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74ABT821DB Folha de dados(PDF) 2 Page - NXP Semiconductors |
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74ABT821DB Folha de dados(HTML) 2 Page - NXP Semiconductors |
2 / 6 page Philips Semiconductors Product specification 74ABT821 10-bit D-type flip-flop; positive-edge trigger (3-State) 1995 Sep 06 2 LOGIC SYMBOL 23 45 67 89 10 11 D0 D1 D2 D3 D4 D5 D6 D7 D8 D9 Q0 Q1 Q2 Q3 Q4 Q5 Q6 Q7 Q8 Q9 23 22 21 20 19 18 17 16 15 14 13 1 CP OE SA00224 LOGIC SYMBOL (IEEE/IEC) 223 322 421 520 619 718 817 916 13 1 10 15 11 14 2D 1 C2 EN SA00225 FUNCTION TABLE INPUTS INTERNAL OUTPUTS OPERATING MODE OE CP Dn REGISTER Q0 – Q9 L L ↑ ↑ l h L H L H Load and read register L ↑ X NC NC Hold H H ↑ ↑ X Dn NC Dn Z Z Disable outputs H = High voltage level h = High voltage level one set-up time prior to the Low-to-High clock transition L = Low voltage level l = Low voltage level one set-up time prior to the Low-to-High clock transition NC= No change X = Don’t care Z = High impedance “off” state ↑ = Low to High clock transition ↑ = Not a Low-to-High clock transition LOGIC DIAGRAM CP Q D 2 D0 Q0 23 13 CP 1 OE CP Q D 3 D1 Q1 22 CP Q D 4 D2 Q2 21 CP Q D 5 D3 Q3 20 CP Q D 6 D4 Q4 19 CP Q D 7 D5 Q5 18 CP Q D 8 D6 Q6 17 CP Q D 9 D7 Q7 16 CP Q D 10 D8 Q8 15 CP Q D 11 D9 Q9 14 SA00226 |
Nº de peça semelhante - 74ABT821DB |
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Descrição semelhante - 74ABT821DB |
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