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    DSA00332010.pdf

    • National Semiconductor
    • DM54LS190 DM74LS190 DM54LS191 DM74LS191 Synchronous 4-Bit Up Down Counters with Mode Control General Description These circuits are synchronous reversible up down counters The LS191 is a 4-bit bina
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    DSA00332010.pdf preview Download Datasheet

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