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參數(shù)資料
| 型號： | MC74AC245NG |
| 廠商： | ON SEMICONDUCTOR |
| 元件分類： | 通用總線功能 |
| 英文描述： | Octal Bidirectional Transceiver with 3−State Inputs/Outputs |
| 中文描述： | AC SERIES, 8-BIT TRANSCEIVER, TRUE OUTPUT, PDIP20 |
| 封裝： | LEAD FREE, PLASTIC, DIP-20 |
| 文件頁數(shù)： | 5/10頁 |
| 文件大小： | 122K |
| 代理商： | MC74AC245NG |
MC74AC245, MC74ACT245
http://onsemi.com
5
AC CHARACTERISTICS
(For Figures and Waveforms See AND8277/D at www.onsemi.com)
Symbol
Parameter
V
CC
*
(V)
74ACT
74ACT
Unit
Fig.
No.
T
A
= +25
°
C
C
L
= 50 pF
T
A
= 40
°
C
to +85
°
C
C
L
= 50 pF
Min
Typ
Max
Min
Max
t
PLH
Propagation Delay, A
n
to B
n
or B
n
to A
n
5.0
1.5
4.0
7.5
1.5
8.0
ns
35
t
PHL
t
PZH
Propagation Delay, A
n
to B
n
or B
n
to A
n
Output Enable Time
5.0
1.5
4.0
8.0
1.0
9.0
ns
35
5.0
1.5
5.0
10
1.5
11.0
ns
37
t
PZL
Output Enable Time
5.0
1.5
5.5
10
1.5
12.0
ns
38
t
PHZ
Output Disable Time
5.0
1.5
5.5
10
1.0
11.0
ns
37
t
PLZ
Output Disable Time
5.0
2.0
5.0
10
1.5
11.0
ns
38
*Voltage Range 5.0 V is 5.0 V
±
0.5 V.
CAPACITANCE
Symbol
Parameter
Value
Typ
Unit
Test Conditions
C
IN
Input Capacitance
4.5
pF
V
CC
= 5.0 V
C
I/O
Input/Output Capacitance
15
pF
V
CC
= 5.0 V
C
PD
Power Dissipation Capacitance
45
pF
V
CC
= 5.0 V
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