| 전자부품 데이터시트 검색엔진 |
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NT5CB128M8FN 데이터시트(PDF) 39 Page - Nanya Technology Corporation. |
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NT5CB128M8FN 데이터시트(HTML) 39 Page - Nanya Technology Corporation. |
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39 / 165 page ![]() DDR3(L) 1Gb SDRAM NT5CB(C)128M8FN / NT5CB(C)64M16FP(Y) Version 1.8 39 Nanya Technology Cooperation © 08/ 2015 All Rights Reserved. DLL Switch Sequence from DLL-on to DLL-off CK CK T0 Ta0 Ta1 Tb0 Tc0 Tc1 Td0 Te0 Tf1 Tg0 1) CMD CKE ODT Th0 tCKSRE tCKSRX 4) tXS tMRD tDLLK NOP SRE 2) SRX 5) MRS 6) MRS 7) MRS 8) Valid ODTLoff + 1tck 3) tMRD Valid tCKESR Time break Do not Care NOP Note: ODT: Static LOW in case RTT_Nom and RTT_WR is enabled, otherwise static Low or High 1) Starting from Idle State. 2) Enter SR. 3) Change Frequency. 4) Clock must be stable at least tCKSRX. 5) Exit SR. 6) Set DLL-on by MR1 A0="0" 7) Start DLL Reset 8) Any valid command |
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