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TC74VHC138F(EL,K,F

P1-P3P4-P6P7-P9
TC74VHC138F/FT/FK
2014-03-01
4
Electrical Characteristics
DC Characteristics
Test Condition Ta = 25°C
Ta
=
−
40 to 85°C
Characteristics Symbol
V
CC
(V)
Min Typ. Max Min Max
Unit
2.0 1.50 ― ― 1.50 ―
High-level input
voltage
V
IH
―
3.0 to 5.5
V
CC
×
0.7
― ―
V
CC
×
0.7
―
V
2.0 ― ― 0.50 ― 0.50
Low-level input
voltage
V
IL
―
3.0 to 5.5
― ―
V
CC
×
0.3
―
V
CC
×
0.3
V
I
OH
= −50 μA
2.0
3.0
4.5
1.9
2.9
4.4
2.0
3.0
4.5
―
―
―
1.9
2.9
4.4
―
―
―
High-level output
voltage
V
OH
V
IN
= V
IH
or V
IL
I
OH
= −4 mA
I
OH
= −8 mA
3.0
4.5
2.58
3.94
―
―
―
―
2.48
3.80
―
―
V
I
OL
= 50 μA
2.0
3.0
4.5
―
―
―
0.0
0.0
0.0
0.1
0.1
0.1
―
―
―
0.1
0.1
0.1
Low-level output
voltage
V
OL
V
IN
= V
IH
or V
IL
I
OL
= 4 mA
I
OL
= 8 mA
3.0
4.5
―
―
―
―
0.36
0.36
―
―
0.44
0.44
V
Input leakage
current
I
IN
V
IN
= 5.5 V or GND 0 to 5.5 ― ― ±0.1 ― ±1.0 μA
Quiescent supply
current
I
CC
V
IN
= V
CC
or GND 5.5 ― ― 4.0 ― 40.0 μA
TC74VHC138F/FT/FK
2014-03-01
5
AC Characteristics
(input: t
r
= t
f
= 3 ns)
Test Condition Ta = 25°C
Ta
= −40 to 85°C
Characteristics Symbol
V
CC
(V) C
L
(pF) Min Typ. Max Min Max
Unit
15 ― 8.2 11.4 1.0 13.5
3.3 ± 0.3
50
― 10.0 15.8 1.0 18.0
15 ― 5.7 8.1 1.0 9.5
Propagation delay
time
(A, B, C-
Y)
t
pLH
t
pHL
―
5.0
± 0.5
50
― 7.2 10.1 1.0 11.5
ns
15 ― 8.1 12.8 1.0 15.0
3.3 ± 0.3
50
― 10.6 16.3 1.0 18.5
15 ― 5.6 8.1 1.0 9.5
Propagation delay
time
(G1-
Y)
t
pLH
t
pHL
―
5.0
± 0.5
50
― 7.1 10.1 1.0 11.5
ns
15 ― 8.2 11.4 1.0 13.5
3.3 ± 0.3
50
― 10.7 14.9 1.0 17.0
15 ― 5.8 8.1 1.0 9.5
Propagation delay
time
(
2G-Y)
t
pLH
t
pHL
―
5.0
± 0.5
50
― 7.3 10.1 1.0 11.5
ns
Input capacitance C
IN
― ― 4 10 ― 10 pF
Power dissipation
capacitance
C
PD
(Note) ― 34 ― ― ― pF
Note: C
PD
is defined as the value of the internal equivalent capacitance which is calculated from the operating
current consumption without load.
Average operating current can be obtained by the equation:
I
CC (opr)
= C
PD
·V
CC
·f
IN
+ I
CC
Input Equivalent Circuit
INPUT
TC74VHC138F/FT/FK
2014-03-01
6
Package Dimensions
Weight: 0.18 g (typ.)
P1-P3P4-P6P7-P9

TC74VHC138F(EL,K,F

Mfr. #:
Buy TC74VHC138F(EL,K,F
Manufacturer:
Toshiba
Description:
Encoders, Decoders, Multiplexers & Demultiplexers CMOS Logic IC 5.7ns 8mA 2.0 to 5.5V
Lifecycle:
New from this manufacturer.
Delivery:
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