EtronTech
EM636165-XXI
1M x 16 SDRAM
Figure 11.2. Random Row Read (Interleaving Banks)
(Burst Length=8, 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
tCK2
High
CKE
CS#
RAS#
CAS#
WE#
A11
RBx
RBx
A10
RAx
RAx
RBy
RBy
CBx
CAx
CBy
A0~A9
DQM
tRCD
tAC2
tRP
Hi-Z
DQ
Bx0
Bx1
Bx2
Bx3 Bx4
Bx5 Bx6 Bx7
Ax1 Ax2 Ax3
By0 By1
Ax6
Ax7
Ax4 Ax5
Ax0
Activate
Command
Bank B
Read
Command
Bank B
Activate
Command
Bank A
Precharge
Activate
Command
Bank B
Read
Command
Bank B
Command
Bank B
Read
Command
Bank A
Preliminary
40
Rev. 1.1 Apr. 2005