Cke/dqm input timing (write cycle) – Rainbow Electronics W982516CH User Manual
Page 39
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W982516CH
Publication Release Date: Mar 2003
- 39 -
Revision A1
Operating Timing Example, continued
CKE/DQM Input Timing (Write Cycle)
7
6
5
4
3
2
1
CKE MASK
( 1 )
D1
D6
D5
D3
D2
CLK cycle No.
External
Internal
CKE
DQM
DQ
7
6
5
4
3
2
1
( 2 )
D1
D6
D5
D3
D2
CLK cycle No.
External
Internal
CKE
DQM
DQ
7
6
5
4
3
2
1
( 3 )
D1
D6
D5
D4
D3
D2
CLK cycle No.
External
CKE
DQM
DQ
DQM MASK
DQM MASK
CKE MASK
CKE MASK
Internal
CLK
CLK
CLK
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