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參數(shù)資料
| 型號： | c74ac244 |
| 廠商： | ON SEMICONDUCTOR |
| 英文描述： | OCTAL BUFFER/LINE DRIVER WITH 3-STATE OUTPUTS |
| 中文描述： | 八路緩沖器/線路驅(qū)動(dòng)器，具有三態(tài)輸出 |
| 文件頁數(shù)： | 5/6頁 |
| 文件大?。?/td> | 86K |
| 代理商： | C74AC244 |
MC74AC244 MC74ACT244
5-5
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
Data to Output
5.0
2.0
6.5
9.0
1.5
10.0
ns
3-5
tPHL
Propagation Delay
Data to Output
5.0
2.0
7.0
9.0
1.5
10.0
ns
3-5
tPZH
tPZL
tPHZ
tPLZ
Output Enable Time
5.0
1.5
6.0
8.5
1.0
9.5
ns
3-7
Output Enable Time
5.0
2.0
7.0
9.5
1.5
10.5
ns
3-8
Output Disable Time
5.0
2.0
7.0
9.5
1.5
10.5
ns
3-7
Output Disable Time
5.0
2.5
7.5
10.0
2.0
10.5
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
45
pF
VCC = 5.0 V
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