Overview
The STM32F103C8T7TR is a medium-density performance line microcontroller from STMicroelectronics, part of the STM32F103xx 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 64 Kbytes of Flash memory and 20 Kbytes of SRAM, making it suitable for a wide range of applications requiring high performance and low power consumption.
The device operates from a 2.0 to 3.6 V power supply and is available in both the –40 to +85°C and –40 to +105°C temperature ranges. It includes a comprehensive set of power-saving modes, enabling the design of low-power applications.
Key Specifications
| Parameter | Specification |
|---|---|
| CPU Core | Arm® 32-bit Cortex®-M3 |
| Maximum Frequency | 72 MHz |
| Flash Memory | 64 Kbytes |
| SRAM | 20 Kbytes |
| Power Supply | 2.0 to 3.6 V |
| Operating Temperature | –40 to +85°C / –40 to +105°C |
| ADCs | 2x 12-bit, 1 µs A/D converters (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 I2C, three USARTs, two SPIs, one CAN (2.0B Active), and one USB 2.0 full-speed interface |
| I/O Ports | Up to 80 fast I/O ports, almost all 5 V-tolerant |
| Debug Mode | Serial wire debug (SWD) and JTAG interfaces |
| Package | 48-pin LQFP |
Key Features
- High-Performance CPU: Arm® 32-bit Cortex®-M3 core with a maximum frequency of 72 MHz.
- Memory and Storage: 64 Kbytes of Flash memory and 20 Kbytes of SRAM.
- Analog to Digital Converters (ADCs): Two 12-bit ADCs with up to 16 channels, dual-sample and hold capability, and a temperature sensor.
- Timers and Counters: Three 16-bit timers, one 16-bit motor control PWM timer, two watchdog timers, and a SysTick timer.
- Communication Interfaces: Up to two I2C, three USARTs, two SPIs, one CAN (2.0B Active), and one USB 2.0 full-speed interface.
- I/O Ports: Up to 80 fast I/O ports, almost all 5 V-tolerant.
- Power Management: Sleep, Stop, and Standby modes for low-power applications.
- Debugging: Serial wire debug (SWD) and JTAG interfaces.
- DMA Controller: 7-channel DMA controller supporting timers, ADC, SPIs, I2Cs, and USARTs.
Applications
- Industrial Automation: Suitable for control systems, motor control, and industrial communication protocols.
- Consumer Electronics: Used in various consumer devices requiring high performance and low power consumption.
- Medical Devices: Applicable in medical equipment that requires precise analog-to-digital conversion and reliable communication interfaces.
- Automotive Systems: Can be used in automotive control units, sensor systems, and communication modules.
- Internet of Things (IoT): Ideal for IoT applications due to its low power consumption and extensive set of peripherals.
Q & A
- What is the maximum operating frequency of the STM32F103C8T7TR?
The maximum operating frequency is 72 MHz.
- How much Flash memory does the STM32F103C8T7TR have?
The device has 64 Kbytes of Flash memory.
- What are the operating temperature ranges for the STM32F103C8T7TR?
The device operates in the –40 to +85°C and –40 to +105°C temperature ranges.
- How many ADC channels does the STM32F103C8T7TR support?
The device supports up to 16 ADC channels.
- What communication interfaces are available on the STM32F103C8T7TR?
The device includes up to two I2C, three USARTs, two SPIs, one CAN (2.0B Active), and one USB 2.0 full-speed interface.
- Does the STM32F103C8T7TR support low-power modes?
Yes, it supports Sleep, Stop, and Standby modes for low-power applications.
- What is the package type of the STM32F103C8T7TR?
The device is packaged in a 48-pin LQFP.
- Does the STM32F103C8T7TR have a DMA controller?
Yes, it has a 7-channel DMA controller.
- What debug interfaces are available on the STM32F103C8T7TR?
The device supports Serial wire debug (SWD) and JTAG interfaces.
- How many I/O ports does the STM32F103C8T7TR have?
The device has up to 80 fast I/O ports, almost all of which are 5 V-tolerant.
