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PD45128441-I Datasheet, PDF (57/89 Pages) Elpida Memory – 128M-bit Synchronous DRAM 4-bank, LVTTL WTR (Wide Temperature Range)
13.14 Random Row Read (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
RDa
RDa
CDa
RBa
RBa
CBa
RDb
RDb
CDb
DQM
L
Hi-Z
DQ
QDa1 QDa2 QDa3 QDa4 QDa5 QDa6 QDa7 QDa8 QBa1 QBa2 QBa3 QBa4 QBa5 QBa6 QBa7 QBa8
Activate
Command
for Bank D
Read
Command
for Bank D
Activate
Command
for Bank B
Read
Command
for Bank B
Precharge
Command
for Bank D
Activate
Command
for Bank D
Read
Command
for Bank D