74HC138BQ データシートの表示（PDF） - Nexperia B.V. All rights reserved
部品番号
コンポーネント説明
メーカー
74HC138BQ Datasheet PDF : 16 Pages
| |||
Nexperia
74HC138; 74HCT138
3-to-8 line decoder/demultiplexer; inverting
8. Recommended operating conditions
Table 5. Recommended operating conditions
Voltages are referenced to GND (ground = 0 V)
Symbol Parameter
Conditions
VCC
VI
VO
Tamb
Δt/ΔV
supply voltage
input voltage
output voltage
ambient temperature
input transition rise and fall rate VCC = 2.0 V
VCC = 4.5 V
VCC = 6.0 V
74HC138
Min Typ Max
2.0
5.0
6.0
0
-
VCC
0
-
VCC
-40
+25 +125
-
-
625
-
1.67 139
-
-
83
74HCT138
Min Typ Max
4.5
5.0
5.5
0
-
VCC
0
-
VCC
-40
+25 +125
-
-
-
-
1.67 139
-
-
-
Unit
V
V
V
°C
ns/V
ns/V
ns/V
9. Static characteristics
Table 6. Static characteristics
At recommended operating conditions; voltages are referenced to GND (ground = 0 V).
Symbol Parameter Conditions
Tamb = 25 °C
Tamb = -40 °C
to +85 °C
Min Typ Max Min Max
74HC138
VIH
HIGH-level VCC = 2.0 V
input voltage VCC = 4.5 V
1.5 1.2 -
1.5
-
3.15 2.4
-
3.15
-
VCC = 6.0 V
4.2 3.2 -
4.2
-
VIL
LOW-level VCC = 2.0 V
input voltage VCC = 4.5 V
- 0.8 0.5
-
0.5
-
2.1 1.35
-
1.35
VCC = 6.0 V
- 2.8 1.8
-
1.8
VOH
HIGH-level VI = VIH or VIL
output voltage
IO = -20 μA; VCC = 2.0 V
1.9 2.0 -
1.9
-
IO = -20 μA; VCC = 4.5 V
4.4 4.5 -
4.4
-
IO = -20 μA; VCC = 6.0 V
5.9 6.0 -
5.9
-
IO = -4.0 mA; VCC = 4.5 V
3.98 4.32 -
3.84
-
IO = -5.2 mA; VCC = 6.0 V
5.48 5.81 -
5.34
-
VOL
LOW-level
VI = VIH or VIL
output voltage
IO = 20 μA; VCC = 2.0 V
-
0 0.1
-
0.1
IO = 20 μA; VCC = 4.5 V
-
0 0.1
-
0.1
IO = 20 μA; VCC = 6.0 V
-
0 0.1
-
0.1
IO = 4.0 mA; VCC = 4.5 V
- 0.15 0.26
-
0.33
IO = 5.2 mA; VCC = 6.0 V
- 0.16 0.26
-
0.33
II
input leakage VI = VCC or GND; VCC = 6.0 V
-
- ±0.1
-
±1.0
current
ICC
supply current VI = VCC or GND; IO = 0 A;
VCC = 6.0 V
CI
input
capacitance
-
- 8.0
-
80
- 3.5 -
Tamb = -40 °C Unit
to +125 °C
Min Max
1.5
-V
3.15
-V
4.2
-V
-
0.5 V
-
1.35 V
-
1.8 V
1.9
-V
4.4
-V
5.9
-V
3.7
-V
5.2
-V
-
0.1 V
-
0.1 V
-
0.1 V
-
0.4 V
-
0.4 V
-
±1.0 μA
-
160 μA
pF
74HC_HCT138
Product data sheet
All information provided in this document is subject to legal disclaimers.
Rev. 8 — 7 April 2020
© Nexperia B.V. 2020. All rights reserved
5 / 16
Share Link: 