Rainbow Electronics W9864G6GB User Manual
Page 18
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W9864G6GB
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(2) A.C Latency Characteristics
CKE to clock disable (CKE Latency)
1
tCK
DQM to output to HI-Z (Read DQM Latency)
2
DQM to output to HI-Z (Write DQM Latency)
0
Write command to input data (Write Data Latency)
0
CS to Command input ( CS Latency)
0
Precharge to DQ Hi-Z Lead time
CL = 2
2
CL = 3
3
Precharge to Last Valid data out
CL = 2
1
CL = 3
2
Bust Stop Command to DQ Hi-Z Lead time
CL = 2
2
CL = 3
3
Bust Stop Command to Last Valid Data out
CL = 2
1
CL = 3
2
Read with Auto-precharge Command to Active/Ref
Command
CL = 2
BL +
tRP
tCK
+
nS
CL = 3
BL +
tRP
tCK
+ nS
Write with Auto-precharge Command to Active/Ref
Command
CL = 2
(BL+1) +
tRP
tCK
+ nS
CL = 3
(BL+1) +
tRP
tCK
+ nS
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