EtronTech
EM636165-XXI
1M x 16 SDRAM
Figure 22. Full Page Random Column Read
(Burst Length=Full Page, CAS# Latency=2)
T0 T 1 T2 T3 T4 T5 T6 T7 T8 T9 T10 T 11 T12 T13 T14 T15 T16 T17 T18 T19 T20 T21 T22
CLK
CKE
tCK2
CS#
RAS#
CAS#
WE#
A11
A10
RAx
RAx
RBx
RBx
RBw
RBw
CAx
CAz
CBx CAy
CBy
CBz
A0~A9
tRP
DQM
DQ
tRRD
tRCD
Ax0 Bx0 Ay0 Ay1
By0 By1 Az0 Az1
Az2 Bz0 Bz1
Bz2
Activate
Command
Bank B
Read
Command
Bank B
Read
Command
Bank B
Read
Command
Bank A
Read
Command
Bank B
Precharge
Command Bank B
(Precharge Temination)
Activate
Command
Bank A
Read
Activate
Read
Command
Bank A
Command
Bank B
Command
Bank A
Preliminary
68
Rev. 1.1 Apr. 2005
ETRON [ ETRON TECHNOLOGY, INC. ]
