STM32F103RBH6RTR - STMicroelectronics

Description: • 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 oscillat