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AT52SC1283J 数据表(PDF) 28 Page - ATMEL Corporation |
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AT52SC1283J 数据表(HTML) 28 Page - ATMEL Corporation |
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28 / 52 page ![]() 28 3530B–STKD–2/4/05 AT52SC1283J/1284J [Preliminary] Notes: 1. X can be VIL or VIH. 2. Refer to AC programming waveforms. 3. Manufacturer Code: 001FH; Device Code: 00BBH 4. The VPP pin can be tied to VCC. For faster programming operations, VPP can be set to 9.5V ± 0.5V. 5. V IHPP (min) = 0.9V. 6. V ILPP (max) = 0.4V. 13. Operating Modes Mode CE OE WE RESET V PP (4) Ai I/O PSRAM Operation Read V IL V IL V IH V IH XAi D OUT PSRAM Must Be High-Z Program/Erase (3) VIL VIH VIL VIH VIHPP (5) Ai DIN Program Inhibit V IL XV IH V IH X V IL XX X V ILPP (6) Software Product Identification V IL V IL V IH V IH X A0 = V IL, A1 - A22 = VIL Manufacturer Code (3) A0 = V IH, A1 - A22 = VIL Device Code (3) Standby/Program Inhibit V IH X (1) XV IH XX High Z Any PSRAM Operation is Allowed Output Disable X V IH XV IH XHigh Z Reset X X X VIL XX High Z |
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