Manufacturer: STMicroelectronics

Key Specifications

• Package: LQFP-48
• Core: ARM Cortex-M3
• Frequency: 72 MHz
• Flash: 64 KB
• SRAM: 20 KB
• Interface: I2C, SPI, USART, USB, CAN
• Voltage: 2.0V - 3.6V
• Temperature: -40°C to +85°C

The STM32F103C8T6 from STMicroelectronics is a mainstream 32-bit microcontroller based on the ARM Cortex-M3 core. It operates at a clock frequency of up to 72 MHz and provides a balanced combination of processing power, memory, and peripheral integration for a wide range of embedded applications.

Key Features

• ARM 32-bit Cortex-M3 CPU core with a maximum frequency of 72 MHz
• 64 KB of on-chip Flash memory and 20 KB of SRAM
• Wide supply voltage range: 2.0V to 3.6V
• Operating temperature range: -40°C to +85°C
• Rich communication interfaces: I2C, SPI, USART, USB 2.0 full-speed, and CAN
• Multiple timers, 12-bit ADC, and other analog peripherals
• Compact 48-pin LQFP package for space-constrained designs

Applications

This microcontroller is suitable for industrial control, motor drives, consumer electronics, IoT nodes, and various sensor-based systems. Its combination of performance and low power modes makes it a practical choice for many cost-sensitive applications.

Selection Notes

When selecting the STM32F103C8T6, consider the required I/O count, memory footprint, and communication interfaces. For applications needing more memory or additional features, refer to the full STM32F103 family lineup. Always verify the latest datasheet and reference manual for detailed specifications.