EM636327Q-7 Etron Technology Inc., EM636327Q-7 Datasheet - Page 62

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

Figure 17.3. Auto Precharge after Write Burst
Preliminary
A0~ A8
CA S#
RA S#
DQM
CKE
CS#
WE#
CLK
DSF
A 9
BS
DQ
High
Hi-Z
Command
Activate
Bank A
RAx
RAx
T0 T 1
t
CK3
T2 T3
Command
Bank A
DAx0 DAx1 DAx2 DAx3
CAx
Write
Command
Activate
Bank B
RBx
RBx
T4 T5
Auto Precharge
T6
Write with
Command
Bank B
DBx0 DBx1 DBx2 DBx3
CBx
T7
T8
T9 T10 T 11 T12 T13 T14 T 15 T16 T17 T18 T19 T20 T21 T22
Auto Precharge
62
Write with
Command
Bank A
DAy0
CAy
(Burst Length=4, CAS# Latency=3)
DAy1 DAy2
DAy3
Command
Activate
Bank B
RBy
RBy
`
Auto Precharge
Write with
Command
Bank B
DBy0
CBy
EM636327
DBy1 DBy2 DBy3
December
1998