型号 / 厂家，封装，批号，备注，订购

T74LS191 / SGS-Ates,Datasheet,06/07+,(T74LS190 / T74LS191 订购 PDF文档

T74LS191M1 / Various,Datasheet,06/07+,4-Bit Binary Up-Down 订购 PDF文档

T74LS192C1 / Various,Datasheet,06/07+,BCD-Output Decade Up 订购 PDF文档

T74LS192D1 / Various,Datasheet,06/07+,BCD-Output Decade Up 订购 PDF文档

T74LS193M1 / Various,Datasheet,07+,4-Bit Binary Up-Down 订购 PDF文档

T74LS169M1 / Various,Datasheet,06/07+,4-Bit Binary Up-Down 订购 PDF文档

T74LS170C1 / Various,Datasheet,06/07+,Register File (Stati 订购 PDF文档

T74LS170M1 / Various,Datasheet,07+,Register File (Stati 订购 PDF文档

T74LS173A / SGS-Ates,Datasheet,06/07+,4-Bit D-Type Registe 订购 PDF文档

T74LS173AB1 / Various,Datasheet,07+,Quadruple D-Type Fli 订购 PDF文档