EM636327Q-7 Etron Technology Inc., EM636327Q-7 Datasheet - Page 60

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

Figure 17.1. Auto Precharge after Write Burst
Preliminary
A0 ~ A8
CA S#
RAS#
WE#
DQM
CKE
CS#
WE#
CLK
A 9
BS
DQ
High
Hi-Z
Command
Activate
Bank A
RAx
RAx
T0
Command
Bank A
DAx0 DAx1 DAx2 DAx3
CAx
Write
t
T 1
CK1
T2
Command
Activate
Bank B
RBx
RBx
T3
Auto Precharge
T4
Write with
Command
Bank B
DBx0 DBx1 DBx2 DBx3
CBx
T5
T6
T7
Auto Precharge
T8
Write with
Command
Bank A
DAy0
CAy
T9
DAy1 DAy2
60
T10
Command
Activate
Bank B
RBy
RBy
T 11
(Burst Length=4, CAS# Latency=1)
DAy3 DBy0
Auto Precharge
T12 T13 T14 T15 T16 T17 T18 T19 T20 T21 T22
Write with
Command
Bank B
CBy
DBy1 DBy2 DBy3
Command
Activate
Bank A
RAz
RAz
Auto Precharge
Write with
Command
Bank A
EM636327
DAz0 DAz0
CAz
December
DAz0 DAz0
1998