EM636327Q-7 Etron Technology Inc., EM636327Q-7 Datasheet - Page 47

• Manufacturer Part Number: EM636327Q-7
• Description: 512K x 32 High Speed Synchronous Graphics DRAM(SGRAM)
• Manufacturer: Etron Technology Inc.

Figure 12.3. Random Row Write (Interleaving Banks)
* t
Preliminary
A0 ~ A8
CA S#
RAS#
DQM
CKE
CS#
WE#
WR
CLK
DSF
A 9
BS
DQ
High
Hi-Z
> t
Command
Activate
Bank A
WR
RAx
RAx
T0
(min.)
(Burst Length=8, CAS# Latency=3)
t
CK3
t
T 1
RCD
Command
T2
Bank A
Write
DAx0 DAx1 DAx2 DAx3 DAx4 DAx5 DAx6 DAx7 DBx0 DBx1
CAx
T3
T4
T5
T6
T7
Command
Activate
Bank B
RBx
RBx
T8
T9
47
T10 T 11 T12 T13 T14 T15 T16 T17 T18 T19 T20 T21 T22
Command
Bank B
Write
CBx
t
WR*
Precharge
Command
DBx2 DBx3 DBx4 DBx5 DBx6
Bank A
t
RP
Command
Activate
Bank A
RAy
RAy
DBx7
Command
Bank A
DAy0
Write
EM636327
CAy
t
WR*
DAy1 DAy2
December
Precharge
Command
Bank B
DAy3
1998