MC74F620 Ver la hoja de datos (PDF) - Motorola => Freescale
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MC74F620
Motorola => Freescale
MC74F620 Datasheet PDF : 5 Pages
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MC74F620 • MC74F623
LOGIC SYMBOLS
2 3 4 5 6 7 89
2 3 4 5 6 7 89
A0 A1 A2 A3 A4 A5 A6 A7
1
OEAB
19
OEBA
F620
B0 B1 B2 B3 B4 B5 B6 B7
A0 A1 A2 A3 A4 A5 A6 A7
1
OEAB
19
OEBA
F623
B0 B1 B2 B3 B4 B5 B6 B7
18 17 16 15 14 13 12 11
18 17 16 15 14 13 12 11
FUNCTION TABLE
Inputs
Operating Modes
OEBA OEAB
F620
F623
L
L
B data to A bus
B data to A bus
H
H
A data to B bus
A data to B bus
H
L
Z
Z
L
H
B data to A bus
A data to B bus
B data to A bus
A data to B bus
H = HIGH voltage level: L = LOW voltage level: X = Don’t care: Z = High impedance “off” state
GUARANTEED OPERATING RANGES
Symbol
Parameter
VCC
TA
IOH
IOH
IOL
IOL
DC Supply Voltage
Operating Ambient Temperature Range
Output Current High
Output Current High
Output Current Low
Output Current Low
74
74
An Outputs
74
Bn Outputs
74
An Outputs
74
Bn Outputs
74
Limits
Min
Typ
Max Unit
4.5
5.0
5.5
V
0
25
70
°C
—
—
–3.0 mA
—
—
–15
mA
—
—
24
mA
—
—
64
mA
FAST AND LS TTL DATA
4-234
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