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FM20L08 データシート(PDF) 3 Page - Ramtron International Corporation |
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FM20L08 データシート(HTML) 3 Page - Ramtron International Corporation |
3 / 14 page FM20L08 - Industrial Temp. Rev. 1.72 May 2007 Page 3 of 14 Functional Truth Table /CE /WE A(16:3) A(2:0) Operation H X X X Standby/Idle ↓ H V V Read L H No Change Change Page Mode Read L H Change V Random Read ↓ L V V /CE-Controlled Write L ↓ X V /WE-Controlled Write 2 L ↓ No Change V Page Mode Write 3 ↑ X X X Starts Precharge Notes: 1) H=Logic High, L=Logic Low, V=Valid Address, X=Don’t Care. 2) /WE-controlled write cycle begins as a Read cycle and A(16:3) is latched then. 3) Addresses A(2:0) must remain stable for at least 15 ns during page mode operation. 4) For write cycles, data-in is latched on the rising edge of /CE or /WE, whichever comes first. |
同様の部品番号 - FM20L08_07 |
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同様の説明 - FM20L08_07 |
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