HD74LS14 데이터 시트보기 (PDF) - Renesas Electronics
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HD74LS14 Datasheet PDF : 6 Pages
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HD74LS14
Electrical Characteristics
Item
Input threshold
voltage
Hysteresis
Output voltage
Symbol
VT+
VT–
VT+ – VT–
VOH
VOL
Input threshold
IT+
current
IT–
IIH
Input current
IIL
II
Short-circuit output
current
IOS
Supply current
ICCH
ICCL
Input clamp voltage
VIK
Note: * VCC = 5 V, Ta = 25°C
min.
1.4
0.5
0.4
2.7
—
—
—
—
—
—
—
–20
—
—
—
typ.*
1.6
0.7
0.9
—
—
—
–0.14
–0.18
—
—
—
—
8.6
12
—
max.
1.9
1.0
—
—
0.5
0.4
—
—
20
–0.4
0.1
–100
16
21
–1.5
Unit
V
V
V
V
V
mA
mA
µA
mA
mA
mA
mA
mA
V
(Ta = –20 to +75 °C)
Condition
VCC = 5 V
VCC = 5 V
VCC = 5 V
VCC = 4.75 V, VI = 0.5 V, IOH = –400 µA
IOL = 8 mA
IOL = 4 mA
VCC = 4.75 V, VI = 1.9 V
VCC = 5 V, VI = VT+
VCC = 5 V, VI = VT–
VCC = 5.25 V, VI = 2.7 V
VCC = 5.25 V, VI = 0.4 V
VCC = 5.25 V, VI = 7 V
VCC = 5.25 V
VCC = 5.25 V
VCC = 5.25 V
VCC = 4.75 V, IIN = –18 mA
Switching Characteristics
(VCC = 5 V, Ta = 25°C)
Item
Symbol
min.
typ.
max.
Unit
Condition
Propagation delay time
tPLH
—
tPHL
—
15
15
22
22
ns
ns
CL = 15 pF, RL = 2 kΩ
Rev.3.00, Jul.13.2005, page 3 of 5
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