STM32F105VBH6

Connectivity line, ARM®-based 32-bit MCU with 64/256 KB Flash, USB OTG, Ethernet, 10 timers, 2 CANs, 2 ADCs, 14 communication interfaces

Key features

• Core: ARM® 32-bit Cortex®-M3 CPU – 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 to 256 Kbytes of Flash memory – 64 Kbytes of general-purpose SRAM
• Clock, reset and supply management – 2.0 to 3.6 V application supply and I/Os – POR, PDR, and programmable voltage detector (PVD) – 3-to-25 MHz crystal oscillator – Internal 8 MHz factory-trimmed RC – Internal 40 kHz RC with calibration – 32 kHz oscillator for RTC with calibration
• Low power – Sleep, Stop and Standby modes – VBAT supply for RTC and backup registers
• 2×12-bit, 1 µs A/D converters (16 channels) – Conversion range: 0 to 3.6 V – Sample and hold capability – Temperature sensor – up to 2 MSPS in interleaved mode
• 2×12-bit D/A converters
• DMA: 12-channel DMA controller – Supported peripherals: timers, ADCs, DAC, I2Ss, SPIs, I2Cs and USARTs
• Debug mode – Serial wire debug (SWD) & JTAG interfaces – Cortex®-M3 Embedded Trace Macrocell™
• Up to 80 fast I/O ports – 51/80 I/Os, all mappable on 16 external interrupt vectors and almost all 5 V -tolerant
• CRC calculation unit, 96-bit unique ID
• Up to 10 timers with pinout remap capability
• Up to four 16-bit timers, each with up to 4 IC/OC/PWM or pulse counter and quadrature (incremental) encoder input
• 1×16-bit motor control PWM timer with dead-time generation and emergency stop
• 2× watchdog timers (Independent and Window)
• SysTick timer: a 24-bit downcounter
• 2×16-bit basic timers to drive the DAC
• Up to 14 communication interfaces with pinout remap capability
• Up to 2×120 interfaces (SMBus/PMBus)
• Up to 5 USARTs (ISO 7816 interface, LIN, IrDA capability, modem control)
• Up to 3 SPIs (18 Mbit/s), 2 with a multiplexed I2S interface that offers audio class accuracy via advanced PLL schemes
• 2×CAN interfaces (2.0B Active) with 512 bytes of dedicated SRAM
• USB 2.0 full-speed device/host/OTG controller with on-chip PHY that supports HNP/SRP/ID with 1.25 Kbytes of dedicated SRAM
• 10/100 Ethernet MAC with dedicated DMA and SRAM (4 Kbytes): IEEE1588 hardware support, MII/RMII available on all packages