Datasheet

SN5414, SN54LS14,
SN7414, SN74LS14
HEX SCHMITT-TRIGGER INVERTERS
SDLS049B – DECEMBER 1983 – REVISED FEBRUARY 2002
8
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
TYPICAL CHARACTERISTICS OF ’14 CIRCUITS
†
T+
Figure 3
–25–50–75
1.64
1.62
1.61
1.60
02550
– Positive-Going Threshold Voltage – V
1.66
1.67
POSITIVE-GOING THRESHOLD VOLTAGE
vs
FREE-AIR TEMPERATURE
1.70
75 100 125
1.65
1.63
T
A
– Free-Air Temperature – °C
V
V
CC
= 5 V
1.68
1.69
Figure 4
T–
–25–50–75
0.84
0.82
0.81
0.80
02550
– Negative-Going Threshold Voltage – V
0.86
0.87
NEGATIVE-GOING THRESHOLD VOLTAGE
vs
FREE-AIR TEMPERATURE
0.90
75 100 125
0.85
0.83
T
A
– Free-Air Temperature – °C
V
V
CC
= 5 V
0.88
0.89
T+ –
–25–50–75
790
770
760
750
02550
– Hysteresis – mV
810
820
HYSTERESIS
vs
FREE-AIR TEMPERATURE
850
75 100 125
800
780
T
A
– Free-Air Temperature – °C
V
V
CC
= 5 V
830
840
Figure 5
T–
V
†
Data for temperatures below 0°C and above 70°C and supply voltage below 4.75 V and above 5.25 V are applicable for SN5414 only.