STM32F105RCT6原装进口现货ST意法32位STM单片机,东森微电子常备库存,可提供程序开发等技术支持. STM32F105RCT6 Features: ■ Core: ARM 32-bit Cortex™-M3 CPU – 72 MHz maximum frequency,1.25 DMIPS/MHz (Dhrystone 2.1)performance at 0 wait state memoryaccess – Single-cycle multiplication and hardware division ■ Memories – 64 to 256 Kbytes of Flash memory – up to 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 |