74HC161 查看數據表（PDF） - NXP Semiconductors.
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74HC161 Datasheet PDF : 18 Pages
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Nexperia
74HC161
Presettable synchronous 4-bit binary counter; asynchronous reset
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
Min
Typ
Max Unit
2.0
5.0
6.0
V
0
-
VCC
V
0
-
VCC
V
-40
+25
+125 °C
-
-
625 ns/V
-
1.67
139 ns/V
-
-
83
ns/V
9. Static characteristics
Table 6. Static characteristics
At recommended operating conditions; voltages are referenced to GND (ground = 0 V).
Symbol Parameter Conditions
25 °C
-40 °C to +85 °C -40 °C to +125 °C Unit
Min Typ Max Min Max
Min
Max
VIH
HIGH-level VCC = 2.0 V
input voltage VCC = 4.5 V
1.5 1.2 -
1.5
-
1.5
-V
3.15 2.4 - 3.15
-
3.15
-V
VCC = 6.0 V
4.2 3.2 -
4.2
-
4.2
-V
VIL
LOW-level VCC = 2.0 V
input voltage VCC = 4.5 V
- 0.8 0.5
-
0.5
-
0.5 V
- 2.1 1.35
-
1.35
-
1.35 V
VCC = 6.0 V
- 2.8 1.8
-
1.8
-
1.8 V
VOH
HIGH-level VI = VIH or VIL
output voltage
IO = -20 μA; VCC = 2.0 V
1.9 2.0 -
1.9
-
1.9
-V
IO = -20 μA; VCC = 4.5 V
4.4 4.5 -
4.4
-
4.4
-V
IO = -20 μA; VCC = 6.0 V
5.9 6.0 -
5.9
-
5.9
-V
IO = -4.0; VCC = 4.5 V
3.98 4.32 - 3.84
-
3.7
-V
IO = -5.2; VCC = 6.0 V
5.48 5.81 - 5.34
-
5.2
-V
VOL
LOW-level
VI = VIH or VIL
output voltage
IO = 20 μA; VCC = 2.0 V
-
0 0.1
-
0.1
-
0.1 V
IO = 20 μA; VCC = 4.5 V
-
0 0.1
-
0.1
-
0.1 V
IO = 20 μA; VCC = 6.0 V
-
0 0.1
-
0.1
-
0.1 V
IO = 4.0 mA; VCC = 4.5 V
- 0.15 0.26
-
0.33
-
0.4 V
IO = 5.2 mA; VCC = 6.0 V
- 0.16 0.26
-
0.33
-
0.4 V
II
input leakage VI = VCC or GND; VCC = 6.0 V -
- ±0.1
-
±1.0
-
±1.0 μA
current
ICC
supply current VI = VCC or GND; IO = 0 A;
VCC = 6.0 V
CI
input
capacitance
-
- 8.0
-
80.0
-
160.0 μA
- 3.5 -
-
-
-
- pF
74HC161
Product data sheet
All information provided in this document is subject to legal disclaimers.
Rev. 4 — 4 October 2018
© Nexperia B.V. 2018. All rights reserved
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