Overview
The STM32F103C4T6A is a microcontroller from STMicroelectronics, part of the STM32F103xx low-density performance line family. This device is based on the high-performance ARM® Cortex™-M3 32-bit RISC core, operating at a maximum frequency of 72 MHz. It is designed for a wide range of applications requiring high performance, low power consumption, and extensive peripheral sets.
The STM32F103C4T6A is available in various package types, including LQFP48, and operates within a temperature range of –40 to +85 °C or –40 to +105 °C for extended temperature versions. This microcontroller is suitable for applications such as motor drives, application control, medical and handheld equipment, and industrial automation.
Key Specifications
| Parameter | Specification |
|---|---|
| Core | ARM 32-bit Cortex™-M3 CPU Core |
| Maximum Frequency | 72 MHz |
| Flash Memory | 16 or 32 Kbytes |
| SRAM | 6 or 10 Kbytes |
| Supply Voltage | 2.0 to 3.6 V |
| Temperature Range | –40 to +85 °C or –40 to +105 °C (extended) |
| ADCs | 2 x 12-bit, 1 µs A/D converters (up to 16 channels) |
| Timers | 6 timers (including 2 x 16-bit timers, 1 x 16-bit motor control PWM timer, 2 watchdog timers, and a SysTick timer) |
| Communication Interfaces | 1 x I2C, 2 x USARTs, 1 x SPI, 1 x USB 2.0 full-speed, 1 x CAN 2.0B Active |
| I/O Ports | Up to 51 fast I/O ports (26/37/51 I/Os, 5 V-tolerant) |
| Debug Mode | Serial wire debug (SWD) & JTAG interfaces |
Key Features
- High-Performance Core: ARM 32-bit Cortex™-M3 CPU Core with a maximum frequency of 72 MHz and single-cycle multiplication and hardware division.
- Memory: 16 or 32 Kbytes of Flash memory and 6 or 10 Kbytes of SRAM.
- Analog to Digital Converters (ADCs): 2 x 12-bit, 1 µs A/D converters with up to 16 channels, dual-sample and hold capability, and a temperature sensor.
- Direct Memory Access (DMA): 7-channel DMA controller supporting peripherals like timers, ADC, SPIs, I2Cs, and USARTs.
- Timers: Six timers including two 16-bit timers, one 16-bit motor control PWM timer, two watchdog timers, and a SysTick timer.
- Communication Interfaces: One I2C interface, two USARTs, one SPI interface, one USB 2.0 full-speed interface, and one CAN 2.0B Active interface.
- I/O Ports: Up to 51 fast I/O ports, all mappable on 16 external interrupt vectors and almost all 5 V-tolerant.
- Debug Mode: Serial wire debug (SWD) and JTAG interfaces.
- Power Management: Sleep, Stop, and Standby modes, VBAT supply for RTC and backup registers.
Applications
- Motor Drives: Suitable for motor control applications due to the presence of advanced motor control timers.
- Industrial Automation: Used in PLCs, inverters, and other industrial control systems.
- Medical and Handheld Equipment: Ideal for medical devices and handheld equipment due to its low power consumption and high performance.
- PC and Gaming Peripherals: Can be used in gaming controllers, keyboards, and other PC peripherals.
- GPS Platforms: Suitable for GPS-based applications.
- Printers and Scanners: Used in various printing and scanning devices.
- Alarm Systems and Video Intercoms: Can be integrated into security systems and video intercoms.
- HVAC Systems: Used in heating, ventilation, and air conditioning systems.
Q & A
- What is the core architecture of the STM32F103C4T6A?
The STM32F103C4T6A is based on the ARM 32-bit Cortex™-M3 CPU Core.
- What is the maximum operating frequency of the STM32F103C4T6A?
The maximum operating frequency is 72 MHz.
- How much Flash and SRAM memory does the STM32F103C4T6A have?
The device has 16 or 32 Kbytes of Flash memory and 6 or 10 Kbytes of SRAM.
- What are the key features of the ADCs in the STM32F103C4T6A?
The device includes 2 x 12-bit, 1 µs A/D converters with up to 16 channels, dual-sample and hold capability, and a temperature sensor.
- What communication interfaces are available on the STM32F103C4T6A?
The device features one I2C interface, two USARTs, one SPI interface, one USB 2.0 full-speed interface, and one CAN 2.0B Active interface.
- How many I/O ports does the STM32F103C4T6A have?
The device has up to 51 fast I/O ports, all mappable on 16 external interrupt vectors and almost all 5 V-tolerant.
- What debug interfaces are supported by the STM32F103C4T6A?
The device supports serial wire debug (SWD) and JTAG interfaces.
- What are the power-saving modes available on the STM32F103C4T6A?
The device supports Sleep, Stop, and Standby modes, along with VBAT supply for RTC and backup registers.
- In what temperature range does the STM32F103C4T6A operate?
The device operates within a temperature range of –40 to +85 °C or –40 to +105 °C for extended temperature versions.
- What are some typical applications of the STM32F103C4T6A?
The device is suitable for motor drives, industrial automation, medical and handheld equipment, PC and gaming peripherals, GPS platforms, and more.
