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AM29DS323D датащи(PDF) 45 Page - Advanced Micro Devices |
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AM29DS323D датащи(HTML) 45 Page - Advanced Micro Devices |
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45 / 54 page ![]() 44 Am29DS323D P R E L I M I NARY AC CHARACTERISTICS Data Polling and Toggle Bit Notes: 1. Not 100% tested. See Figure 11 and Table 16 for test specifications. Parameter Description Test Setup All Speed Options JEDEC Std Unit t AVAV t RC Read Cycle Time (Note 1) Min 200 ns t AVQV t ACC Address to Output Delay CE#, OE# = V IL Max 200 ns t ELQV t CE Chip Enable to Output Delay OE# = V IL Max 200 ns t GLQV t OE Output Enable to Output Delay Max 50 ns t EHQZ t DF Chip Enable to Output High Z (Note 1) Max 16 ns t GHQZ t DF Output Enable to Output High Z (Note 1) Max 16 ns t AXQX t OH Output Hold Time From Addresses, CE# or OE#, Whichever Occurs First Min 0 ns t OEH Output Enable Hold Time (Note 1) Data Polling and Toggle Bit Min 10 ns WE# CE# OE# High Z tOE High Z DQ7 DQ0–DQ6 RY/BY# tBUSY Complement True Addresses VA tOEH tCE tCH tOH tDF VA VA Status Data Complement Status Data True Valid Data Valid Data tACC tRC Note: VA = Valid address. Illustration shows first status cycle after command sequence, last status read cycle, and array data read cycle. Figure 21. Data# Polling Timings (During Embedded Algorithms) |
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