TSV + interposer

By: David Kanter (dkanter.delete@this.realworldtech.com), December 30, 2010 2:45 pm
Room: Moderated Discussions
Groo (charlie@semiaccurate.com) on 12/30/10 wrote:
---------------------------
>arf (no@thanks.com) on 12/30/10 wrote:
>---------------------------
>>TSV is a step beyond SoC to attach pieces that can not ( and probably never) made on the same piece of silicon.
>>That's why you see samsung and all Com Fabless companies so hot on TSV
>
>I basically agree with everything but this. With TSVs you can make a stack of things
>that you can easily make on the same wafer, EG a DRAM stack.

The whole point of 3D integration is primarily to use different substrates (e.g. SOI and bulk, RF and bulk, logic and DRAM).

>It might be more economical
>to make a stack, but it is easy enough to make a HUGE DRAM >should the need arise. Ask IBM. :)
>
>Also, stack != TSV, there are plenty of other ways to do it. TSVs are probably
>the most complex, expensive and error prone way to do it.

You forgot highest performance : ) You can get far more TSVs than you can get wire bonds --> higher bandwidth.

David
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TopicPosted ByDate
Ivy Bridge and stacked DRAMDavid Kanter2010/12/29 02:06 PM
  Ivy Bridge and stacked DRAMGroo2010/12/29 04:31 PM
    Ivy Bridge and stacked DRAMRohit2010/12/30 12:02 AM
      Ivy Bridge and stacked DRAMGroo2010/12/30 01:20 PM
    Ivy Bridge and stacked DRAManon2010/12/30 03:26 AM
      Ivy Bridge and stacked DRAMGroo2010/12/30 01:23 PM
        Ivy Bridge and stacked DRAManon2010/12/30 03:59 PM
          Ivy Bridge and stacked DRAMGroo2010/12/30 07:24 PM
            64 bit LPDDR2 is enough for Ivy's 24EU IGP...Hans de Vries2010/12/30 11:54 PM
              64 bit LPDDR2 is enough for Ivy's 24EU IGP...Groo2011/01/01 01:07 PM
                64 bit LPDDR2 is enough for Ivy's 24EU IGP...Hans de Vries2011/01/07 06:27 PM
              64 bit LPDDR2 is enough for Ivy's 24EU IGP...IntelUser20002011/01/03 05:28 AM
          Ivy Bridge and stacked DRAMJouni Osmala2011/01/04 12:39 AM
        Ivy Bridge and stacked DRAManon2010/12/30 03:59 PM
  Ivy Bridge and stacked DRAMEuronymous2010/12/29 10:35 PM
    TSV + interposerDavid Kanter2010/12/29 11:36 PM
      TSV + interposerEuronymous2010/12/30 06:25 AM
      TSV + interposerarf2010/12/30 12:11 PM
        TSV dimensions vs. metal layersDavid Kanter2010/12/30 12:33 PM
          TSV dimensions vs. metal layersarf2010/12/30 03:24 PM
            TSV dimensions vs. metal layersDavid Kanter2010/12/30 06:10 PM
        TSV + interposerGroo2010/12/30 02:08 PM
          TSV + interposerDavid Kanter2010/12/30 02:45 PM
            TSV + interposerGroo2010/12/30 07:22 PM
    Ivy Bridge and stacked DRAMGroo2010/12/30 01:26 PM
  Ivy Bridge and stacked DRAMajensen2010/12/30 03:50 AM
  512-bit without TSV?M.Isobe2010/12/30 06:47 AM
    Multiple interposers are needed for ultra-wide interfaceM.Isobe2010/12/30 07:12 AM
  Stacked DRAM: Good for what it is intendedWill Smith2011/01/03 05:37 AM
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