Datasheet

TYPES SN74LS14, SN54LS14
HEX SCHMITT-TRIGGER INVERTERS
TYPICAL CHARACTERISTICS OF ‘14 CIRCUITS
DISTRIBUTION OF UNITS
FOR HYSTERESIS
HYSTERESIS
SI ,DD, ” \/nl TAGF
2.0 ,-
TA = 25’C
1.6- ’ * ’ ’ ’ ’ ’ J
>
1.6
.; 1.4 -
THRESHOLD VOLTAGES
SUPPLY “V~LTAGE
0’ ’ ’ ’ ’ ’ ’ ’ 1
4.5 4.75 5 5.25 5.5
V-r+ - VT- - Hysteresir - mV
FIGURE 5
E 1.2
;
y 1.0
i.! 0.8
>
: 0.6
g 0.4
0.2
vcc - Supply Voltage - v
FIGURE 6
Dam for temperatures below 0°C and 70°C and WPPIV voltages below 0.75 ” and above 5.25 ” arc applicable for SN5414 only.
OUTPUT VOLTAGE
INPUT VOLT*GE
0
0 0.4 0.8 1.2 1.6 2
vcc - Supply Voltage
- v
FIGURE 7
3-72
NTS