MC74VHC132(2014) Просмотр технического описания (PDF) - ON Semiconductor
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MC74VHC132 Datasheet PDF : 7 Pages
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A 50%
tPLH
Y 50% VCC
MC74VHC132
VCC
GND
tPHL
Figure 3. Switching Waveforms
DEVICE
UNDER
TEST
OUTPUT
TEST POINT
CL*
*Includes all probe and jig capacitance
Figure 4. Test Circuit
4
3
(VT+)
VHtyp
2
(VT-)
1
2
3
4
5
6
VCC, POWER SUPPLY VOLTAGE (VOLTS)
VHtyp = (VT+ typ) - (VT- typ)
Figure 5. Typical Input Threshold, VT+, VT− versus Power Supply Voltage
(a) A Schmitt-Trigger Squares Up Inputs With Slow Rise and Fall Times
VCC
VH
Vin
VT+
VT-
GND
(b) A Schmitt-Trigger Offers Maximum Noise Immunity
VCC
VH
Vin
VT+
VT-
GND
VOH
VOH
Vout
Vout
VOL
VOL
Figure 6. Typical Schmitt−Trigger Applications
INPUT
Figure 7. Input Equivalent Circuit
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