SH564128FH8N0QHSCR - Itautec

SH564128FH8N0QHSCRApril 11, 2011Device Timing Parameters by Speed Bin (Contd.)ParameterReset TimingExit Reset from CKE HICH to a valid commandSelf Refresh TimingExit Self Refresh from to commands notrequiring a locked DLLExit Self Refresh from to commands requiringa locked DLLMinimum CKE low width for Self Refreshentry to exit timingValid clock requirement after Self RefreshEntry (SRE) or Power-Down Entry (PDE)Valid clock requirement before Self RefreshExit (SRX) or Power-Down Exit (PDX) orReset ExitPower Down TimingExit Power Down with DLL on to any validcommand; Exit Precharge Power Down withDLL frozen to commands not requiring alocked DLLExit Precharge Power Down with DLL frozento commands requiring a locked DLLSymbolt XPRt XSMinmax (5nCK,t RFC (min) +10ns)max (5nCK,t RFC (min) +10ns)DDR3-1333Max--Unitst XSDLL t DLLK (min) - nCKt CKESRt CKE (min) +1nCKt CKSREt CKSRXt XPt XPDLLmax (5nCK,10ns)max (5nCK,10ns)max (3nCK,7.5ns)max (10nCK,24ns)----Notes- 2Command pass disable delay t CPDED 1 - nCKPower Down Entry to Exit Timing t PD t CKE (min) 9 * t REFI 15Timing of ACT command to Power DownentryTiming of PRE or PREA command to PowerDown entryTiming of RD/RDA command to Power Downentryt ACTPDEN 1 - nCK 20t PRPDEN 1 - nCK 20t RDPDEN RL + 4 + 1 - nCKCKE minimum pulse width t CKEmax (3nCK,5.625ns)- nCKCorporate Headquarters: P. O. Box 1757, Fremont, CA 94538, USA • Tel:(510) 623-1231 • Fax:(510) 623-1434 • E-mail: info@smartm.comEurope: 5 Kelvin Park South, Kelvin South, East Kilbride, G75 ORH, United Kingdom • Tel: +44-870-870-8747 • Fax: +44-870-870-8757Asia/Pacific: Plot 18, Lrg Jelawat 4, Kawasan Perindustrian Seberang Jaya 13700, Prai, Penang, Malaysia • Tel: +604-3992909 • Fax: +604-399290338