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MC74AC240_06 Datasheet(数据表) 4 Page - ON Semiconductor

部件型号  MC74AC240
说明  Octal Buffer/Line Driver with 3−State Outputs
下载  10 Pages
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制造商  ONSEMI [ON Semiconductor]
网页  http://www.onsemi.com
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MC74AC240 Datasheet(HTML) 4 Page - ON Semiconductor

 
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MC74AC240, MC74ACT240
http://onsemi.com
4
AC CHARACTERISTICS (For Figures and Waveforms − See AND8277/D at www.onsemi.com)
Symbol
Parameter
VCC*
(V)
74AC
74AC
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
3.3
1.5
6.0
8.0
1.0
9.0
ns
3−5
Data to Output
5.0
1.5
4.5
6.5
1.0
7.0
tPHL
Propagation Delay
3.3
1.5
5.5
8.0
1.0
8.5
ns
3−5
Data to Output
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
3−7
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
3−8
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
3−7
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
3−8
5.0
1.5
6.5
9.0
1.0
9.5
*
Voltage Range 3.3 V is 3.3 V
±0.3 V.
Voltage Range 5.0 V is 5.0 V
±0.5 V.
DC CHARACTERISTICS
Symbol
Parameter
VCC
(V)
74ACT
74ACT
Unit
Conditions
TA = +25°C
TA = −40°C to +85°C
Typ
Guaranteed Limits
VIH
Minimum High Level
Input Voltage
4.5
1.5
2.0
2.0
V
VOUT = 0.1 V
5.5
1.5
2.0
2.0
or VCC − 0.1 V
VIL
Maximum Low Level
Input Voltage
4.5
1.5
0.8
0.8
V
VOUT = 0.1 V
5.5
1.5
0.8
0.8
or VCC − 0.1 V
VOH
Minimum High Level
Output Voltage
4.5
4.49
4.4
4.4
V
IOUT = −50 mA
5.5
5.49
5.4
5.4
*VIN = VIL or VIH
4.5
3.86
3.76
V
IOH
−24 mA
5.5
4.86
4.76
−24 mA
VOL
Maximum Low Level
Output Voltage
4.5
0.001
0.1
0.1
V
IOUT = 50 mA
5.5
0.001
0.1
0.1
*VIN = VIL or VIH
4.5
0.36
0.44
V
IOL
24 mA
5.5
0.36
0.44
24 mA
IIN
Maximum Input
Leakage Current
5.5
±0.1
±1.0
mA
VI = VCC, GND
DICCT
Additional Max. ICC/Input
5.5
0.6
1.5
mA
VI = VCC − 2.1 V
IOZ
Maximum
3−State
Current
VI (OE) = VIL, VIH
5.5
±0.5
±5.0
mA
VI = VCC, GND
VO = VCC, GND
IOLD
†Minimum Dynamic
Output Current
5.5
75
mA
VOLD = 1.65 V Max
IOHD
5.5
−75
mA
VOHD = 3.85 V Min
ICC
Maximum Quiescent
Supply Current
5.5
8.0
80
mA
VIN = VCC or GND
*All outputs loaded; thresholds on input associated with output under test.
†Maximum test duration 2.0 ms, one output loaded at a time.




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