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74AC244PC 参数 Datasheet PDF下载

74AC244PC图片预览
型号: 74AC244PC
PDF下载: 下载PDF文件 查看货源
内容描述: 八路缓冲器/ 3态输出线路驱动器 [Octal Buffer/Line Driver with 3-STATE Outputs]
分类和应用: 驱动器
文件页数/大小: 10 页 / 113 K
品牌: FAIRCHILD [ FAIRCHILD SEMICONDUCTOR ]
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Absolute Maximum Ratings(Note 2)  
Recommended Operating  
Conditions  
Supply Voltage (VCC  
DC Input Diode Current (IIK  
VI 0.5V  
)
0.5V to 7.0V  
)
Supply Voltage (VCC  
)
20 mA  
20 mA  
AC  
2.0V to 6.0V  
4.5V to 5.5V  
0V to VCC  
VI VCC 0.5V  
ACT  
DC Input Voltage (VI)  
0.5V to VCC 0.5V  
Input Voltage (VI)  
Output Voltage (VO)  
DC Output Diode Current (IOK  
VO 0.5V  
)
0V to VCC  
20 mA  
20 mA  
Operating Temperature (TA)  
Minimum Input Edge Rate ( V/ t)  
AC Devices  
40 C to 85 C  
VO VCC 0.5V  
DC Output Voltage (VO)  
DC Output Source  
0.5V to VCC 0.5V  
V
IN from 30% to 70% of VCC  
or Sink Current (IO)  
50 mA  
VCC @ 3.3V, 4.5V, 5.5V  
Minimum Input Edge Rate ( V/ t)  
ACT Devices  
125 mV/ns  
125 mV/ns  
DC VCC or Ground Current  
per Output Pin (ICC or IGND  
)
50 mA  
Storage Temperature (TSTG  
Junction Temperature (TJ)  
PDIP  
)
65 C to 150 C  
VIN from 0.8V to 2.0V  
VCC @ 4.5V, 5.5V  
140 C  
Note 2: Absolute maximum ratings are those values beyond which damage  
to the device may occur. The databook specifications should be met, with-  
out exception, to ensure that the system design is reliable over its power  
supply, temperature, and output/input loading variables. Fairchild does not  
recommend operation of FACT circuits outside databook specifications.  
DC Electrical Characteristics for AC  
V
T
25 C  
T
55 C to 125 C  
T
A
40 C to 85 C  
CC  
A
A
Symbol  
Parameter  
Units  
Conditions  
(V)  
3.0  
4.5  
5.5  
3.0  
4.5  
5.5  
3.0  
4.5  
5.5  
3.0  
4.5  
5.5  
3.0  
4.5  
5.5  
3.0  
4.5  
5.5  
5.5  
Typ  
1.5  
Guaranteed Limits  
V
Minimum HIGH Level  
Input Voltage  
2.1  
2.1  
3.15  
3.85  
0.9  
2.1  
3.15  
3.85  
0.9  
V
0.1V  
0.1V  
IH  
OUT  
2.25  
2.75  
1.5  
3.15  
3.85  
0.9  
V
or V  
CC  
V
Maximum LOW Level  
Input Voltage  
V
0.1V  
0.1V  
IL  
OUT  
2.25  
2.75  
2.99  
4.49  
5.49  
1.35  
1.65  
2.9  
1.35  
1.65  
2.9  
1.35  
1.65  
2.9  
V
V
V
V
or V  
CC  
V
Minimum HIGH Level  
Output Voltage  
OH  
4.4  
4.4  
4.4  
I
50 A  
OUT  
5.4  
5.4  
5.4  
2.56  
3.86  
4.86  
0.1  
2.4  
2.46  
3.76  
4.76  
0.1  
I
I
I
12 mA  
24 mA  
OH  
OH  
OH  
3.7  
4.7  
24 mA (Note 3)  
V
Maximum LOW Level  
Output Voltage  
0.002  
0.001  
0.001  
0.1  
OL  
0.1  
0.1  
0.1  
I
50 A  
OUT  
0.1  
0.1  
0.1  
0.36  
0.36  
0.36  
0.1  
0.50  
0.50  
0.50  
1.0  
0.44  
0.44  
0.44  
1.0  
I
I
I
12 mA  
OL  
OL  
OL  
V
A
24 mA  
24 mA (Note 3)  
I
Maximum Input  
V
V
, GND  
IN  
I
CC  
(Note 5) Leakage Current  
I
Maximum  
V (OE)  
V
, V  
OZ  
I
IL IH  
3-STATE  
5.5  
0.25  
5.0  
2.5  
A
V
V
V
V
V
V
, V  
GND  
I
CC  
Current  
V
, GND  
O
CC  
I
Minimum Dynamic  
Output Current (Note 4)  
Maximum Quiescent  
5.5  
5.5  
5.5  
50  
50  
75  
75  
mA  
mA  
A
1.65V Max  
3.85V Min  
OLD  
OLD  
I
OHD  
OHD  
IN  
I
4.0  
80.0  
40.0  
V
CC  
CC  
(Note 5) Supply Current  
or GND  
Note 3: All outputs loaded; thresholds on input associated with output under test.  
Note 4: Maximum test duration 2.0 ms, one output loaded at a time.  
Note 5: I and I @ 3.0V are guaranteed to be less than or equal to the respective limit @ 5.5V V .  
CC  
IN  
CC  
3
www.fairchildsemi.com  
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