MC54F353 查看數據表（PDF） - Motorola => Freescale
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MC54F353 Datasheet PDF : 3 Pages
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MC54/74F353
FUNCTION TABLE
Select
Inputs
Data Inputs
S0
S1
I0 I1 I2
I3
X
X
XXX
X
L
L
LXX
X
L
L
HX X
X
H
L
XLX
X
H
L
XHX
X
L
H
XX L
X
L
H
XXH
X
H
H
XXX
L
H
H
XXX
H
Address inputs S0 and S1 are common to both sections.
H = HIGH Voltage Level
L = LOW Voltage Level
X = Don’t Care
(Z) = High Impedance
Output
Enable
OE
H
L
L
L
L
L
L
L
L
Output
Z
(Z)
H
L
H
L
H
L
H
L
LOGIC DIAGRAM
OEb I3b I2b I1b I0b S0 S1 I3a I2a I1a I0a OEa
Zb
GUARANTEED OPERATING RANGES
Symbol
Parameter
VCC
TA
Supply Voltage
Operating Ambient Temperature Range
IOH
Output Current High
IOL
Output Current Low
Za
Min
Typ
Max
Unit
54, 74
4.5
5.0
5.5
V
54
–55
25
125
°C
74
0
25
70
54, 74
–3.0
mA
54, 74
24
mA
FAST AND LS TTL DATA
4-161
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