[SI-LIST] Multiple Vref inputs for QDR SRAMs

  • From: "Aaron Frank" <aaron@xxxxxxxxxxxxx>
  • To: <si-list@xxxxxxxxxxxxx>
  • Date: Thu, 20 Sep 2001 11:43:20 -0400

Can anybody enlighten me on why one would design multiple Vref inputs for
QDR (HSTL) SRAMs?
My assumption is that all Vref inputs are fed by a common Vdd/2 source.

Most SRAMs have two Vref inputs, and some QDR controllers have up to 8
inputs.

thnx
AAron

*************************************
Aaron Frank, P.Eng.
Technical Lead, Systems Engineering
SiberCore Technologies
voice: 613.271.8100  x388
  fax: 613.281.8444
email: aaron@xxxxxxxxxxxxx
  web: www.sibercore.com
*************************************

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