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序号 型号 描述 大小 厂家Logo 下载
661 HD74LS490 Ouadruple 2-input Positive NAND Gates 7129K HITACHI 2210110
662 HD74LS490P BCD-to-Seven Segment Decoder Driver(with Open collector outputs) 71K HITACHI 1874798
663 HD74LS490P Asynchronous Up Counter 265K 暂无图片 3435826
664 HD74LS490P(DIP) BCD-to-Seven Segment Decoder Driver(with Open collector outputs) 68K HITACHI 4752636
665 HD74LS49FP BCD-to-Seven Segment Decoder Driver(with Open collector outputs) 71K HITACHI 1874797
666 HD74LS49FP DECODER/DRIVER|LS-TTL|SOP|14PIN|PLASTIC 68K 暂无图片 3435825
667 HD74LS49FP(SMD) BCD-to-Seven Segment Decoder Driver(with Open collector outputs) 68K HITACHI 4742946
668 HD74LS49P Decoder/Driver 248K 暂无图片 3435824
669 HD74LS49RP DECODER/DRIVER|LS-TTL|SOP|14PIN|PLASTIC 68K 暂无图片 3435823
670 HD74LS51 2-wide 2-input, 2-wide 3-input AND-OR-INVERT Gates 43K HITACHI 4280284
671 HD74LS51 Ouadruple 2-input Positive NAND Gates 7129K HITACHI 2210109
672 HD74LS51 2-wide 2-input, 2-wide 3-input AND-OR-INVERT Gates 166K RENESAS 1874796
673 HD74LS51FPEL 2-wide 2-input, 2-wide 3-input AND-OR-INVERT Gates 166K RENESAS 1874795
674 HD74LS51P 2-wide 2-input, 2-wide 3-input AND-OR-INVERT Gates 166K RENESAS 1874794
675 HD74LS51P 2/2-input and 3/3-input AND-NOR Gate 43K 暂无图片 3435822
676 HD74LS54 Ouadruple 2-input Positive NAND Gates 7129K HITACHI 2210108
677 HD74LS54 4-wide 2-input, 3-input AND-OR-INVERT Gates 148K RENESAS 1874793
678 HD74LS54 4-wide 2-input, 3-input AND-OR-INVERT Gates 45K HITACHI 4280283
679 HD74LS54FPEL 4-wide 2-input, 3-input AND-OR-INVERT Gates 148K RENESAS 1874792
680 HD74LS54P 2/2/3/3-input AND-NOR Gate 176K 暂无图片 3435821
681 HD74LS55 Ouadruple 2-input Positive NAND Gates 7129K HITACHI 2210107
682 HD74LS55 2-wide 4-input AND-OR-INVERT Gates 44K HITACHI 4280282
683 HD74LS55P 4/4-input AND-NOR Gate 44K 暂无图片 3435820
684 HD74LS640 Ouadruple 2-input Positive NAND Gates 7129K HITACHI 2210106
685 HD74LS640 Octal Bus Transceivers(inverted 3-state outputs) 73K HITACHI 4280281
686 HD74LS640 Octal Bus Transceivers (inverted 3-state outputs) 82K RENESAS 1874791
687 HD74LS640-1 Ouadruple 2-input Positive NAND Gates 7129K HITACHI 2210105
688 HD74LS640-1 Octal Bus Transceivers(inverted 3-state outputs) 60K HITACHI 4280280
689 HD74LS640-1P BUS TRANSCEIVER|SINGLE|8-BIT|LS-TTL|DIP|20PIN|PLASTIC 60K 暂无图片 3435819
690 HD74LS640FPEL Octal Bus Transceivers (inverted 3-state outputs) 82K RENESAS 1874790