MC74HCT132A(2016) Просмотр технического описания (PDF) - ON Semiconductor

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MC74HCT132A
(Rev.:2016)

Quad 2-Input NAND Gate with Schmitt-Trigger Inputs with LSTTL Compatible Inputs

ON Semiconductor 

MC74HCT132A

INPUT

A OR B

(VI)

Y

tr

90%

VM

10%

tPHL

90%

V1M0%

tf

VCC

GND

tPLH

tTHL

tTLH

VI = GND to 3.0 V

VM = 1.3 V

Figure 3. Switching Waveforms

DEVICE

UNDER

TEST

TEST POINT

OUTPUT

CL*

*Includes all probe and jig capacitance

Figure 4. Test Circuit

VH

VIN

VCC

VT +

VT -

GND

VOH

VH

VIN

VCC

VT +

VT -

GND

VOH

VOUT

VOUT

VOL

VOL

VCC

VIN

(a) A SCHMITT TRIGGER SQUARES UP INPUTS

(a) WITH SLOW RISE AND FALL TIMES

VOUT

(b) A SCHMITT TRIGGER OFFERS MAXIMUM

NOISE IMMUNITY

Figure 5. Typical Schmitt−Trigger Applications

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