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AM29F800T 数据表(PDF) 27 Page - Advanced Micro Devices |
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AM29F800T 数据表(HTML) 27 Page - Advanced Micro Devices |
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27 / 41 page ![]() 8/18/97 Am29F800T/Am29F800B 27 PR E L IM IN A R Y AC CHARACTERISTICS Write/Erase/Program Operations Notes: 1. This does not include the preprogramming time. 2. Not 100% tested. 3. These timings are for Temporary Sector Unprotect operation. 4. Output Driver Disable Time. Parameter Symbols Description -70 -90 -120 -150 Unit JEDEC Standard tAVAV tWC Write Cycle Time (Note 2) Min 70 90 120 150 ns tAVWL tAS Address Setup Time Min 0 0 0 0 ns tWLAX tAH Address Hold Time Min 45 45 50 50 ns tDVWH tDS Data Setup Time Min 30 45 50 50 ns tWHDX tDH Data Hold Time Min 0 0 0 0 ns tOEH Output Enable Hold Time Read (Note 2) Min 0 0 0 0 ns Toggle and Data Polling (Note 2) Min 10 10 10 10 ns tGHWL tGHWL Read Recover Time Before Write (OE High to WE Low) Min 0 0 0 0 ns tELWL tCS CE Setup Time Min 0 0 0 0 ns tWHEH tCH CE Hold Time Min 0 0 0 0 ns tWLWH tWP Write Pulse Width Min 35 45 50 50 ns tWHWL tWPH Write Pulse Width High Min 20 20 20 20 ns tWHWH1 tWHWH1 Byte Programming Operation Typ 7 7 7 7 µs tWHWH2 tWHWH2 Sector Erase Operation (Note 1) Typ 111 1 sec Max 8 8 8 8 sec tVCS VCC Set Up Time (Note 2) Min 50 50 50 50 µs tVIDR Rise Time to VID Min 500 500 500 500 ns tRP RESET Pulse Width Min 500 500 500 500 ns tBUSY Program/Erase Valid to RY/BY Delay (Note 2) Min 30 35 50 55 ns tRSP RESET Setup Time for Temporary Sector Unprotect (Notes 2, 3) Min 4 4 4 4 µs |
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