74LVX14 데이터 시트보기 (PDF) - Toshiba
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74LVX14 Datasheet PDF : 8 Pages
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TC74LVX14F/FN/FT
AC Characteristics (input: tr = tf = 3 ns)
Characteristics
Propagation delay time
Symbol Test Condition
Ta = 25°C
Ta = −40 to
85°C
Unit
VCC (V) CL (pF) Min Typ. Max Min Max
15
⎯
8.7 16.3 1.0 19.5
tpLH
⎯
2.7
50
⎯ 11.2 19.8 1.0 23.0
ns
15
⎯
6.8 10.6 1.0 12.5
tpHL
3.3 ± 0.3
50
⎯
9.3 14.1 1.0 16.0
Output to output skew
Input capacitance
Power dissipation capacitance
tosLH
tosHL
CIN
CPD
2.7
50
⎯
⎯
1.5
⎯
1.5
(Note 1)
ns
3.3 ± 0.3 50
⎯
⎯
1.5
⎯
1.5
(Note 2) ⎯
4
10
⎯
10
pF
(Note 3) ⎯
21
⎯
⎯
⎯
pF
Note 1: Parameter guaranteed by design.
(tosLH = |tpLHm − tpLHn|, tosHL = |tpHLm − tpHLn|)
Note 2: Parameter guaranteed by design.
Note 3:
CPD is defined as the value of the internal equivalent capacitance which is calculated from the operating
current consumption.
Average operating current can be obtained by the equation:
ICC (opr) = CPD･VCC･fIN + ICC/6 (per gate)
Noise Characteristics (Ta = 25°C, input: tr = tf = 3 ns, CL = 50 pF)
Characteristics
Symbol
Quiet output maximum dynamic VOL
Quiet output minimum dynamic VOL
Minimum high level dynamic input
voltage VIH
Maximum low level dynamic input
voltage VIL
VOLP
VOLV
VIHD
VILD
Test Condition
⎯
⎯
⎯
⎯
Typ. Limit Unit
VCC (V)
3.3
0.3 0.5
V
3.3
−0.3 −0.5
V
3.3
⎯
2.2
V
3.3
⎯
0.9
V
Input Equivalent Circuit
INPUT
4
2007-10-17
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