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74ACT11194 датащи(PDF) 2 Page - Texas Instruments |
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74ACT11194 датащи(HTML) 2 Page - Texas Instruments |
2 / 55 page 74ACT11194 4BIT BIDIRECTIONAL UNIVERSAL SHIFT REGISTER SCAS094 − NOVEMBER 1989 − REVISED APRIL 1993 POST OFFICE BOX 655303 • DALLAS, TEXAS 75265 POST OFFICE BOX 1443 • HOUSTON, TEXAS 77001 2−2 FUNCTION TABLE INPUTS OUTPUTS CLR MODE CLK SERIAL PARALLEL QA QB QC QD CLR S1 S0 CLK LEFT RIGHT A B C D QA QB QC QD L X X X X X X X X X L L L L H X XL X XX XXX QA0 QB0 QC0 QD0 H H H ↑ X Xa bc d a bc d H L H ↑ X HX XXX H QAn QBn QCn H L H ↑ X LX XXX L QAn QBn QCn H H L ↑ H XX XXX QBn QCn QDn H H H L ↑ L XX XXX QBn QCn QDn L H L L X X X X X X X QA0 QB0 QC0 QD0 H = high level (steady state) L = low level (steady state) X = irrelevant (any input, including transitions) ↑ = transition from low to high level a,b,c,d = the level of steady-state input at inputs A, B, C, or D, respectively. QA0, QB0, QC0, QD0 = the level of QA, QB, QC, or QD, respectively, before the indicated steady-state input conditions were established. QAn, QBn, QCn, QDn = the level of QA, QB, QC, or QD respectively, before the most-recent ↑ transition of the clock. timing clear, load, right-shift, inhibit, and clear sequences CLK S0 QC CLR QB QA Load Shift Right Mode Control Inputs S1 QD R Serial Data Inputs L A Parallel Data Inputs B H L C D H L Outputs Clear Shift Left Inhibit Clear |
Аналогичный номер детали - 74ACT11194 |
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Аналогичное описание - 74ACT11194 |
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