參數(shù)資料
型號(hào): MC74AC253DR2
廠商: MOTOROLA INC
元件分類: 編、解碼器及復(fù)用、解復(fù)用
英文描述: AC SERIES, DUAL 4 LINE TO 1 LINE MULTIPLEXER, TRUE OUTPUT, PDSO16
封裝: PLASTIC, SOIC-16
文件頁數(shù): 7/8頁
文件大小: 179K
代理商: MC74AC253DR2
MC74AC253 MC74ACT253
5-7
FACT DATA
AC CHARACTERISTICS (For Figures and Waveforms — See Section 3)
Symbol
Parameter
VCC*
(V)
74ACT
Unit
Fig.
No.
Symbol
Parameter
VCC*
(V)
TA = +25°C
CL = 50 pF
TA = –40°C
to +85
°C
CL = 50 pF
Unit
Fig.
No.
Min
Typ
Max
Min
Max
tPLH
Propagation Delay
Sn to Zn
5.0
2.0
11.5
2.0
13.0
ns
3-6
tPLH
Sn to Zn
5.0
2.0
11.5
2.0
13.0
ns
3-6
tPHL
Propagation Delay
Sn to Zn
5.0
3.0
13.0
2.5
14.5
ns
3-6
tPHL
Sn to Zn
5.0
3.0
13.0
2.5
14.5
ns
3-6
tPLH
Propagation Delay
In to Zn
5.0
2.5
10.0
2.0
11.0
ns
3-5
tPLH
In to Zn
5.0
2.5
10.0
2.0
11.0
ns
3-5
tPHL
Propagation Delay
In to Zn
5.0
3.5
11.0
3.0
12.5
ns
3-5
tPHL
In to Zn
5.0
3.5
11.0
3.0
12.5
ns
3-5
tPZH
Output Enable Time
5.0
2.0
7.5
1.5
8.5
ns
3-7
tPZL
Output Enable Time
5.0
2.0
8.0
1.5
9.0
ns
3-8
tPHZ
Output Disable Time
5.0
3.0
9.5
2.5
10.0
ns
3-7
tPLZ
Output Disable Time
5.0
2.5
7.5
2.0
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
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