參數(shù)資料
型號: MC74ACT257N
廠商: MOTOROLA INC
元件分類: 通用總線功能
英文描述: QUAD 2-INPUT MULTIPLEXER WITH 3-STATE OUTPUTS
中文描述: ACT SERIES, QUAD 2 LINE TO 1 LINE MULTIPLEXER, TRUE OUTPUT, PDIP16
封裝: PLASTIC, DIP-16
文件頁數(shù): 7/8頁
文件大?。?/td> 173K
代理商: MC74ACT257N
MC74AC257 MC74ACT257
5-7
FACT DATA
AC CHARACTERISTICS
(For Figures and Waveforms — See Section 3)
Symbol
Parameter
(V)
74ACT
74ACT
Unit
No.
VCC*
TA = +25
°
C
CL = 50 pF
TA = –40
°
C
to +85
°
C
CL = 50 pF
Fig.
Min
Typ
Max
Min
Max
tPLH
Propagation Delay
In to Zn
Propagation Delay
In to Zn
Propagation Delay
S to Zn
Propagation Delay
S to Zn
Output Enable Time
5.0
1.5
5.0
7.0
1.0
7.5
ns
3-6
tPHL
5.0
2.0
6.0
7.5
1.5
8.5
ns
3-6
tPLH
5.0
2.0
7.0
9.5
1.5
10.5
ns
3-6
tPHL
5.0
2.5
7.0
10.5
2.0
11.5
ns
3-6
tPZH
tPZL
tPHZ
tPLZ
5.0
2.0
6.0
8.0
1.5
9.0
ns
3-7
Output Enable Time
5.0
2.0
6.0
8.0
1.5
9.0
ns
3-8
Output Disable Time
5.0
2.5
6.5
9.0
1.5
10.0
ns
3-7
Output Disable Time
5.0
2.0
6.0
7.5
1.5
8.5
ns
3-8
* Voltage Range 5.0 V is 5.0 V
±
0.5 V.
CAPACITANCE
Symbol
Parameter
Value
Typ
Unit
Test Conditions
CIN
Input Capacitance
4.5
pF
VCC = 5.0 V
CPD
Power Dissipation Capacitance
50
pF
VCC = 5.0 V
相關(guān)PDF資料
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MC74ACT258N QUAD 2-INPUT MULTIPLEXER WITH 3-STATE OUTPUTS
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