EM636327Q-7 Etron Technology Inc., EM636327Q-7 Datasheet - Page 45

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

Figure 12.1. Random Row Write (Interleaving Banks)
Preliminary
A0 ~ A8
CA S#
RAS#
DQM
CKE
CS#
WE#
DSF
CLK
BS
A 9
DQ
High
Hi-Z
Command
Activate
Bank A
RAx
RAx
t
T0
RCD
Command
DAx0 DAx1 DAx2 DAx3 DAx4 DAx5 DAx6 DAx7 DBx0 DBx1
Bank A
Write
CAx
(Burst Length=8, CAS# Latency=1)
T 1
t
CK1
T2
T3
T4
T5
T6
T7
Command
Activate
Bank B
RBx
RBx
T8
Command
Bank B
CBx
Write
T9
45
T10 T 11 T12 T13 T14 T15 T16 T17 T18 T19 T20 T21 T22
DBx2 DBx3 DBx4 DBx5 DBx6
Precharge
Command
Bank A
t
Command
RP
Activate
Bank A
RAy
RAy
DBx7
t
Precharge
Command
WR
Bank B
Command
Bank A
EM636327
Write
DAy0 DAy1 DAy2
CAy
December
DAy3
1998