| 전자부품 데이터시트 검색엔진 |
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AS4LC4M4F1 데이터시트(PDF) 6 Page - Alliance Semiconductor Corporation |
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AS4LC4M4F1 데이터시트(HTML) 6 Page - Alliance Semiconductor Corporation |
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6 / 14 page ![]() AS4LC4M4F1 5/16/01; v.1.0 Restored Alliance Semiconductor P. 6 of 14 ® Fast page mode cycle Output enable Self-refresh cycle Symbol Parameter -50 -60 Unit Notes Min Max Min Max tCPA Access time from CAS precharge – 28 – 35 13 tRASP RAS pulse width 50 100K 60 100K tPC Read-write cycle time 30 – 35 – tCP CAS precharge time (fast page) 10 – 10 – tPCM Fast page mode RMW cycle 80 – 85 – tCRW Page mode CAS pulse width (RMW) 12 – 15 – Symbol Parameter -50 -60 Unit Notes Min Max Min Max tCLZ CAS to output in Low Z 0 – 0 – ns 8 tROH RAS hold time referenced to OE 8– 10 – ns tOEA OE access time – 13 – 15 ns tOED OE to data delay 13 – 15 – ns tOEZ Output buffer turnoff delay from OE 0130 15 ns 8 tOEH OE command hold time 10 – 10 – ns tOLZ OE to output in Low Z 0 – 0 – ns tOFF Output buffer turn-off time 0 13 0 15 ns 8,10 Std Symbol Parameter -50 -60 Unit Notes Min Max Min Max tRASS RAS pulse width (CBR self refresh) 100 - 100 - µs 15 tRPS RAS precharge time (CBR self refresh) 90 - 105 - ns tCHS CAS hold time (CBR self refresh) 8 - 10 - nx |
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