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전자부품 데이터시트 검색엔진 |
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AM42DL16X4D 데이터시트(HTML) 51 Page - SPANSION |
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AM42DL16X4D 데이터시트(HTML) 51 Page - SPANSION |
51 / 61 page ![]() 50 Am42DL16x4D January 9, 2002 P R E L IMINARY AC CHARACTERISTICS Alternate CE#f Controlled Erase and Program Operations Notes: 1. Not 100% tested. 2. See the “Flash Erase And Programming Performance” section for more information. Parameter Speed Options JEDEC Std Description 70 85 Unit tAVAV tWC Write Cycle Time (Note 1) Min 70 85 ns t AVWL t AS Address Setup Time (WE# to Address) Min 0 ns t ASO Address Setup Time to CE#f Low During Toggle Bit Polling Min 15 ns tELAX tAH Address Hold Time Min 45 ns t AHT Address Hold time from CE#f or OE# High During Toggle Bit Polling Min 0 ns tDVEH tDS Data Setup Time Min 35 ns t EHDX t DH Data Hold Time Min 0 ns t GHEL t GHEL Read Recovery Time Before Write (OE# High to WE# Low) Min 0 ns tWLEL tWS WE# Setup Time Min 0 ns t EHWH t WH WE# Hold Time Min 0 ns tELEH tCP CE#f Pulse Width Min 30 35 ns t EHEL t CPH CE#f Pulse Width High Min 30 35 ns tWHWH1 tWHWH1 Programming Operation (Note 2) Typ 7 µs t WHWH1 t WHWH1 Accelerated Programming Operation (Note 2) Typ 4 µs tWHWH2 tWHWH2 Sector Erase Operation (Note 2) Typ 0.7 sec |