商品詳情
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 I