EM638165
EtronTech
Figure 40. Random Row Read (Interleaving Banks)
(Burst Length=4, 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 T22
CLK
CKE
Begin Auto
Precharge
Bank B
Begin Auto
Precharge
Bank A
Begin Auto
Precharge
Bank B
Begin Auto
Precharge
Bank A
High
CS#
RAS#
CAS#
WE#
BA0,1
A10
RAv
RAv
RBw
RBw
RBu
RAu
RBv
RBv
A0-A9,
A11
RBu
CBu RAu
CAu
CBv
CAv
tRP
tRP
tRP
DQM
DQ
Bu0
Bu1
Bu2
Bu3
Au0
Au1
Au2
Au3
Bv0
Bv1
Bv2
Bv3
Av0
Av1
Av2
Av3
Read
Bank A
with Auto
Precharge
Read
Bank A
with Auto
Precharge
Activate
Command
Bank B
Activate
Command
Bank A
Activate
Command
Bank B
Activate
Command
Bank A
Activate
Command
Bank B
Read
Bank B
Read
with Auto
Precharge
Bank B
with Auto
Precharge
Don’t Care
Rev. 5.2
48
Rev. 5.2
Dec. /2013
ETRON [ ETRON TECHNOLOGY, INC. ]
