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74LVC543A データシート(PDF) 4 Page - NXP Semiconductors |
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74LVC543A データシート(HTML) 4 Page - NXP Semiconductors |
4 / 12 page Philips Semiconductors Product specification 74LVC543A Octal D-type registered transceiver (3-State) 1998 Jul 31 4 LOGIC DIAGRAM LE D LE D An Bn TO 7 OTHER CHANNELS 8 IDENTICAL CHANNELS OEBA EBA LEBA OEAB EAB LEAB SW00215 FUNCTION TABLE OPERATING MODES INPUTS OUTPUTS OPERATING MODES OEXX EXX LEXX DATA OUTPUTS Disabled H X X X Z Disabled X H X X Z Disabled X H X X Z Disabled + Latch L L ↑ ↑ L L h l Z Z Latch + Display L L L L ↑ ↑ h l H L Transparent L L L L L L H L H L Hold L L H X NC (do nothing) L L H X NC NOTES: XX = AB for A-to-B direction, BA for B-to-A direction H = High voltage level L = Low voltage level h = High state must be present one setup time before the Low-to-High transition of LEAB, LEBA, EAB, EBA l = Low state must be present one setup time before the Low-to-High transition of LEAB, LEBA, EAB, EBA X = Don’t care ↑ = Low-to-High level transition NC = No change Z = High impedance OFF state |
同様の部品番号 - 74LVC543A |
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同様の説明 - 74LVC543A |
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