?
Almost all I/Os are 5 V-tolerant.
