參數(shù)資料
型號(hào): VG2617400DJ-5
英文描述: DRAM|FAST PAGE|4MX4|CMOS|SOJ|26PIN|PLASTIC
中文描述: 內(nèi)存|快速頁面| 4MX4 |的CMOS | SOJ | 26PIN |塑料
文件頁數(shù): 4/25頁
文件大?。?/td> 212K
代理商: VG2617400DJ-5
Document:1G5-0126
Rev.1
Page 4
VIS
VG26(V)(S)17400D
4,194,304 x 4 - Bit
CMOS Dynamic RAM
Truth Table
Notes : 1. EARLY WRITE only.
FUNCTION
RAS
H
CAS
WE
X
OE
X
ADDRESSES
ROW
DQ
S
Notes
COL
STANDBY
X
X
High - Z
READ
WRITE : (EARLY
WRITE)
READ WRITE
L
L
L
L
H
L
L
X
ROW
ROW
COL Data - Out
COL Data - In
L
L
ROW
COL Data - Out, Data - In
PAGE -
MODE READ
1st Cycle
L
H
L
ROW
COL Data - Out
2st
Cycle
1st Cycle
L
H
L
n/a
COL Data - Out
PAGE -
MODE WRITE
L
L
X
ROW
COL Data - In
2st
Cycle
1st Cycle
L
L
X
n/a
COL Data - In
PAGE - MODE
READ - WRITE
L
ROW
COL Data - Out, Data - In
2st
Cycle
READ
L
n/a
COL Data - Out, Data - In
HIDDEN
REFRESH
L
H
L
ROW
COL Data - Out
WRITE
L
L
X
ROW
COL Data - In
1
RAS - ONLY REFRESH
CBR REFRESH
L
H
L
X
H
X
X
ROW
X
n/a
X
High - Z
High - Z
H
X
H
L
L
H
H
L
H
L
H
L
H
L
H
L
H
L
L
H
H
L
H
L
L
H
L
H
L
L
H
L
H
L
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