W989D6DB Datasheet, PDF (39/64 Pages) Winbond – Standard Self Refresh Mode

W989D6DB / W989D2DB
10.8 Extended Mode register Set (EMRS) Cycle
tRSC
CLK
CS
tCMS tCMH
RAS
CAS
WE
Address
BA0,BA1
tCMS tCMH
tCMS tCMH
tCMS tCMH
tAS
tAH
Register
set data
A0
A1
A2
A3
A4
A5
A6
A7
A8
A9
A10
A11
An
BA0
BA1
PASR
0
Reserved
0
Output Driver
0
0
0
Reserved
0
0
0
0
Extended
Mode
1 Register Set
* "Reserved" should stay "0" during EMRS cycle.
next
command
A2 A1 A0
000
001
010
011
100
101
110
111
A6 A5
00
01
10
11
Partial Self Refresh
All banks
Bank0,1 (BA1=0)
Bank0 (BA0= BA1=0)
Reserved
Output Driver Strength
Full Strength
1/2 Strength
1/4 Strength
1/8 Strength
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Publication Release Date: Mar. 19, 2014
Revision: A01-001