hm5216165 Elpida Memory, Inc., hm5216165 Datasheet - Page 30

• Manufacturer Part Number: hm5216165
• Description: 16 M Lvttl Interface Sdram 512-kword ? 16-bit ? 2-bank
• Manufacturer: Elpida Memory, Inc.

HM5216165 Series
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 cycle.
WRITE to PRECHARGE Command Interval (same bank): However, if the burst write operation is
unfinished, the input data must be masked by means of DQMU and DQML for assurance of the cycle defined
by t
WRITE to PRECHARGE Command Interval (same bank)
Burst Length = 4 (To stop write operation)
Burst Length = 4 (To write all data)
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Command
CLK
Command
Command
DQM
CLK
DQM
Din
CLK
DQM
Din
Din
DPL
.
WRIT
t
WRIT
WRIT
DPL
in A0
in A0
PRE/PALL
in A1
in A1
Data Sheet E0167H10
t
DPL
in A2
PRE/PALL
in A3
t
DPL
PRE/PALL