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AM29DL400B 数据表(PDF) 33 Page - Advanced Micro Devices |
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AM29DL400B 数据表(HTML) 33 Page - Advanced Micro Devices |
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33 / 47 page ![]() Am29DL400B 31 AC CHARACTERISTICS Erase and Program Operations Notes: 1. Not 100% tested. 2. See the “Erase and Programming Performance” section for more information. Parameter Speed Options JEDEC Std Description -70 -80 -90 -120 Unit tAVAV tWC Write Cycle Time (Note 1) Min 70 80 90 120 ns tAVWL tAS Address Setup Time Min 0 ns tASO Address Setup Time to OE# low during toggle bit polling Min 45 45 45 50 ns tWLAX tAH Address Hold Time Min 45 45 45 50 ns tAHT Address Hold Time From CE# or OE# high during toggle bit polling Min 0 ns tDVWH tDS Data Setup Time Min 35 35 45 50 ns tWHDX tDH Data Hold Time Min 0 ns tOEPH Output Enable High during toggle bit polling Min 20 20 20 25 ns tGHWL tGHWL Read Recovery Time Before Write (OE# High to WE# Low) Min 0 ns tELWL tCS CE# Setup Time Min 0 ns tWHEH tCH CE# Hold Time Min 0 ns tWLWH tWP Write Pulse Width Min 35 35 35 50 ns tWHDL tWPH Write Pulse Width High Min 30 ns tSR/W Zero Latency Between Read and Write Operations Min 0 ns tWHWH1 tWHWH1 Programming Operation (Note 2) Byte Typ 9 µs Word Typ 11 tWHWH2 tWHWH2 Sector Erase Operation (Note 2) Typ 0.7 sec tVCS VCC Setup Time (Note 1) Min 50 µs tRB Write Recovery Time from RY/BY# Min 0 ns tBUSY Program/Erase Valid to RY/BY# Delay Min 90 ns |
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