Hitachi HD64411 Q2 User Manual page 192

(8) UGM Write Cycle
Table 7-11UGM Write Cycle
I t e m
RAS Delay Time
CAS Delay Time
Row Address Setup Time
Row Address Hold Time
Column Address Setup
Time
Column Address Hold Time t
MD Turn On Time
WE Delay Time
MD Output Setup Time
MD Output Hold Time
(9) UGM Refresh Cycle
Table 7-12UGM Refresh Cycle
I t e m
RAS Delay Time
CAS Delay Time
Symbol Min M a x
t — 25
RASD
t — 25
CASD
t 0 —
ROWS
t 15 —
ROWH
t 6 —
COMS
10 —
COMH
t 0 —
MDON
t — 25
WED
t 0 —
MDOS
t 18 —
MDOH
Symbol Min M a x
t — 25
RASD
t — 25
CASD
T e s t
Unit Conditions N o t e s
ns Figure 7-13
Figure 7-14
ns
ns
ns
ns
ns
ns
ns
ns
ns
T e s t
Unit Conditions N o t e s
ns Figure 7-15
ns
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