***供应LED屏显示IC：74HC595,74HC138,74HC245,74HC04，AM1628，ATC16312，HT1621A/B，8205A，DW01+，MG4953，MG9435，ME9926，MC34118,LP2950,W78E54,AMS1117-ADJ/3.3/1.8,PC817,UC2843B等)