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EM47EM3288MBA Datasheet(PDF) 21 Page - Eorex Corporation |
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EM47EM3288MBA Datasheet(HTML) 21 Page - Eorex Corporation |
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21 / 39 page ![]() EM47EM3288MBA Apr. 2014 21/39 www.eorex.com AC Operating Test Characteristics (VDD, VDDQ= 1.35V -0.065/+0.1V or 1.5V±0.075V) Symbol Speed Bin -125 (DDR3L-1600) -150 (DDR3L-1333) Units Notes CL-nRCD-nRP 11-11-11 9-9-9 Parameter Min. Max. Min. Max. tREFPDEN Timing of REF command to power- down entry 1 - 1 - nCK 20,2 1 tMRSPDEN Timing of MRS command to power- down entry tMOD (min) - tMOD (min) - tCPDED Command pass disable delay 1 - 1 - nCK tACTPDEN Timing of ACT command to power- down entry 1 - 1 - nCK 20 tPRPDEN Timing of PRE command to power- down entry 1 - 1 - nCK 20 tRDPDEN Timing of RD/RDA command to power-down entry RL + 4 +1 - RL + 4 + 1 - nCK tAON RTT turn-on -225 225 -250 250 ps 7 tAONPD Asynchronous RTT turn-on delay (Power-down with DLL frozen) 2 8.5 2 8.5 ns tAOF RTT_Nom and RTT_WR turn-off time from ODTLoff reference 0.3 0.7 0.3 0.7 tCK (avg) 8 tAOFPD Asynchronous RTT turn-off delay (Power-down with DLL frozen) 2 8.5 2 8.5 ns ODTH4 ODT high time without write command or with write command and BC4 4 - 4 - nCK ODTH8 ODT high time with write command and BL8 6 - 6 - nCK tADC RTT dynamic change skew 0.3 0.7 0.3 0.7 tCK (avg) tZQinit Power-up and reset calibration time 512 - 512 - nCK tZQoper Normal operation full calibration time 256 - 256 - nCK tZQCS Normal operation short calibration time 64 - 64 - nCK 23 tWLMRD First DQS pulse rising edge after write leveling mode is programmed 40 - 40 - nCK 3 tWLDQSEN DQS./DQS delay after write leveling mode is programmed 25 - 25 - nCK 3 tRTW Read to write command delay (BC4MRS, BC4OTF) RL + tCCD/2 + 2nCK-WL - RL + tCCD/2 + 2nCK-W L - tRTW Read to write command delay (BL8MRS, BL8OTF) RL + tCCD/2 + 2nCK-WL - RL + tCCD/2 + 2nCK-W L - tRAP Active to read with auto precharge command delay tRCD min - tRCD min - |
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