W949D6DB Datasheet, PDF (45/60 Pages) Winbond – Standard Self Refresh Mode

W949D6DB / W949D2DB
8.11.2 Self Refresh Entry and Exit
A Self Refresh entry and exit timing diagram is shown in below.
CK
CK
CKE
Command PRE
Address
tRP
NOP
>tRFC
ARF
tXSR
tRFC
NOP
NOP
ARF
NOP
ACT
Ba A,
Row n
A10 (AP)
DQ
Pre All
High-z
Enter
Self Refresh
Mode
Exit from
Self Refresh
Mode
Any Command
(Auto Refresh
Recommened)
Row n
= Don't Care
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Publication Release Date: Oct. 08, 2014
Revision: A01-003