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CY7C1444KV33 数据表(PDF) 14 Page - Cypress Semiconductor |
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CY7C1444KV33 数据表(HTML) 14 Page - Cypress Semiconductor |
14 / 22 page CY7C1444KV33 CY7C1445KV33 Document Number: 001-66678 Rev. *G Page 14 of 22 Switching Waveforms Figure 3. Read Cycle Timing [18] tCYC tCL CLK ADSP tADH tADS ADDRESS tCH OE ADSC CE tAH tAS A1 tCEH tCES GW, BWE,BW Data Out (DQ) High-Z tDOH tCO ADV tOEHZ tCO Single READ BURST READ tOEV tOELZ tCHZ Burst wraps around to its initial state tADVH tADVS tWEH tWES tADH tADS Q(A2) Q(A2 + 1) Q(A2 + 2) Q(A1) Q(A2) Q(A2 + 1) Q(A3) Q(A2 + 3) A2 A3 Deselect cycle Burst continued with new base address ADV suspends burst DON’T CARE UNDEFINED X CLZ t Note 18. On this diagram, when CE is LOW: CE1 is LOW, CE2 is HIGH and CE3 is LOW. When CE is HIGH: CE1 is HIGH or CE2 is LOW or CE3 is HIGH. |
类似零件编号 - CY7C1444KV33 |
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类似说明 - CY7C1444KV33 |
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