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IN74ACT157D

Quad 2-Input Data Selector/Multiplexer

Integral Corp. 

IN74ACT157

AC ELECTRICAL CHARACTERISTICS(VCC=5.0 V ± 10%, CL=50pF,Input tr=tf=3.0 ns)

Symbol

Parameter

tPLH Propagation Delay, Select to Output Y

(Figure 2)

tPHL Propagation Delay, Select to Output Y

(Figure 2)

tPLH Propagation Delay, Output Enable to

Output Y (Figure 3)

tPHL Propagation Delay, Output Enable to

Output Y (Figure 3)

tPLH Propagation Delay, Input A or B to Output Y

(Figure 1)

tPHL Propagation Delay, Input A or B to Output Y

(Figure 1)

CIN Maximum Input Capacitance

Guaranteed Limits

25 °C

-40°C to

Unit

85°C

Min Max Min Max

2.0 9.0 1.5 10.0

ns

2.0 9.5 2.0 10.5

ns

1.5 10 1.5 11.5

ns

1.5 8.5 1.0 9.0

ns

1.5 7.0 1.0 8.5

ns

1.5 7.5 1.0 8.5

ns

4.5

4.5

pF

CPD Power Dissipation Capacitance

Typical @25°C,VCC=5.0 V

50

pF

Figure 1. Switching Waveforms

Figure 2. Switching Waveforms

201

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