Philips Semiconductors
Inverting Schmitt trigger
Product specification
74AHC1G14; 74AHCT1G14
AC CHARACTERISTICS
Type 74AHC1G14
GND = 0 V; tr = tf ≤ 3.0 ns.
SYMBOL PARAMETER
TEST CONDITIONS
WAVEFORMS
CL
(pF)
VCC = 3.0 to 3.6V; note 1
tPHL/tPLH propagation delay see Figs 5 and 6 15
A to Y
50
VCC = 4.5 to 5.5 V; note 2
tPHL/tPLH propagation delay see Figs 5 and 6 15
A to Y
50
Tamb (°C)
25
−40 to +85 −40 to +125 UNIT
MIN. TYP. MAX. MIN. MAX. MIN. MAX.
−
4.2 12.8 1.0 15.0 1.0 16.5 ns
−
6.0 16.3 1.0 18.5 1.0 20.5 ns
−
3.2 8.6 1.0 10.0 1.0 11.0 ns
−
4.6 10.6 1.0 12.0 1.0 13.5 ns
Notes
1. Typical values are measured at VCC = 3.3 V.
2. Typical values are measured at VCC = 5.0 V.
Type 74AHCT1G14
GND = 0 V; tr = tf ≤ 3.0 ns.
SYMBOL PARAMETER
TEST CONDITIONS
WAVEFORMS
CL
(pF)
Tamb (°C)
25
−40 to +85 −40 to +125 UNIT
MIN. TYP. MAX. MIN. MAX. MIN. MAX.
VCC = 4.5 to 5.5 V; note 1
tPHL/tPLH propagation delay see Figs 5 and 6 15
−
4.1 7.0 1.0 8.0 1.0 9.0 ns
A to Y
50
−
5.9 8.5 1.0 10.0 1.0 11.0 ns
Note
1. Typical values are measured at VCC = 5 V.
2002 Jun 06
8