參數(shù)資料
型號(hào): CD74ACT257SM
廠商: Texas Instruments, Inc.
英文描述: Quad 2-Input Multiplexer with Three-State Outputs
中文描述: 四2輸入多路復(fù)用器與三態(tài)輸出
文件頁數(shù): 5/14頁
文件大?。?/td> 297K
代理商: CD74ACT257SM
5
ACT Input Load Table
INPUT
UNIT LOAD
Data
0.83
S
1.27
OE
1.27
NOTE: Unit load is
I
CC
limit specified in DC Electrical Specifications
Table, e.g., 2.4mA max at 25
o
C.
Switching Specifications
Input t
r
, t
f
= 3ns, C
L
= 50pF (Worst Case)
PARAMETER
SYMBOL
V
CC
(V)
-40
o
C TO 85
o
C
-55
o
C TO 125
o
C
UNITS
MIN
TYP
MAX
MIN
TYP
MAX
AC TYPES
Propagation Delay,
In to Y
AC/ACT257
t
PLH
, t
PHL
1.5
-
-
106
-
-
117
ns
3.3
(Note 9)
3.3
-
11.8
3.3
-
13
ns
5
(Note 10)
2.4
-
8.5
2.3
-
9.3
ns
Propagation Delay,
S to Y
AC/ACT257
t
PLH
, t
PHL
1.5
-
-
153
-
-
168
ns
3.3
4.8
-
17.1
4.7
-
18.8
ns
5
3.5
-
12.2
3.4
-
13.4
ns
Propagation Delay,
OE to Y
AC/ACT257
t
PLZ
, t
PHZ
,
t
PZL
, t
PZH
1.5
-
-
167
-
-
184
ns
3.3
5.3
-
18.7
5.2
-
20.6
ns
5
3.8
-
13.4
3.7
-
14.7
ns
Propagation Delay,
In to Y
’AC/CD74ACT258
t
PLH
, t
PHL
1.5
-
-
91
-
-
100
ns
3.3
2.9
-
10.2
2.8
-
11.2
ns
5
2.1
-
7.3
2
-
8
ns
Propagation Delay,
S to Y
’AC/CD74ACT258
t
PLH
, t
PHL
1.5
-
-
153
-
-
168
ns
3.3
4.8
-
17.1
4.7
-
18.8
ns
5
3.5
-
12.2
3.4
-
13.4
ns
Propagation Delay,
OE to Y
’AC/CD74ACT258
t
PLZ
, t
PHZ
,
t
PZL
, t
PZH
1.5
-
-
167
-
-
184
ns
3.3
5.3
-
18.7
5.2
-
20.6
ns
5
3.8
-
13.4
3.7
-
14.7
ns
Three-State Output
Capacitance
C
O
-
-
-
15
-
-
15
pF
Input Capacitance
C
I
-
-
-
10
-
-
10
pF
Power Dissipation Capacitance
C
PD
(Note 11)
-
-
130
-
-
130
-
pF
ACT TYPES
Propagation Delay,
In to Y
AC/ACT257
t
PLH
, t
PHL
5
(Note 10)
2.8
-
9.7
2.7
-
10.7
ns
Propagation Delay,
S to Y
AC/ACT257
t
PLH
, t
PHL
5
4
-
14
3.9
-
15.4
ns
CD54/74AC257, CD54/74ACT257, CD74ACT258
相關(guān)PDF資料
PDF描述
CD74ACT258E Quad 2-Input Multiplexer with Three-State Outputs
CD74ACT273SM Octal D Flip-Flop with Reset
CD74ACT283M96E4 4-Bit Binary Fill Adder With Fast Carry
CD74ACT283M96G4 4-Bit Binary Fill Adder With Fast Carry
CD74ACT534 High Conductance Fast Diode
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
CD74ACT258 制造商:TI 制造商全稱:Texas Instruments 功能描述:Quad 2-Input Multiplexer with Three-State Outputs
CD74ACT258E 制造商:Harris Corporation 功能描述:
CD74ACT258EN 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Logic IC
CD74ACT258F 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Logic IC
CD74ACT258M 功能描述:編碼器、解碼器、復(fù)用器和解復(fù)用器 Quad 2-Input Inv Mltplxr W/3-St Otpt RoHS:否 制造商:Micrel 產(chǎn)品:Multiplexers 邏輯系列:CMOS 位數(shù): 線路數(shù)量(輸入/輸出):2 / 12 傳播延遲時(shí)間:350 ps, 400 ps 電源電壓-最大:2.625 V, 3.6 V 電源電壓-最小:2.375 V, 3 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:QFN-44 封裝:Tray