EM636327Q-7 Etron Technology Inc., EM636327Q-7 Datasheet - Page 25

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

Figure 2. AC Parameters for Read Timing
Preliminary
A0 - A 8
C A S#
RAS#
DSF
D QM
CKE
C S#
WE#
CLK
A 9
DQ
BS
Hi-Z
t
T0
CH
t
IS
t
CL
T 1
t
IS
Command
Activate
Bank A
RAx
RAx
T2
t
t
IS
CK2
t
RCD
t
t
IH
IH
T3
Command
Bank A
t
Read
RRD
CAx
T4
T5
t
t
LZ
AC2
Command
Activate
Bank B
RBx
Ax0
RBx
25
T6
t
AC2
(Burst Length=2, CAS# Latency=2)
t
t
OH
RAS
Ax1
T7
t
Auto Precharge
HZ
t
RC
Command
Read with
Bank B
CBx
Begin AutoPrecharge
T8
Bank B
T9
Precharge
Command
Bank A
Bx0
T10
t
RP
Bx1
T 11
t
t
IH
HZ
EM636327
Command
Activate
RAy
RAy
Bank A
T12
December
T13
1998