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M29F040 数据表(PDF) 15 Page - STMicroelectronics |
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M29F040 数据表(HTML) 15 Page - STMicroelectronics |
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15 / 31 page ![]() Symbol Alt Parameter M29F040 Unit -120 -150 VCC = 5V ± 10% VCC = 5V ± 10% Standard Interface Standard Interface Min Max Min Max tAVAV tWC Address Valid to Next Address Valid 120 150 ns tELWL tCS Chip Enable Low to Write Enable Low 0 0 ns tWLWH tWP Write Enable Low to Write Enable High 50 50 ns tDVWH tDS Input Valid to Write Enable High 50 50 ns tWHDX tDH Write Enable High to Input Transition 0 0 ns tWHEH tCH Write Enable High to Chip Enable High 0 0 ns tWHWL tWPH Write Enable High to Write Enable Low 20 20 ns tAVWL tAS Address Valid to Write Enable Low 0 0 ns tWLAX tAH Write Enable Low to Address Transition 50 50 ns tGHWL Output Enable High to Write Enable Low 0 0 ns tVCHEL tVCS VCC High to Chip Enable Low 50 50 µs tWHQV1 (1) Write Enable High to Output Valid (Program) 10 10 µs tWHQV2 (1) Write Enable High to Output Valid (Block Erase) 1.0 30 1.0 30 sec tWHGL tOEH Write Enable High to Output Enable Low 0 0 ns Note: 1. Time is measured to Data Polling or Toggle Bit, tWHQV = tWHQ7V + tQ7VQV Table 13B. Write AC Characteristics, Write Enable Controlled (TA = 0 to 70 °C, –20 to 85°C, –40 to 85°C or –40 to 125°C) 15/31 M29F040 |
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