[SI-LIST] DDR3 CK/CK# termination

  • From: "Sinha, Snehamay" <snehamay@xxxxxx>
  • To: Si-List <si-list@xxxxxxxxxxxxx>
  • Date: Tue, 3 Jan 2012 22:33:31 +0000

Hi,
 I was looking at the JEDEC spec for DDR3 DIMMs and saw that the termination 
for the CK/CK# is through a capacitor to VDDQ. Why is this? Wouldn't it be 
simpler to connect the midpoint of the termination resistors to VTT without the 
capacitor.

regards,
Snehamay


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