參數(shù)資料
型號: VG4632321AQ-7
廠商: VANGUARD INTERNATIONAL SEMICONDUCTOR CORP
元件分類: DRAM
英文描述: 524,288x32x2-Bit CMOS Synchronous Graphic RAM
中文描述: 1M X 32 SYNCHRONOUS GRAPHICS RAM, 6 ns, PQFP100
封裝: PLASTIC, QFP-100
文件頁數(shù): 44/81頁
文件大小: 1965K
代理商: VG4632321AQ-7
Document:
Rev.1
Page 19
VIS
Preliminary
VG4632321A
524,288x32x2-Bit
CMOS Synchronous Graphic RAM
Figure 11.1
(Burst Length = 8, CAS Latency = 2)
T0 T1 T2 T3 T4 T5 T6 T7 T8 T9 T10 T11 T12 T13 T14 T15 T16 T17 T18 T19 T20 T21 T22
CLK
BS
A9
A0 ~ A8
DQM
DQ
Activate
Bank B
Hi-Z
tCK1
DSF
Precharge
Command
Bank A
Random Row Read (Interleaving Banks)
RBx
RBx
CBx
CAx
RBy
CBy
RBx
RBy
RAx
t
RP
Bx0
Bx1
Bx2 Bx3
Bx4 Bx5
Bx6
Bx7 Ax0 Ax1
Ax2 Ax3
Ax4
Ax5 Ax6
By0
By1 By2
Ax7
Read
Bank B
Activate
Bank A
Read
Bank A
Precharge
Command
Read
Bank B
Activate
Bank B
t
AC1
High
CKE
CS
RAS
CAS
WE
t
RCD
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