LP3963ES-1.8/NOPB LP3963ES-2.5 LP3963ES-2.5 Pb LP3963ES-2.5/NOPB LP3963ES3.3 LP3963ES-3.3 LP3963ES-3.3 直插晶振 LP3963ES-3.3/NOPB LP3963ES-5 LP3963ES-5.0