The STM32F103RBT6 medium density performance microcontroller incorporates the high performance ARM Cortex™-M3 32 bit RISC core operating at a 72MHz 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. This device offer two 12 bit ADCs, three general purpose 16 bit timers plus one PWM timer, as well as standard and advanced communication interfaces: up to two I2Cs and SPIs, three USARTs, an USB and a CAN.
72MHz maximum frequency, 1.25 DMIPS/MHz (Dhrystone 2.1) performance at 0 wait state memory access
Single cycle multiplication and hardware division
20 Kbytes of SRAM
Clock, reset and supply management
2V to 3.6V application supply and I/Os
POR, PDR, and programmable voltage detector (PVD)
4MHz to 16MHz crystal oscillator
Internal 8MHz factory trimmed RC
Internal 40kHz RC
PLL for CPU clock
32kHz oscillator for RTC with calibration
Sleep, stop and standby modes
VBAT supply for RTC and backup registers
2 x 12 bit, 1µs A/D converters (up to 16 channels)
