74AHC74BQ 查看數據表（PDF） - Nexperia B.V. All rights reserved
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74AHC74BQ
Nexperia B.V. All rights reserved
74AHC74BQ Datasheet PDF : 15 Pages
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Nexperia
74AHC74; 74AHCT74
Dual D-type flip-flop with set and reset; positive-edge trigger
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
Min Typ Max Min Max
74AHC74
VIH
HIGH-level
VCC = 2.0 V
input voltage VCC = 3.0 V
1.5
-
2.1
-
-
1.5
-
-
2.1
-
VCC = 5.5 V
3.85
-
-
3.85
-
VIL
LOW-level
VCC = 2.0 V
input voltage VCC = 3.0 V
-
-
0.5
-
0.5
-
-
0.9
-
0.9
VCC = 5.5 V
-
-
1.65
-
1.65
VOH
HIGH-level
VI = VIH or VIL
output voltage
IO = -50 μA; VCC = 2.0 V
1.9 2.0
-
1.9
-
IO = -50 μA; VCC = 3.0 V
2.9 3.0
-
2.9
-
IO = -50 μA; VCC = 4.5 V
4.4 4.5
-
4.4
-
IO = -4.0 mA; VCC = 3.0 V
2.58
-
-
2.48
-
IO = -8.0 mA; VCC = 4.5 V
3.94
-
-
3.80
-
VOL
LOW-level
VI = VIH or VIL
output voltage
IO = 50 μA; VCC = 2.0 V
-
0
0.1
-
0.1
IO = 50 μA; VCC = 3.0 V
-
0
0.1
-
0.1
IO = 50 μA; VCC = 4.5 V
-
0
0.1
-
0.1
IO = 4.0 mA; VCC = 3.0 V
-
-
0.36
-
0.44
IO = 8.0 mA; VCC = 4.5 V
-
-
0.36
-
0.44
II
input leakage VI = 5.5 V or GND;
current
VCC = 0 V to 5.5 V
-
-
0.1
-
1.0
ICC
supply current VI = VCC or GND; IO = 0 A;
VCC = 5.5 V
-
-
2.0
-
20
CI
input
VI = VCC or GND
capacitance
-
3
10
-
10
74AHCT74
VIH
HIGH-level
VCC = 4.5 V to 5.5 V
input voltage
2.0
-
-
2.0
-
VIL
LOW-level
VCC = 4.5 V to 5.5 V
input voltage
-
-
0.8
-
0.8
VOH
HIGH-level
VI = VIH or VIL; VCC = 4.5 V
output voltage
IO = -50 μA
IO = -8.0 mA
VOL
LOW-level
VI = VIH or VIL; VCC = 4.5 V
output voltage
IO = 50 μA
IO = 8.0 mA
II
input leakage VI = 5.5 V or GND;
current
VCC = 0 V to 5.5 V
ICC
supply current VI = VCC or GND; IO = 0 A;
VCC = 5.5 V
4.4 4.5
3.94
-
-
4.4
-
-
3.80
-
-
0
0.1
-
0.1
-
-
0.36
-
0.44
-
-
0.1
-
1.0
-
-
2.0
-
20
-40 °C to Unit
+125 °C
Min Max
1.5
-V
2.1
-V
3.85
-V
-
0.5 V
-
0.9 V
-
1.65 V
1.9
-V
2.9
-V
4.4
-V
2.40
-V
3.70
-V
-
0.1 V
-
0.1 V
-
0.1 V
-
0.55 V
-
0.55 V
-
2.0 μA
-
40 μA
-
10 pF
2.0
-V
-
0.8 V
4.4
-V
3.70
-V
-
0.1 V
-
0.55 V
-
2.0 μA
-
40 μA
74AHC_AHCT74
Product data sheet
All information provided in this document is subject to legal disclaimers.
Rev. 8 — 22 April 2020
© Nexperia B.V. 2020. All rights reserved
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