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与非门触发器HD74LS13PSN74LS13N
74LS139P74LS139N74LS13PC74LS145D
74LS13974LS13874LS13D74LS13N
SN74LS13NSN74LS139SN74LS145SN74LS147
SN74LS139JSN74LS139DSN74LS139LSN74LS139N
SN74LS145DSN74LS13ENSN74LS145NSN74LS147N
SN74LS145DRSN74LS145NSSN74LS146DRSN74LS13
SN74LS00N芯片逻辑74LS02
与非门触发器SN74LS13N输入
芯片SN74LS2074LS21N14
双门SN74LS13N芯片POLOUTA
施密特触发器原装SN74LS13N
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