M54HC139 查看數據表（PDF） - STMicroelectronics
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M54HC139 Datasheet PDF : 9 Pages
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M54/M74HC139
TRUTH TABLE
INPUTS
ENABLE SELECT
G
BA
H
XX
L
LL
L
LH
L
HL
L
HH
OUTPUTS
SELECTED
Y0 Y1 Y2 Y3 OUTPUT
HHHH
L HHH
H L HH
HH L H
HHH L
NONE
Y0
Y1
Y2
Y3
IEC LOGIC SYMBOL
PIN DESCRIPTION
PIN No
1, 15
2, 3
4, 5, 6, 7
12, 11, 10, 9
14, 13
8
16
SYMBOL
1G, 2G
1A, 1B
1Y0 to 1Y3
2Y0 to 2Y3
2A, 2B
GND
VCC
NAME AND FUNCTION
Enable Inputs
Address Inputs
Outputs
Outputs
Address Inputs
Ground (0V)
Positive Supply Voltage
SCHEMATIC CIRCUIT
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
IIK
DC Input Diode Current
IOK
DC Output Diode Current
-0.5 to VCC + 0.5
V
± 20
mA
± 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
Tstg
Storage Temperature
500 (*)
mW
-65 to +150
oC
TL
Lead Temperature (10 sec)
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
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