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PD45128441-I Datasheet, PDF (59/89 Pages) Elpida Memory – 128M-bit Synchronous DRAM 4-bank, LVTTL WTR (Wide Temperature Range)
13.15 Random Row Write (Ping-Pong Banks) (1/2) (Burst Length = 8, /CAS Latency = 2)
T0 T1 T2 T3 T4 T5 T6 T7 T8 T9 T10 T11 T12 T13 T14 T15 T16 T17 T18 T19 T20 T21
CLK
CKE
H
/CS
/RAS
/CAS
/WE
BA0
BA1
A10
ADD
DQM
DQ
RAa
RAa
L
Hi-Z
RDa
RAb
CAa
RDa
CDa
RAb
CAb
DAa1 DAa2 DAa3 DAa4 DAa5 DAa6 DAa7 DAa8 DDa1 DDa2 DDa3 DDa4 DDa5 DDa6 DDa7 DDa8 DAb1 DAb2 DAb3
Activate
Command
for Bank A
Write
Command
for Bank A
Activate
Command
for Bank D
Write
Command
for Bank D
Precharge
Command
for Bank A
Activate
Command
for Bank A
Write
Command
for Bank A
Precharge
Command
for Bank D