EM636327Q-7 Etron Technology Inc., EM636327Q-7 Datasheet - Page 70

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

Figure 21. Burst Read and Single Write Operation
Preliminary
DQ8 - DQ31
DQ0 - DQ7
DQM1~3
A0~ A8
DQM0
CA S#
RAS#
CKE
CS#
WE#
CLK
DSF
BS
A 9
High
Hi-Z
Hi-Z
Command
Activate
Bank A
RAx
RAx
T0
t
T 1
CK2
Command
Bank A
Read
CAx
T2
T3
Ax0
Ax0
T4
Ax1
Ax1
T5
Ax2
Ax2
T6
Ax3
Ax3
T7
T8
Single Write
Command
Bank A
DQw0
DQw0
CAw
T9
70
Single Write
T10 T 11 T12 T13 T14 T 15 T16 T 17 T18 T19 T20 T21 T22
Command
Bank A
DQx0
CAx
(Burst Length=4, CAS# Latency=2)
Command
Bank A
Read
CAy
Lower Byte
is masked
Ay0
Ay0 Ay1
Lower Byte
is masked
Ay2
EM636327
Ay3
Ay3
Single Write
Command
December
Bank A
CAz
Az0
Az0
Lower Byte
is masked
1998