TC74AC280F Ver la hoja de datos (PDF) - Toshiba
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TC74AC280F Datasheet PDF : 9 Pages
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TC74AC280P/F/FN
Electrical Characteristics
DC Characteristics
Characteristics
High-level input
voltage
Low-level input
voltage
High-level output
voltage
Low-level output
voltage
Input leakage
current
Quiescent supply
current
Symbol
VIH
VIL
VOH
VOL
IIN
Test Condition
Ta = 25°C
Ta = −40~85°C
VCC
(V)
Min
Typ.
Max
Min
Max
Unit
2.0 1.50 ⎯
⎯ 1.50 ⎯
⎯
3.0 2.10 ⎯
⎯ 2.10 ⎯
V
5.5 3.85 ⎯
⎯ 3.85 ⎯
2.0 ⎯
⎯ 0.50 ⎯ 0.50
⎯
3.0 ⎯
⎯
0.90 ⎯
0.90
V
5.5 ⎯
⎯ 1.65 ⎯ 1.65
2.0 1.9 2.0
⎯
1.9
⎯
IOH = −50 μA
VIN
= VIH or
VIL
IOH = −4 mA
3.0 2.9 3.0
⎯
2.9
⎯
4.5 4.4 4.5
⎯
4.4
⎯
V
3.0 2.58 ⎯
⎯ 2.48 ⎯
IOH = −24 mA
4.5 3.94 ⎯
⎯ 3.80 ⎯
IOH = −75 mA (Note) 5.5 ⎯
⎯
⎯ 3.85 ⎯
2.0 ⎯
0.0 0.1
⎯
0.1
IOL = 50 μA
3.0 ⎯
0.0 0.1
⎯
0.1
VIN
4.5 ⎯
0.0 0.1
⎯
0.1
= VIH or
V
VIL
IOL = 12 mA
3.0 ⎯
⎯ 0.36
0.44
⎯
IOL = 24 mA
4.5 ⎯
⎯ 0.36
0.44
⎯
IOL = 75 mA (Note) 5.5 ⎯
⎯
⎯
1.65
VIN = VCC or GND
5.5 ⎯
⎯ ±0.1 ⎯ ±1.0 μA
ICC
VIN = VCC or GND
5.5 ⎯
⎯
8.0
⎯ 80.0 μA
Note:
This spec indicates the capability of driving 50 Ω transmission lines.
One output should be tested at a time for a 10 ms maximum duration.
AC Characteristics (CL = 50 pF, RL = 500 Ω, input: tr = tf = 3 ns)
Characteristics
Propagation delay
time
Input capacitance
Power dissipation
capacitance
Symbol
tpLH
tpHL
CIN
CPD
(Note)
Test Condition
⎯
⎯
⎯
VCC (V)
3.3 ± 0.3
5.0 ± 0.5
Ta = 25°C
Ta = −40~85°C
Unit
Min Typ. Max Min Max
⎯ 12.9 21.9 1.0 25.0
ns
⎯
8.5 12.7 1.0 14.5
⎯
5
10
⎯
10
pF
⎯
80
⎯
⎯
⎯
pF
Note:
CPD is defined as the value of the internal equivalent capacitance which is calculated from the operating
current consumption without load.
Average operating current can be obtained by the equation:
ICC (opr) = CPD･VCC･fIN + ICC
5
2007-10-01
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