74HCT74 データシートの表示（PDF） - Philips Electronics
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74HCT74 Datasheet PDF : 22 Pages
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Philips Semiconductors
Dual D-type flip-flop with set and reset;
positive-edge trigger
Product specification
74HC74; 74HCT74
DC CHARACTERISTICS
Family 74HC
At recommended operating conditions; voltages are referenced to GND (ground = 0 V).
SYMBOL
PARAMETER
TEST CONDITIONS
WAVEFORMS
VCC (V)
MIN.
Tamb = −40 to +85 °C; note 1
VIH
HIGH-level input
voltage
2.0
1.5
4.5
3.15
6.0
4.2
VIL
LOW-level input voltage
2.0
−
4.5
−
6.0
−
VOH
HIGH-level output
VI = VIH or VIL
voltage
IO = −4.0 mA
4.5
3.84
IO = −5.2 mA
6.0
5.34
VOL
LOW-level output
VI = VIH or VIL
voltage
IO = 4.0 mA
4.5
−
IO = 5.2 mA
6.0
−
ILI
input leakage current VI = VCC or GND
6.0
−
ICC
quiescent supply
VI = VCC or GND;
6.0
−
current
IO = 0
Tamb = −40 to +125 °C
VIH
HIGH-level input
voltage
2.0
1.5
4.5
3.15
6.0
4.2
VIL
LOW-level input voltage
2.0
−
4.5
−
6.0
−
VOH
HIGH-level output
VI = VIH or VIL
voltage
IO = −4.0 mA
4.5
3.7
IO = −5.2 mA
6.0
5.2
VOL
LOW-level output
VI = VIH or VIL
voltage
IO = 4.0 mA
4.5
−
IO = 5.2 mA
6.0
−
ILI
input leakage current VI = VCC or GND
6.0
−
ICC
quiescent supply
VI = VCC or GND;
6.0
−
current
IO = 0
TYP.
1.2
2.4
3.2
0.8
2.1
2.8
4.32
5.81
0.15
0.16
−
−
−
−
−
−
−
−
−
−
−
−
−
−
Note
1. All typical values are measured at Tamb = 25 °C.
MAX. UNIT
−
V
−
V
−
V
0.5
V
1.35
V
1.8
V
−
V
−
V
0.33
V
0.33
V
±1.0
µA
40
µA
−
V
−
V
−
V
0.5
V
1.35
V
1.8
V
−
V
−
V
0.4
V
0.4
V
±1.0
µA
80
µA
2003 Jul 10
8
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