Philips Semiconductors
Product specification
Hex inverting Schmitt trigger
74HC14; 74HCT14
MNA850
1.8
handbook, halfpage
I
CC
(mA)
1.5
1.2
0.9
0.6
0.3
0
0
1
2
3
4
5
6
V (V)
I
VCC = 5.5 V.
Fig.13 Typical 74HCT14 transfer characteristics.
AC WAVEFORMS
V
handbook, halfpage
I
V
V
M
nA input
M
GND
t
t
PHL
PLH
V
OH
90%
V
V
nY output
M
M
10%
V
OL
t
t
TLH
MNA722
THL
74HC14: VM = 50%; VI = GND to VCC
.
74HCT14: VM = 1.3 V; VI = GND to 3.0 V.
Fig.14 The input (nA) to output (nY) propagation delays and output transitions times.
15
2003 Oct 30
NXP [ NXP ]
