Description

The STM32F102R8T6 is a microcontroller from the STM32F103xx medium-density performance line family. It incorporates a high performance ARM Cortex-M3 32-bit RISC core operating at a 72 MHz frequency, high speed embedded memories (Flash memory up to 128 Kbytes and SRAM up to 20 Kbytes), and an extensive range of enhanced I/Os and peripherals connected to two APB buses. It offers two 12-bit ADCs, three general purpose 16-bit timers plus one PWM timer, as well as standard and advanced communication interfaces such as up to two I2Cs and SPIs, three USARTs, a USB and a CAN.

Specifications and features

• ARM 32-bit Cortex-M3 CPU Core
• 72 MHz maximum frequency, 1.25 DMIPS/MHz (Dhrystone 2.1) performance at 0 wait state memory access
• Single-cycle multiplication and hardware division
• Memories
• 64 or 128 Kbytes of flash memory
• 20 Kbytes of SRAM
• Clock, reset and supply management
• 2.0 to 3.6 V application supply and I/Os
• POR, PDR, and programmable voltage detector (PVD)
• 4-to-16 MHz crystal oscillator
• Internal 8 MHz factory-trimmed RC
• Internal 40 kHz RC
• PLL for CPU clock
• 32 kHz oscillator for Real-Time Clock (RTC) with calibration

Application Scenarios

The STM32F102R8T6 is suitable for a variety of applications such as motor control, smart energy, PC and gaming peripherals, HVAC and home appliances, and industrial equipment.

Comparison

• High performance ARM Cortex-M3 32-bit RISC core operating at a 72 MHz frequency
• High-speed embedded memories (Flash memory up to 128 Kbytes and SRAM up to 20 Kbytes)
• Extensive range of enhanced I/Os and peripherals connected to two APB buses

• May not be suitable for applications that require higher memory capacity