MK64 MK6490FE-R52 MK6491FE-R52 MK64FN1M0CAJ12 MK64FN1M0CAJ12R MK64FN1M0V12 MK64FN1M0VDC12 MK64FN1M0VDC12 其他被动元件 MK64FN1M0VDC12(NXP) MK64FN1M0VL012