
MOTOROLA CMOS LOGIC DATA
3
MC14093B
Characteristic
Output Rise Time
Symbol
Vdc
5.0
10
Min
—
Typ #
100
50
Max
200
100
Unit
ns
10
15
—
—
50
40
100
80
Propagation Delay Time
tPLH, tPHL
5.0
15
—
—
125
40
250
80
ns
#Data labeled “Typ” is not to be used for design purposes but is intended as an indication of the IC’s potential performance.
Figure 1. Switching Time Test Circuit and Waveforms
PULSE
GENERATOR
VDD
OUTPUT
CL
VSS
7
14
INPUT
20 ns
20 ns
VDD
VSS
VOH
VOL
tPLH
tPHL
OUTPUT
INPUT
tTHL
tTLH
90%
50%
10%
90%
50%
10%
Vout
Vin
VH
VDD
VSS
VDD
VSS
(a) Schmitt Triggers will square up
(a)
inputs with slow rise and fall times.
(b) A Schmitt trigger offers maximum
(b)
noise immunity in gate applications.
VH
Vout
Vin
VDD
VSS
VDD
VSS
Figure 2. Typical Schmitt Trigger Applications