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IN74HC258N

Quad 2-Input Data Selectors/Multiplexer with 3-State Outputs High-Performance Silicon-Gate CMOS

Integral Corp. 

IN74HC258

AC ELECTRICAL CHARACTERISTICS(CL=50pF,Input tr=tf=6.0 ns)

Symbol

Parameter

tPLH, tPHL Maximum Propagation Delay, Nibble A or B to

Output Y (Figures 1and 4)

tPLH, tPHL Maximum Propagation Delay , Select to

Output Y (Figures 2 and 4)

tPLZ, tPHZ Maximum Propagation Delay , Output Enable to

Output Y (Figures 3 and 5)

tPZL, tPZH Maximum Propagation Delay , Output Enable to

Output Y (Figures 3 and 5)

tTLH, tTHL Maximum Output Transition Time, Any Output

(Figures 1 and 4)

CIN

COUT

Maximum Input Capacitance

Maximum Three-State Output Capacitance

(Output in High-Impedance State)

VCC

Guaranteed Limit

V 25 °C ≤85°C ≤125°C Unit

to

-55°C

2.0 100

125

150

ns

4.5 20

25

30

6.0 17

21

26

2.0 160

200

240

ns

4.5 32

40

48

6.0 18

35

42

2.0 150

190

225

ns

4.5 30

38

45

6.0 26

33

38

2.0 110

140

165

ns

4.5 22

28

34

6.0 20

25

30

2.0 60

75

90

ns

4.5 12

15

18

6.0 10

13

15

-

10

10

10

pF

-

15

15

15

pF

Power Dissipation Capacitance (Per Package)

CPD Used to determine the no-load dynamic power

consumption:

PD=CPDVCC2f+ICCVCC

Typical @25°C,VCC=5.0 V

59

pF

Figure 1. Switching Waveforms

Figure 2. Switching Waveforms

329

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