參數(shù)資料
型號: P2V28S20ATP-7
廠商: Vanguard International Semiconductor Corporation
英文描述: 128Mb SDRAM Specification
中文描述: 128Mb的SDRAM內(nèi)存規(guī)格
文件頁數(shù): 7/51頁
文件大小: 652K
代理商: P2V28S20ATP-7
128Mb Synchronous DRAM
JULY.2000
Rev.2.2
P2V28S20ATP-7,-75,-8 (4-BANK x 8,388,608-WORD x 4-BIT)
P2V28S30ATP-7,-75,-8 (4-BANK x 4,194,304-WORD x 8-BIT)
P2V28S40ATP-7,-75,-8 (4-BANK x 2,097,152-WORD x 16-BIT)
Page-6
H=High Level, L=Low Level, V=Valid, X=Don't Care, n=CLK cycle number
NOTE:
1. A7-A9 =0, A0-A6 =Mode Address
COMMAND TRUTH TABLE
COMMAND
MNEMONIC
CKE
n-1
CKE
n
/CS
/RAS /CAS
/WE
BA0,1 A11
A10
A0-9
DESEL
H
X
H
X
X
X
X
X
X
X
No Operation
NOP
H
X
L
H
H
H
X
X
X
X
ACT
H
X
L
L
H
H
V
V
V
V
PRE
H
X
L
L
H
L
V
X
L
X
PREA
H
X
L
L
H
L
X
H
X
WRITE
H
X
L
H
L
L
V
V
L
V
WRITEA
H
X
L
H
L
L
V
V
H
V
READ
H
X
L
H
L
H
V
V
L
V
READA
H
X
L
H
L
H
V
V
H
V
Auto-Refresh
REFA
H
H
L
L
L
H
X
X
X
X
Self-Refresh Entry
REFS
H
L
L
L
L
H
X
X
X
X
Self-Refresh Exit
REFSX
L
H
H
X
X
X
X
X
X
X
L
H
L
H
H
H
X
X
X
X
Mode Register Set
MRS
H
X
L
L
L
L
L
L
L
V*1
X
Burst Terminate
TBST
H
X
L
H
H
L
X
X
X
X
Deselect
Row Address Entry &
Bank Active
Single Bank Precharge
Precharge All Banks
Column Address Entry
&Write
Column Address Entry &
Write with Auto-Precharge
Column Address Entry
& Read
Column Address Entry &
Read with Auto-Precharge
相關(guān)PDF資料
PDF描述
P2V28S40ATP-7 128Mb SDRAM Specification
P2V28S40ATP-75 128Mb SDRAM Specification
P2V28S40ATP-8 128Mb SDRAM Specification
P2V28S20ATP-75 128Mb SDRAM Specification
P2V28S20ATP-8 128Mb SDRAM Specification
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
P2V28S20ATP-75 制造商:VML 制造商全稱:VML 功能描述:128Mb SDRAM Specification
P2V28S20ATP-8 制造商:VML 制造商全稱:VML 功能描述:128Mb SDRAM Specification
P2V28S20DTP-7 制造商:VML 制造商全稱:VML 功能描述:128Mb SDRAM Specification
P2V28S30ATP-7 制造商:VML 制造商全稱:VML 功能描述:128Mb SDRAM Specification
P2V28S30ATP-75 制造商:VML 制造商全稱:VML 功能描述:128Mb SDRAM Specification