參數(shù)資料
型號: MT4C4007J
廠商: Micron Technology, Inc.
英文描述: 1 Meg x 4 EDO DRAM(1M x 4擴展數(shù)據(jù)輸出動態(tài)RAM)
中文描述: 1梅格× 4 EDO公司的DRAM(3米× 4擴展數(shù)據(jù)輸出動態(tài)內(nèi)存)
文件頁數(shù): 3/16頁
文件大小: 204K
代理商: MT4C4007J
1 Meg x 4 EDO DRAM
D23.pm5 – Rev. 3/97
Micron Technology, Inc., reserves the right to change products or specifications without notice.
1997, Micron Technology, Inc.
3
1 MEG x 4
EDO DRAM
OBSOLETE
FUNCTIONAL BLOCK DIAGRAM
EDO PAGE MODE
1024
A0
A1
A2
A3
A4
A5
A6
A7
A8
A9
RAS#
10
10
10
NO. 2 CLOCK
GENERATOR
REFRESH
CONTROLLER
NO. 1 CLOCK
GENERATOR
Vcc
Vss
10
WE#
CAS#
10
COLUMN
ADDRESS
BUFFER(10)
ROW
ADDRESS
BUFFERS (10)
1024
1024
OE#
DQ1
DQ2
DQ3
DQ4
4
4
4
4
REFRESH
COUNTER
1024
R
(
R
D
C
S
DATA-OUT
BUFFER
DATA-IN
BUFFER
COLUMN
DECODER
CONTROL
LOGIC
1024
1024 x 1024 x 4
MEMORY
ARRAY
SENSE AMPLIFIERS
I/O GATING
TRUTH TABLE
ADDRESSES
t
R
X
ROW
ROW
ROW
n/a
n/a
ROW
n/a
ROW
ROW
ROW
X
DATA-IN/OUT
DQ1-DQ4
High-Z
Data-Out
Data-In
Data-Out
Data-Out
Data-Out
Data-In
Data-In
High-Z
Data-Out
Data-In
High-Z
FUNCTION
Standby
READ
EARLY WRITE
EDO-PAGE-MODE
READ
RAS#
H
L
L
L
L
L
L
L
L
L
H
L
L
H
L
H
L
CAS#
H
X
L
L
H
L
H
L
L
H
H
L
H
L
H
L
L
L
WE#
X
H
L
H
H
H
L
L
X
H
L
H
OE#
X
L
X
L
L
L
X
X
X
L
X
X
t
C
X
COL
COL
COL
COL
n/a
COL
COL
n/a
COL
COL
X
1st Cycle
2nd Cycle
Any Cycle
1st Cycle
2nd Cycle
EDO-PAGE-MODE
EARLY-WRITE
RAS#-ONLY REFRESH
HIDDEN
REFRESH
CBR REFRESH
READ
WRITE
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