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DM5447A 数据表(PDF) 3 Page - National Semiconductor (TI)

[Old version datasheet] Texas Instruments acquired National semiconductor.
部件名 DM5447A
功能描述  BCD to 7-Segment Decoders/Drivers
PDF  6 Pages
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制造商  NSC [National Semiconductor (TI)]
网页  http://www.national.com
标志 NSC - National Semiconductor (TI)

DM5447A 数据表(HTML) 3 Page - National Semiconductor (TI)

  DM5447A Datasheet HTML 1Page - National Semiconductor (TI) DM5447A Datasheet HTML 2Page - National Semiconductor (TI) DM5447A Datasheet HTML 3Page - National Semiconductor (TI) DM5447A Datasheet HTML 4Page - National Semiconductor (TI) DM5447A Datasheet HTML 5Page - National Semiconductor (TI) DM5447A Datasheet HTML 6Page - National Semiconductor (TI)  
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’46A Switching Characteristics
at VCC e 5V and TA e 25 C (See Section 1 for Test Waveforms and Output Load)
Symbol
Parameter
Conditions
Min
Max
Units
tPLH
Propagation Delay Time
CL e 15 pF
100
ns
Low to High Level Output
RL e 120X
tPHL
Propagation Delay Time
100
ns
High to Low Level Output
Recommended Operating Conditions
Symbol
Parameter
DM5447A
DM7447A
Units
Min
Nom
Max
Min
Nom
Max
VCC
Supply Voltage
45
5
55
475
5
525
V
VIH
High Level Input Voltage
2
2
V
VIL
Low Level Input Voltage
08
08
V
VOH
High Level Output
15
15
V
Voltage (a thru g)
IOH
High Level Output
b
02
b
02
m
A
Current (BIRBO)
IOL
Low Level Output
40
40
mA
Current (a thru g)
IOL
Low Level Output
88
mA
Current (BIRBO)
TA
Free Air Operating Temperature
b
55
125
0
70
C
’47A Electrical Characteristics
over recommended operating free air temperature range (unless otherwise noted)
Symbol
Parameter
Conditions
Min
Typ
Max
Units
(Note 1)
VI
Input Clamp Voltage
VCC e Min II eb12 mA
b
15
V
VOH
High Level Output
VCC e Min
24
37
V
Voltage (BIRBO)
IOH e Max
ICEX
High Level Output
VCC e Max VO e 15V
250
m
A
Current (a thru g)
VIL e Max VIH e Min
VOL
Low Level Output
VCC e Min IOL e Max
03
04
V
Voltage
VIH e Min VIL e Max
II
Input Current
Max
VCC e Max VI e 55V
1mA
Input Voltage
IIH
High Level Input Current
VCC e Max VI e 24V
40
m
A
IIL
Low Level Input
VCC e Max
BIRBO
b
4
mA
Current
VI e 04V
Others
b
16
IOS
Short Circuit
VCC e Max (BIRBO)
b
4mA
Output Current
ICC
Supply Current
VCC e Max
DM54
60
85
mA
(Note 2)
DM74
60
103
Note 1
All typicals are at VCC e 5V TA e 25 C
Note 2
ICC is measured with all outputs open and all inputs at 45V
3



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