HM5259165B/HM5259805B/HM5259405B-75/A6
Write command to Precharge command interval (same bank): When the precharge command is executed
for the same bank as the write command that preceded it, the minimum interval between the two commands is
1 clock. However, if the burst write operation is unfinished, the input data must be masked by means of
DQM, DQMU/DQML for assurance of the clock defined by tDPL.
WRITE to PRECHARGE Command Interval (same bank)
Burst Length = 4 (To stop write operation)
CLK
Command
DQM,
DQMU/DQML
Din
CLK
Command
DQM,
DQMU/DQML
Din
WRIT PRE/PALL
tDPL
WRIT
PRE/PALL
in A0
in A1
tDPL
Burst Length = 4 (To write all data)
CLK
Command
DQM,
DQMU/DQML
Din
WRIT
PRE/PALL
in A0
in A1
in A2
in A3
tDPL
Data Sheet E0118H10
36