參數(shù)資料
型號(hào)： IDT54FCT2257ATSOB
廠商： Integrated Device Technology, Inc.
英文描述： FAST CMOS QUAD 2-INPUT MULTIPLEXER
中文描述： 快速CMOS四路2輸入多路復(fù)用器
文件頁數(shù)： 5/7頁
文件大?。?/td> 135K
代理商： IDT54FCT2257ATSOB
IDT54/74FCT157T/AT/CT/DT, IDT54/74FCT257T/AT/CT/DT - 2257T/AT/CT
FAST CMOS QUAD 2-INPUT MULTIPLEXER
MILITARY AND COMMERCIAL TEMPERATURE RANGES
6.6
5
SWITCHING CHARACTERISTICS OVER OPERATING RANGE - FCT157T
SWITCHING CHARACTERISTICS OVER OPERATING RANGE – FCT257/2257T
2537 tbl 07
2537 tbl 08
2537 tbl 09
NOTES:
1. See test circuits and waveforms.
2. Minimum limits are guaranteed but not tested on Propagation Delay.
2537 tbl 10
FCT257/2257T
FCT257/2257AT
Com'l.
Mil.
Com'l.
Mil.
Symbol
t
PLH
t
PHL
t
PLH
t
PHL
t
PZH
t
PZL
t
PHZ
t
PLZ
Parameter
Condition
(1)
C
L
= 50pF
R
L
= 500
Min.
(2)
1.5
Max.
6.0
Min.
(2)
1.5
Max.
7.0
Min.
(2)
1.5
Max.
5.0
Min.
(2)
1.5
Max.
5.8
Unit
ns
Propagation Delay I
N
to Z
N
Propagation Delay S to Z
N
1.5
10.5
1.5
12.0
1.5
7.0
1.5
8.1
ns
Output Enable Time
1.5
8.5
1.5
10.0
1.5
7.0
1.5
8.0
ns
Output Disable Time
1.5
6.0
1.5
8.0
1.5
5.5
1.5
5.8
ns
FCT257/2257CT
FCT257DT
Com'l.
Mil.
Com'l.
Mil.
Symbol
t
PLH
t
PHL
t
PLH
t
PHL
t
PZH
t
PZL
t
PHZ
t
PLZ
Parameter
Condition
(1)
C
L
= 50pF
R
L
= 500
Min.
(2)
1.5
Max.
4.3
Min.
(2)
1.5
Max.
5.0
Min.
(2)
1.5
Max.
3.9
Min.
(2)
—
Max.
—
Unit
ns
Propagation Delay I
N
to Z
N
Propagation Delay S to Z
N
1.5
5.2
1.5
6.0
1.5
4.4
—
—
ns
Output Enable Time
1.5
6.0
1.5
6.8
1.5
4.4
—
—
ns
Output Disable Time
1.5
5.0
1.5
5.3
1.5
4.4
—
—
ns
FCT157T
FCT157AT
Com'l.
Mil.
Com'l.
Mil.
Symbol
t
PLH
t
PHL
t
PLH
t
PHL
t
PLH
t
PHL
Parameter
Condition
(1)
C
L
= 50pF
R
L
= 500
Min.
(2)
1.5
Max.
6.0
Min.
(2)
1.5
Max.
7.0
Min.
(2)
1.5
Max.
5.0
Min.
(2)
1.5
Max.
5.8
Unit
ns
Propagation Delay I
N
to Z
N
Propagation Delay
E
to Z
N
1.5
10.5
1.5
12.0
1.5
6.0
1.5
7.4
ns
Propagation Delay S to Z
N
1.5
10.5
1.5
12.0
1.5
7.0
1.5
8.1
ns
FCT157CT
FCT157DT
Com'l.
Mil.
Com'l.
Mil.
Symbol
t
PLH
t
PHL
t
PLH
t
PHL
t
PLH
t
PHL
Parameter
Condition
(1)
C
L
= 50pF
R
L
= 500
Min.
(2)
1.5
Max.
4.3
Min.
(2)
1.5
Max.
5.0
Min.
(2)
1.5
Max.
3.9
Min.
(2)
—
Max.
—
Unit
ns
Propagation Delay I
N
to Z
N
Propagation Delay
E
to Z
N
1.5
4.8
1.5
5.9
1.5
4.4
—
—
ns
Propagation Delay S to Z
N
1.5
5.2
1.5
6.0
1.5
4.6
—
—
ns
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