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Número de pieza
componentes Descripción
HD74HC138_03 Ver la hoja de datos (PDF) - Renesas Electronics
Número de pieza
componentes Descripción
Fabricante
HD74HC138_03
3-to-8-line Decoder/Demultiplexer
Renesas Electronics
HD74HC138_03 Datasheet PDF : 9 Pages
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HD74HC138
AC Characteristics
(C
L
= 50 pF, Input t
r
= t
f
= 6 ns)
Ta = 25
°
C
Ta = –40 to
+85
°
C
Item
Symbol
Propagation delay t
PHL
time
V
CC
(V)
2.0
4.5
Min Typ Max Min
— — 175 —
— 17 35 —
Max Unit
220 ns
44
6.0
— — 30 — 37
t
PLH
2.0
— — 150 — 190 ns
4.5
— 16 30 — 38
6.0
— — 26 — 33
t
PHL
2.0
— — 150 — 190 ns
4.5
— 16 30 — 38
6.0
— — 26 — 33
t
PLH
2.0
— — 150 — 190 ns
4.5
— 17 30 — 38
6.0
— — 26 — 33
t
PHL
2.0
— — 175 — 220 ns
4.5
— 15 35 — 44
6.0
— — 30 — 37
t
PLH
2.0
— — 150 — 190 ns
4.5
— 17 30 — 38
6.0
— — 26 — 33
Output rise/fall
t
TLH
time
t
THL
2.0
— — 75 — 95 ns
4.5
— 5 15 — 19
6.0
— — 13 — 16
Input capacitance Cin
—
— 5 10 — 10 pF
Test Conditions
A, B or C to Output
G
1
to Output
G
2A
or G
2B
to Output
4
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