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MC74F240ND [MOTOROLA]

F/FAST SERIES, DUAL 4-BIT DRIVER, INVERTED OUTPUT, PDIP20, 738-03;
MC74F240ND
型号： MC74F240ND
厂家： MOTOROLA    MOTOROLA
描述：

F/FAST SERIES, DUAL 4-BIT DRIVER, INVERTED OUTPUT, PDIP20, 738-03

驱动器 输出元件
文件： 总4页 (文件大小：93K)
中文：  中文翻译
下载：  下载PDF数据表文档文件
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MC54/74F240  
MC54/74F241  
MC54/74F244  
OCTAL BUFFER/LINE DRIVER  
WITH 3-STATE OUTPUTS  
The F240, F241 and F244 are octal buffers and line drivers designed to be  
employed as memory address drivers, clock drivers, and bus-oriented trans-  
mitters/receivers which provide improved PC board density.  
• 3-State Outputs Drive Bus Lines or Buffer Memory Address Registers  
• Outputs Sink 64 mA  
OCTAL BUFFER/LINE DRIVER  
WITH 3-STATE OUTPUTS  
FAST SCHOTTKY TTL  
• 15 mA Source Current  
• Input Clamp Diodes Limit High-Speed Termination Effects  
>
• ESD 4000 Volts  
CONNECTION DIAGRAMS  
MC54/74F240  
J SUFFIX  
CERAMIC  
CASE 732-03  
20  
V
OE  
19  
Y
I
Y
I
Y
I
Y
I
b3  
1
CC  
20  
b
a0  
18  
b0  
17  
a1  
16  
b1  
15  
a2  
14  
b2  
13  
a3  
12  
11  
N SUFFIX  
PLASTIC  
CASE 738-03  
20  
1
1
2
3
4
5
6
7
8
9
10  
OE  
I
Y
I
Y
I
Y
I
Y
GND  
b3  
a
a0  
b0  
a1  
b1  
a2  
b2  
a3  
DW SUFFIX  
SOIC  
CASE 751D-03  
20  
1
MC54/74F241  
V
OE  
19  
Y
I
Y
I
Y
I
Y I  
a3 b3  
CC  
20  
b
a0  
18  
b0  
17  
a1  
16  
b1  
a2  
14  
b2  
13  
ORDERING INFORMATION  
15  
12  
11  
MC54FXXXJ  
Ceramic  
MC74FXXXN Plastic  
MC74FXXXDW SOIC  
1
OE  
2
I
3
4
5
6
7
8
9
10  
Y
I
Y
I
Y
b3  
Y
I
a1  
GND  
b1  
a2  
b2  
a3  
a
a0  
b0  
MC54/74F244  
V
OE  
19  
Y
I
Y
I
Y
I
Y I  
a3 b3  
CC  
20  
b
a0 b0  
18 17  
a1  
16  
b1  
15  
a2  
14  
b2  
12  
11  
13  
1
2
3
4
5
6
7
8
9
10  
OE  
I
Y
I
Y
I
Y
I
Y GND  
b3  
a
a0  
b0  
a1  
b1  
a2  
b2  
a3  
FAST AND LS TTL DATA  
4-108  
MC54/74F240 • MC54/74F241 • MC54/74F244  
FUNCTION TABLE  
MC54/74F240  
FUNCTION TABLE  
MC54/74F241  
FUNCTION TABLE  
MC54/74F244  
Inputs  
Outputs  
Inputs  
Outputs  
Inputs  
Outputs  
OE  
I
a
OE  
I
b
Y
a
Y
b
OE  
I
a
OE  
I
b
Y
a
Y
b
OE  
I
a
OE  
I
b
Y
a
Y
b
a
b
a
b
a
b
L
L
H
L
H
X
L
L
H
L
H
X
H
L
Z
H
L
Z
L
L
H
L
H
X
H
H
L
L
H
X
L
H
Z
L
H
Z
L
L
H
L
H
X
L
L
H
L
H
X
L
H
Z
L
H
Z
H = HIGH Voltage Level; L = LOW Voltage Level; X = Don’t Care; Z = High Impedance  
GUARANTEED OPERATING RANGES  
Symbol  
Parameter  
Min  
4.5  
–55  
0
Typ  
5.0  
25  
Max  
5.5  
125  
70  
Unit  
V
V
CC  
Supply Voltage  
54, 74  
54  
T
A
Operating Ambient Temperature Range  
°C  
74  
25  
I
I
Output Current — High  
Output Current — Low  
54  
74  
–12  
–15  
mA  
mA  
OH  
54  
74  
48  
64  
OL  
FAST AND LS TTL DATA  
4-109  
MC54/74F240 • MC54/74F241 • MC54/74F244  
DC CHARACTERISTICS OVER OPERATING TEMPERATURE RANGE (unless otherwise specified)  
Limits  
Symbol  
Parameter  
Input HIGH Voltage  
Min  
Typ  
Max  
Unit  
V
Test Conditions  
V
V
V
V
2.0  
Guaranteed Input HIGH Voltage  
Guaranteed Input LOW Voltage  
IH  
Input LOW Voltage  
0.8  
V
IL  
Input Clamp Diode Voltage  
Output HIGH Voltage  
–1.2  
V
I
I
I
I
I
I
I
= –18 mA  
V
CC  
V
CC  
V
CC  
V
CC  
V
CC  
V
CC  
= MIN  
IK  
IN  
54, 74  
74  
2.4  
2.7  
2.0  
2.0  
3.4  
3.4  
V
= –3.0 mA  
= –3.0 mA  
= –12 mA  
= –15 mA  
= 48 mA  
= 4.50 V  
= 4.75 V  
= 4.50 V  
= 4.50 V  
= MIN  
OH  
OH  
OH  
OH  
OH  
OL  
OL  
V
54  
V
74  
V
V
OL  
Output LOW Voltage  
54  
0.55  
0.55  
50  
V
74  
V
= 64 mA  
I
I
I
Output Off Current HIGH  
Output Off Current LOW  
Input HIGH Current  
µA  
µA  
µA  
V
V
V
V
= 2.7 V  
= 0.5 V  
V
CC  
V
CC  
V
CC  
= MAX  
= MAX  
= MAX  
OZH  
OZL  
IH  
OUT  
OUT  
–50  
20  
= 2.7 V  
IN  
IN  
100  
= 7.0 V  
Data Inputs  
F241, F244  
I
I
I
I
I
Input LOW Current  
–1.6  
–1.0  
–225  
–275  
35  
mA  
V
= 0.5 V  
V
V
= MAX  
= MAX  
IL  
IN  
CC  
Other  
74  
Output Short Circuit Current  
(Note 2)  
–100  
–100  
mA  
mA  
V = GND  
OUT  
OS  
CC  
54  
Power Supply Current HIGH  
F240  
CCH  
CCL  
CCZ  
F241, F244  
F240  
60  
Power Supply Current LOW  
Power Supply Current OFF  
75  
mA  
V = MAX  
CC  
F241, F244  
F240  
90  
75  
F241, F244  
90  
NOTES:  
1. For conditions shown as MIN or MAX, use the appropriate value specified under recommended operating conditions for the applicable device type.  
2. Not more than one output should be shorted at a time, nor for more than 1 second.  
FAST AND LS TTL DATA  
4-110  
MC54/74F240 • MC54/74F241 • MC54/74F244  
AC CHARACTERISTICS – MC54/74F240  
54/74F  
= +25°C  
54F  
74F  
T
A
T
A
= -55°C to +125°C  
T = 0°C to +70°C  
A
V
= +5.0 V  
= 50 pF  
Typ  
V
= 5.0 V ± 10%  
V
CC  
= 5.0 V ± 10%  
CC  
CC  
C
C
= 50 pF  
C = 50 pF  
L
L
L
Symbol  
Parameter  
Min  
2.5  
1.5  
2.0  
4.0  
2.0  
1.5  
Max  
7.0  
4.7  
5.2  
9.0  
5.3  
8.0  
Min  
2.5  
1.5  
2.0  
4.0  
2.0  
2.0  
Max  
Min  
2.5  
1.5  
2.0  
4.0  
2.0  
1.5  
Max  
Unit  
t
Propagation Delay, Data to Output  
5.1  
9.0  
6.0  
8.0  
5.7  
5.7  
10  
ns  
PLH  
PHL  
PZH  
t
3.5  
t
t
Output Enable Time  
Output Disable Time  
3.5  
6.5  
ns  
ns  
t
6.9  
13.5  
6.5  
PZL  
PHZ  
4.0  
6.3  
9.5  
t
6.0  
12.5  
PLZ  
AC CHARACTERISTICS – MC54/74F241  
54/74F  
= +25°C  
54F  
= -55°C to +125°C  
74F  
T = 0°C to +70°C  
A
T
A
T
A
V
= +5.0 V  
= 50 pF  
Typ  
V
= 5.0 V ± 10%  
V
CC  
= 5.0 V ± 10%  
CC  
CC  
C
C
= 50 pF  
C = 50 pF  
L
L
L
Symbol  
Parameter  
Min  
2.5  
2.5  
2.0  
2.0  
2.0  
2.0  
Max  
5.2  
5.2  
5.7  
7.0  
6.0  
6.5  
Min  
2.0  
2.0  
2.0  
2.0  
2.0  
2.0  
Max  
Min  
2.5  
2.5  
2.0  
2.0  
2.0  
2.0  
Max  
Unit  
t
t
Propagation Delay, Data to Output  
4.0  
6.5  
7.0  
7.0  
8.5  
7.0  
12.5  
6.2  
6.5  
6.7  
8.0  
7.0  
7.5  
ns  
PLH  
PHL  
PZH  
4.0  
t
Output Enable Time  
Output Disable Time  
4.3  
ns  
ns  
t
5.4  
PZL  
t
4.5  
PHZ  
t
4.5  
PLZ  
AC CHARACTERISTICS – MC54/74F244  
54/74F  
= +25°C  
54F  
= -55°C to +125°C  
74F  
T = 0°C to +70°C  
A
T
A
T
A
V
= +5.0 V  
= 50 pF  
Typ  
V
= 5.0 V ± 10%  
V
CC  
= 5.0 V ± 10%  
CC  
CC  
C
C
= 50 pF  
C = 50 pF  
L
L
L
Symbol  
Parameter  
Min  
2.5  
2.5  
2.0  
2.0  
2.0  
2.0  
Max  
5.2  
5.2  
5.7  
7.0  
6.0  
6.0  
Min  
2.5  
2.5  
2.0  
2.0  
2.0  
2.0  
Max  
Min  
2.5  
2.5  
2.0  
2.0  
2.0  
2.0  
Max  
Unit  
t
t
Propagation Delay, Data to Output  
4.0  
6.5  
7.0  
7.0  
8.5  
7.0  
10.0  
6.2  
6.5  
6.7  
8.0  
7.0  
7.0  
ns  
PLH  
PHL  
PZH  
4.0  
t
Output Enable Time  
Output Disable Time  
4.3  
ns  
ns  
t
5.4  
PZL  
t
4.5  
PHZ  
t
4.5  
PLZ  
FAST AND LS TTL DATA  
4-111  

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