27C512 EPROM Data Sheet.pdf - Downloads.reactivemicro.com
27C512 EPROM Data Sheet.pdf - Downloads.reactivemicro.com
27C512 EPROM Data Sheet.pdf - Downloads.reactivemicro.com
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M<strong>27C512</strong>Table 9. Read Mode AC CharacteristicsSymbol Alt Parameter Test Condition (1) M<strong>27C512</strong>t AVQV t ACCAddress Valid toOutput Validt ELQV t CEChip Enable Low toOutput Validt GLQV t OEOutput Enable Lowto Output Validt EHQZ (2) t DFChip Enable Highto Output Hi-Zt GHQZ (2) t DFOutput EnableHigh to Output Hi-Zt AXQX t OHAddress Transitionto Output Transition-90 -10 -12 -15/-20/-25Min Max Min Max Min Max Min MaxE = V IL , G = V IL 90 100 120 150 nsG = V IL 90 100 120 150 nsE = V IL 40 40 50 60 nsG = V IL 0 30 0 30 0 40 0 50 nsE = V IL 0 30 0 30 0 40 0 50 nsE = V IL , G = V IL 0 0 0 0 nsNote: 1. V CC must be applied simultaneously with or before V PP and removed simultaneously or after V PP .2. Sampled only, not 100% tested.UnitFigure 9. Read Mode AC WaveformsA0-A15VALIDVALIDtAVQVtAXQXEtGLQVtEHQZGQ0-Q7tELQVtGHQZHi-ZAI00735B12/22
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