丝印SN75LBC184EPSN75LBC184DRSN75LBC184P4¥10去看看能良科技发布了丝印SN75LBC184P4 SN75LBC184P& SN75LBC184EP SN75LBC184DRSN65HVD3082EPSN65HVD485EPSN75LBC184PSN75176BP¥0.30去看看十几年老店华强北电子发布了SN75176BP SN65HVD3082EP SN65HVD485EP SN75LBC184P直插DIP8