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参数资料
| 型号： | MC74AC253N |
| 厂商： | ON SEMICONDUCTOR |
| 元件分类： | 编、解码器及复用、解复用 |
| 英文描述： | AC SERIES, DUAL 4 LINE TO 1 LINE MULTIPLEXER, TRUE OUTPUT, PDIP16 |
| 封装： | PLASTIC, DIP-16 |
| 文件页数： | 9/11页 |
| 文件大小： | 182K |
| 代理商： | MC74AC253N |
MC74AC253, MC74ACT253
http://onsemi.com
7
AC CHARACTERISTICS (For Figures and Waveforms See Section 3 of the ON Semiconductor FACT Data Book, DL138/D)
Symbol
Parameter
VCC*
(V)
74ACT
Unit
Fig.
No.
TA = +25°C
CL = 50 pF
TA = 40°C
to +85°C
CL = 50 pF
Min
Typ
Max
Min
Max
tPLH
Propagation Delay
Sn to Zn
5.0
2.0
11.5
2.0
13.0
ns
36
tPHL
Propagation Delay
Sn to Zn
5.0
3.0
13.0
2.5
14.5
ns
36
tPLH
Propagation Delay
In to Zn
5.0
2.5
10.0
2.0
11.0
ns
35
tPHL
Propagation Delay
In to Zn
5.0
3.5
11.0
3.0
12.5
ns
35
tPZH
Output Enable Time
5.0
2.0
7.5
1.5
8.5
ns
37
tPZL
Output Enable Time
5.0
2.0
8.0
1.5
9.0
ns
38
tPHZ
Output Disable Time
5.0
3.0
9.5
2.5
10.0
ns
37
tPLZ
Output Disable Time
5.0
2.5
7.5
2.0
8.5
ns
38
* 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
MARKING DIAGRAMS
A
= Assembly Location
WL, L
= Wafer Lot
YY, Y
= Year
WW, W = Work Week
AC157
AWLYWW
MC74AC157N
AWLYYWW
AC
157
ALYW
ACT157
AWLYWW
ACT
157
ALYW
MC74ACT157N
AWLYYWW
DIP16
SO16
TSSOP16
EIAJ16
74AC157
ALYW
74ACT157
ALYW
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