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W971GG8JB25A Datasheet(PDF) 3 Page - Winbond |
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W971GG8JB25A Datasheet(HTML) 3 Page - Winbond |
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3 / 87 page  W971GG8JB Publication Release Date: Jun. 15, 2012 - 3 - Revision A02 11.1 Command Input Timing .......................................................................................................................68 11.2 ODT Timing for Active/Standby Mode .................................................................................................69 11.3 ODT Timing for Power Down Mode ....................................................................................................69 11.4 ODT Timing mode switch at entering power down mode ....................................................................70 11.5 ODT Timing mode switch at exiting power down mode ......................................................................71 11.6 Data output (read) timing ....................................................................................................................72 11.7 Burst read operation: RL=5 (AL=2, CL=3, BL=4) ................................................................................72 11.8 Data input (write) timing ......................................................................................................................73 11.9 Burst write operation: RL=5 (AL=2, CL=3, WL=4, BL=4) ....................................................................73 11.10 Seamless burst read operation: RL = 5 ( AL = 2, and CL = 3, BL = 4) ......................................74 11.11 Seamless burst write operation: RL = 5 ( WL = 4, BL = 4).........................................................74 11.12 Burst read interrupt timing: RL =3 (CL=3, AL=0, BL=8) .............................................................75 11.13 Burst write interrupt timing: RL=3 (CL=3, AL=0, WL=2, BL=8) ..................................................75 11.14 Write operation with Data Mask: WL=3, AL=0, BL=4) ...............................................................76 11.15 Burst read operation followed by precharge: RL=4 (AL=1, CL=3, BL=4, tRTP ≤ 2clks) ............77 11.16 Burst read operation followed by precharge: RL=4 (AL=1, CL=3, BL=8, tRTP ≤ 2clks) ............77 11.17 Burst read operation followed by precharge: RL=5 (AL=2, CL=3, BL=4, tRTP ≤ 2clks) ............78 11.18 Burst read operation followed by precharge: RL=6 (AL=2, CL=4, BL=4, tRTP ≤ 2clks) ............78 11.19 Burst read operation followed by precharge: RL=4 (AL=0, CL=4, BL=8, tRTP > 2clks) ............79 11.20 Burst write operation followed by precharge: WL = (RL-1) = 3 ..................................................79 11.21 Burst write operation followed by precharge: WL = (RL-1) = 4 ..................................................80 11.22 Burst read operation with Auto-precharge: RL=4 (AL=1, CL=3, BL =8, tRTP ≤ 2clks) ...............80 11.23 Burst read operation with Auto-precharge: RL=4 (AL=1, CL=3, BL=4, tRTP > 2clks) ...............81 11.24 Burst read with Auto-precharge followed by an activation to the same bank (tRC Limit): RL=5 (AL=2, CL=3, internal tRCD=3, BL=4, tRTP ≤ 2clks).......................................................................................81 11.25 Burst read with Auto-precharge followed by an activation to the same bank (tRP Limit): RL=5 (AL=2, CL= 3, internal tRCD=3, BL=4, tRTP ≤ 2clks).......................................................................................82 11.26 Burst write with Auto-precharge (tRC Limit): WL=2, WR=2, BL=4, tRP=3.................................82 11.27 Burst write with Auto-precharge (WR + tRP Limit): WL=4, WR=2, BL=4, tRP=3 .......................83 11.28 Self Refresh Timing ...................................................................................................................83 11.29 Active Power Down Mode Entry and Exit Timing.......................................................................84 11.30 Precharged Power Down Mode Entry and Exit Timing ..............................................................84 11.31 Clock frequency change in precharge Power Down mode ........................................................85 12. PACKAGE SPECIFICATION ..............................................................................................................86 Package Outline WBGA60 (8x12.5 mm 2)........................................................................................................86 13. REVISION HISTORY ..........................................................................................................................87 |
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