W989D6DB Datasheet, PDF (41/64 Pages) Winbond – Standard Self Refresh Mode

W989D6DB / W989D2DB
11.2 Interleaved Bank Read (Burst Length = 4, CAS Latency = 3, Auto-precharge)
CLK
0
1
2
3
4
5
6
7
8
9
10 11 12 13 14 15 16 17 18 19 20 21 22 23
CS
RAS
CAS
tRC
tRAS
tRC
tRP
tRAS
tRC
tRAS
tRP
tRC
tRP
tRAS
WE
BA0
BA1
tRCD
tRCD
A10 RAa
RBb
RAc
tRCD
RBd
tRCD
RAe
Address RAa
CAw RBb
CBx
RAc
CAy
RBd
CBz
RAe
DQM
CKE
DQ
tAC
aw0 aw1 aw2 aw3
tAC
tAC
bx0 bx1 bx2 bx3
cy0 cy1 cy2 cy3
tAC
dz0
tRRD
tRRD
tRRD
tRRD
Bank #0 Active
Bank #1
Bank #2
Idle
Bank #3
Read
Active
Active
Read
AP*
Read
AP*
* AP is the internal precharge start timing
Active AP*
Read
Active
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Publication Release Date: Mar. 19, 2014
Revision: A01-001