Datasheet

5-3
FAST AND LS TTL DATA
SN54/74LS132
Figure 3. Threshold Voltage and Hysteresis
versus Power Supply Voltage
Figure 4. Threshold Voltage and Hysteresis
versus Temperature
2
1.6
1.2
0.8
0.4
0
4.5 4.75 5 5.25 5.5
V
CC
, POWER SUPPLY VOLTAGE (VOLTS)
V
T
, THRESHOLD VOLTAGE (VOLTS)
V
T
, HYSTERESIS (VOLTS)
∆
1.9
1.7
1.5
1.3
1.1
0.9
0.7
–55
° 0 ° 25 ° 75 ° 125 °
T
A
, AMBIENT TEMPERATURE ( ° C)
V
T
, THRESHOLD VOLTAGE (VOLTS)
V
T
, HYSTERESIS (VOLTS)
∆
T
A
= 25 ° C
V
T+
V
T–
∆ V
T
V
T+
V
T–
∆ V
T