Instruction Manual

W9864G2GH
- 44 -
Operating Timing Example, continued
14.21 CKE/DQM Input Timing (Write Cycle)
7
6
5432
1
CKE MASK
( 1 )
D1 D6D5D3D2
CLK cycle No.
External
Internal
CKE
DQM
DQ
7
6
5432
1
( 2 )
D1
D6
D5
D3D2
CLK cycle No.
External
Internal
CKE
DQM
DQ
76
5432
1
( 3 )
D1
D6D5D4
D3D2
CLK cycle No.
External
CKE
DQM
DQ
DQM MASK
DQM MASK
CKE MASK
CKE MASK
Internal
CLK
CLK
CLK