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74LS191DR74LS191B174LS190B174LS191PC
74LS688DWR274LS682DWR274LS640F74LS682
全新74LS4074LS4274LS46
74LS92NSR74LS86ANS74LS93NSR74LV00ADR
74LS48全新74LS4974LS51
74LS86D74LS86A74LS86N74LS86P
74LS670D74LS669P74LS670N74LS670P
74LS629N74LS639N74LS640M74LS640N
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7474LVC00APWRLVC全新
74HC259D65374HC259N65274HC25LS32A74HC273AFEL
74MTCXTSSOP全新07
74LS112N74LS112D74LS112P74LS113A
74LS192全新NSRSOPPBFREE
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74LS139ADR74LS139ANS74LS138SCX全新
74LS170P74LS170N74LS16DR74LS169N
74LS27全新74LS2674LS28
74LS34774LS33N74LS35274LS353
74LS273RPEL74LS365ASCX74LS367AMR174LS367ANSR
74LS221D74LS21PC74LS221N74LS221P
162245LCXR全新NSRTIg
74LS240D74LS224N74LS240F74LS240J
74LS645NS74LS646NT74LS646DW74LS647NT
74LS74AN74LS74AM74LS74AP74LS74DR
74LS590DR74LS593DW74LS593AP74LS595DR
74LS37PCQR74LS399DR274LS395ADR74LS399NTI
全新74LS9174LS9274LS95
APWTSSOP74PWTSSOP全新
74LS02DR274LS01DR274LS02ML174LS02MR1
74LS07DR74LS07DB74LS07DT74LS07FP
74LS03DR74LS03AN74LS03M174LS03PC
74LS04DBRSSOP1474LS08DBRSSOP14109全新
74LS139A74LS138P74LS139B74LS139D
74LS155M74LS155J74LS155N74LS155P
74LS161ARPEL74LS155N74LS151N全新
全新74LS0874LS0974LS11
74LS14DR74LS14DC74LS14FP74LS14MX
74LS19474LS19374LS19574LS196
74LS285AB74LS290PC74LS293PC74LS295BN
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