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74AC240PC 数据表(PDF) 7 Page - ON Semiconductor

部件名 74AC240PC
功能描述  Octal Buffer/Line Driver with 3-STATE Outputs
PDF  13 Pages
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制造商  ONSEMI [ON Semiconductor]
网页  http://www.onsemi.com
标志 ONSEMI - ON Semiconductor

74AC240PC 数据表(HTML) 7 Page - ON Semiconductor

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©2006 Fairchild Semiconductor Corporation
www.fairchildsemi.com
74AC240, 74ACT240 Rev. 1.2.0
6
AC Electrical Characteristics for AC
Note:
6. Voltage range 3.3 is 3.3V ± 0.3V. Voltage range 5.0 is 5.0V ± 0.5V.
AC Electrical Characteristics for ACT
Note:
7. Voltage range 5.0 is 5.0V ± 0.5V.
Capacitance
Symbol
Parameter
VCC (V)
(6)
TA = +25°C,
CL = 50pF
TA = −40°C to +85°C,
CL = 50pF
Units
Min.
Typ.
Max.
Min.
Max.
tPLH
Propagation Delay
Data to Output
3.3
1.5
6.0
8.0
1.0
9.0
ns
5.0
1.5
4.5
6.5
1.0
7.0
tPHL
Propagation Delay
Data to Output
3.3
1.5
5.5
8.0
1.0
8.5
ns
5.0
1.5
4.5
6.0
1.0
6.5
tPZH
Output Enable Time
3.3
1.5
6.0
10.5
1.0
11.0
ns
5.0
1.5
5.0
7.0
1.0
8.0
tPZL
Output Enable Time
3.3
1.5
7.0
10.0
1.0
11.0
ns
5.0
1.5
5.5
8.0
1.0
8.5
tPHZ
Output Disable Time
3.3
1.5
7.0
10.0
1.0
10.5
ns
5.0
1.5
6.5
9.0
1.0
9.5
tPLZ
Output Disable Time
3.3
1.5
7.5
10.5
1.0
11.5
ns
5.0
1.5
6.5
9.0
1.0
9.5
Symbol
Parameter
VCC (V)
(7)
TA = +25°C,
CL = 50pF
TA = −40°C to +85°C,
CL = 50pF
Units
Min.
Typ.
Max.
Min.
Max.
tPLH
Propagation Delay,
Data to Output
5.0
1.5
6.0
8.5
1.5
9.5
ns
tPHL
Propagation Delay,
Data to Output
5.0
1.5
5.5
7.5
1.5
8.5
ns
tPZH
Output Enable Time
5.0
1.5
7.0
8.5
1.0
9.5
ns
tPZL
Output Enable Time
5.0
2.0
7.0
9.5
1.5
10.5
ns
tPHZ
Output Disable Time
5.0
2.0
8.0
9.5
2.0
10.5
ns
tPLZ
Output Disable Time
5.0
2.5
6.5
10.0
2.0
10.5
ns
Symbol
Parameter
Conditions
Typ.
Units
CIN
Input Capacitance
VCC = OPEN
4.5
pF
CPD
Power Dissipation Capacitance
VCC = 5.0V
45.0
pF



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