M54HC42 データシートの表示（PDF） - STMicroelectronics
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M54HC42 Datasheet PDF : 10 Pages
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M54/M74HC42
FUNCTIONAL TABLE
CODE No.
BCD INPUTS
DECIMAL OUTPUTS
D
C
B
A
Y0
Y1
Y2
Y3
Y4
Y5
Y6
Y7
Y8
Y9
0
L
L
L
L
L
H
HHH
H
HHH
H
1
L
L
L
HH
L
HHH
H
HHH
H
2
L
L
H
L
H
H
L
HH
H
HHH
H
3
L
L
HHH
H
H
L
H
H
HHH
H
4
L
H
L
L
H
H
HH
L
H
HHH
H
5
L
H
L
H
H
H
H
H
H
L
H
H
H
H
6
L
H
H
L
H
H
H
H
H
H
L
H
H
H
7
L
H
H
H
H
H
H
H
H
H
H
L
H
H
8
H
L
L
L
H
H
HHH
H
H
H
L
H
9
H
L
L
HH
H
HHH
H
H
HH
L
10
H
L
H
L
H
H
H
H
H
H
H
H
H
H
11
H
L
H
H
H
H
H
H
H
H
H
H
H
H
12
H
H
L
L
H
H
HHH
H
H
HH
H
13
H
H
L
H
H
H
H
H
H
H
H
H
H
H
14
H
H
H
L
H
H
H
H
H
H
H
H
H
H
15
H
H
H
H
H
H
H
H
H
H
H
H
H
H
ABSOLUTE MAXIMUM RATINGS
Symbol
Parameter
Value
Unit
VCC
Supply Voltage
-0.5 to +7
V
VI
DC Input Voltage
-0.5 to VCC + 0.5
V
VO
DC Output Voltage
-0.5 to VCC + 0.5
V
IIK
DC Input Diode Current
± 20
mA
IOK
DC Output Diode Current
± 20
mA
IO
DC Output Source Sink Current Per Output Pin
ICC or IGND DC VCC or Ground Current
± 25
mA
± 50
mA
PD
Power Dissipation
500 (*)
mW
Tstg
Storage Temperature
TL
Lead Temperature (10 sec)
-65 to +150
oC
300
oC
Absolute Maximum Ratings are those values beyond which damage to the device may occur. Functional operation under these condition isnotimplied.
(*) 500 mW: ≅ 65 oC derate to 300 mW by 10mW/oC: 65 oC to 85 oC
RECOMMENDED OPERATING CONDITIONS
Symbol
VCC
VI
VO
Top
tr, tf
Parameter
Supply Voltage
Input Voltage
Output Voltage
Operating Temperature: M54HC Series
M74HC Series
Input Rise and Fall Time
VCC = 2 V
VCC = 4.5 V
VCC = 6 V
Value
2 to 6
0 to VCC
0 to VCC
-55 to +125
-40 to +85
0 to 1000
0 to 500
0 to 400
Unit
V
V
V
oC
oC
ns
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