Preliminary
VG4632321A
524,288x32x2-Bit
CMOS Synchronous Graphic RAM
VIS
Figure 16.3 Auto Precharge after Read Burst (Burst Length = 4, CAS Latency = 3)
T0 T1 T2 T3 T4 T5 T6 T7 T8 T9 T10 T11 T12 T13 T14 T15 T16 T17 T18 T19 T20 T21 T22
CLK
t
CK3
CKE
High
CS
RAS
CAS
WE
DSF
BS
RAx
RAx
RBx
RBx
RBy
RBy
A9
A0 ~ A8
DQM
CAx
CAy
CBy
CBx
Hi-Z
Ay0
Ax1
Ay3
BY1
BY3
Ax2
Bx1
Bx2
Ay1
BY2
Ax3
Bx0
Bx3
Ay2
BY0
Ax0
Activate
Command
Bank A
Activate
Command
Bank B
Read with
Activate
Auto Precharge
Command
Bank B
Read with
Command
Bank B
Read with
Read
Auto Precharge
Command
Bank B
Auto Precharge
Command
Bank A
Command
Bank A
Document:
Rev.1
Page36