Philips Semiconductors
Product specification
Hex inverting Schmitt trigger
AC CHARACTERISTICS
Type 74HC
GND = 0 V; t
f
= t
f
= 6 ns; C
L
= 50 pF
TEST CONDITIONS
SYMBOL
T
amb
= 25
°C;
note 1
t
PHL
/t
PLH
propagation delay nA to nY
see Fig.9
2.0
4.5
6.0
t
THL
/t
TLH
output transition time
see Fig.9
2.0
4.5
6.0
T
amb
=
−40
to +85
°C
t
PHL
/t
PLH
propagation delay nA to nY
see Fig.9
2.0
4.5
6.0
t
THL
/t
TLH
output transition time
see Fig.9
2.0
4.5
6.0
T
amb
=
−40
to +125
°C
t
PHL
/t
PLH
propagation delay nA to nY
see Fig.9
2.0
4.5
6.0
t
THL
/t
TLH
output transition time
see Fig.9
2.0
4.5
6.0
Note
1. All typical values are measured at T
amb
= 25
°C.
−
−
−
−
−
−
−
−
−
−
−
−
−
−
−
−
−
−
−
−
−
−
−
−
−
−
−
−
−
−
PARAMETER
WAVEFORMS
V
CC
(V)
MIN.
74HC14; 74HCT14
TYP.
MAX.
UNIT
41
15
12
19
7
6
125
25
21
75
15
13
ns
ns
ns
ns
ns
ns
155
31
26
95
19
15
ns
ns
ns
ns
ns
ns
190
38
32
110
22
19
ns
ns
ns
ns
ns
ns
2003 Oct 30
12
PHILIPS [ NXP SEMICONDUCTORS ]
