全新原装现货

Features • Core: ARM® 32-bit Cortex®-M0 CPU, frequency up to 48 MHz • Memories – 16 to 256 Kbytes of Flash memory – 4 to 32 Kbytes of SRAM with HW parity • CRC calculation unit • Reset and power management – Digital & I/Os supply: VDD = 2.4 V to 3.6 V – Analog supply: VDDA = VDD to 3.6 V – Power-on/Power down reset (POR/PDR) – Low power modes: Sleep, Stop,      

Standby • Clock management – 4 to 32 MHz crystal oscillator – 32 kHz oscillator for RTC with calibration – Internal 8 MHz RC with x6 PLL option – Internal 40 kHz RC oscillator • Up to 55 fast I/Os – All mappable on external interrupt vectors – Up to 55 I/Os with 5V tolerant capability • 5-channel DMA controller • One 12-bit, 1.0 µs ADC (up to 16 channels) – Conversion range: 0 to 3.6 V – Separate analog supply: 2.4 V to 3.6 V • Calendar RTC with alarm and periodic wakeup from Stop/Standby • 11 timers – One 16-bit advanced-control timer for six-channel PWM output – Up to seven 16-bit timers, with up to four IC/OC, OCN, usable for IR control decoding – Independent and system watchdog timers – SysTick timer