7414 查看數據表（PDF） - Philips Electronics
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7414 Datasheet PDF : 23 Pages
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Philips Semiconductors
Hex inverting Schmitt trigger
Product specification
74HC14; 74HCT14
AC CHARACTERISTICS
Type 74HC
GND = 0 V; tf = tf = 6 ns; CL = 50 pF
SYMBOL
PARAMETER
Tamb = 25 °C; note 1
tPHL/tPLH propagation delay nA to nY
tTHL/tTLH output transition time
Tamb = −40 to +85 °C
tPHL/tPLH propagation delay nA to nY
tTHL/tTLH output transition time
Tamb = −40 to +125 °C
tPHL/tPLH propagation delay nA to nY
tTHL/tTLH output transition time
TEST CONDITIONS
WAVEFORMS VCC (V)
MIN.
see Fig.9
2.0
−
4.5
−
6.0
−
see Fig.9
2.0
−
4.5
−
6.0
−
see Fig.9
2.0
−
4.5
−
6.0
−
see Fig.9
2.0
−
4.5
−
6.0
−
see Fig.9
2.0
−
4.5
−
6.0
−
see Fig.9
2.0
−
4.5
−
6.0
−
Note
1. All typical values are measured at Tamb = 25 °C.
TYP.
41
15
12
19
7
6
−
−
−
−
−
−
−
−
−
−
−
−
MAX.
125
25
21
75
15
13
155
31
26
95
19
15
190
38
32
110
22
19
UNIT
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
2003 Oct 30
12
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