VG4616321B View Datasheet(PDF) - Vanguard International Semiconductor
Part Name
Description
MFG CO.
'VG4616321B' PDF : 82 Pages View PDF
VIS
Preliminary
Figure 11.2 Random Row Read (lnterleaving Banks)
(Burst Length = 8, CAS Latency = 2)
VG4616321B/VG4616322B
262,144x32x2-Bit
CMOS Synchronous Graphic RAM
T0 T1 T2 T3 T4 T5 T6 T7 T8 T9 T10 T11 T12 T13 T14 T15 T16 T17 T18 T19 T20 T21 T22
CLK
CKE
High
t
CK2
CS
RAS
CAS
WE
DSF
BS
A9
RBx
RBx
RBy
A0 ~ A8
RBx
CBx
RAx
CAx
RBy
CBy
tRCD
tAC2
tRP
DQM
DQ
Hi-Z
Bx0 Bx1 Bx2 Bx3 Bx4 Bx5 Bx6 Bx7 Ax0 Ax1 Ax2 Ax3 Ax4 Ax5 Ax6 Ax7
By0 By1
Activate
Command
Read
Command
Bank B Bank B
Activate
Command
Bank A
Precharge
Command
Bank B
Read
Command
Bank A
Activate
Command
Bank B
Read
Command
Bank B
Document:1G5-0145
Rev.1
Page 46
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