W989D6CB Datasheet, PDF (61/67 Pages) Winbond – 512Mb Mobile LPSDR

W989D6CB / W989D2CB
10.23 CKE/DQM Input Timing (Write Cycle)
512Mb Mobile LPSDR
CLK cycle No.
1
2
3
4
5
6
7
External
CLK
Internal
CKE
DQM
DQ
D1
D2
CLK cycle No.
1
2
D3
D5
D6
DQM MASK
CKE MASK
(1)
3
4
5
6
7
External
CLK
Internal
CKE
DQM
DQ
D1
D2
D3
D5 D6
DQM MASK
CKE MASK
(2)
CLK cycle No.
1
2
3
4
5
6
7
External
CLK
Internal
CKE
DQM
DQ
D1
D2
Note) “Dn” = Write data, and “Qn” = Read data
D3
D4
CKE MASK
(3)
D5 D6
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Publication Release Date: Sep, 22, 2011
Revision A01-005