STM32F103VBT7

Medium-density performance line ARM-based 32-bit microcontroller with 64 or 128 KB Flash, USB, CAN, 7 timers, 2 ADCs and 9 communication interfaces.

Key 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 RTC with calibration
• Low-power Sleep, Stop and Standby modes - VBAT supply for RTC and backup registers
• 2x12-bit, 1 μs A/D converters (up to 16 channels) - Conversion range: 0 to 3.6 V Dual-sample and hold capability - Temperature sensor
• DMA - 7-channel DMA controller - Peripherals supported: timers, ADC, SPIs, I²Cs and USARTs
• Up to 80 fast I/O ports - 26/37/51/80 I/Os, all mappable on 16 external interrupt vectors and almost all 5 V-tolerant
• Debug mode Serial wire debug (SWD) & JTAG interfaces
• 7 timers: Three 16-bit timers, each with up to 4 IC/OC/PWM or pulse counter and quadrature (incremental) encoder input; 16-bit, motor control PWM timer with deadtime generation and emergency stop; 2 watchdog timers (Independent and Window); SysTick timer 24-bit downcounter
• Up to 2xI²C interfaces (SMBus/PMBus)
• Up to 3 USARTs (ISO 7816 interface, LIN, IrDA capability, modem control)
• Up to 2 SPIs (18 Mbit/s)
• CAN interface (2.0B Active)
• USB 2.0 full-speed interface
• CRC calculation unit, 96-bit unique ID
• Packages are ECOPACK