IN74HC138AD Просмотр технического описания (PDF) - Integral Corp.

Номер в каталоге

Компоненты Описание

производитель

IN74HC138AD

1-of-8 Decoder/Demultiplexer High-Performance Silicon-Gate CMOS

Integral Corp. 

IN74HC138A

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

Symbol

Parameter

tPLH, tPHL Maximum Propagation Delay, Input A to

Output Y (Figures 1 and 4)

tPLH, tPHL Maximum Propagation Delay , CS1 to

Output Y (Figures 2 and 4)

tPLH, tPHL Maximum Propagation Delay , CS2 or CS3 to

Output Y (Figures 3 and 4)

tTLH, tTHL Maximum Output Transition Time, Any Output

(Figures 2 and 4)

CIN Maximum Input Capacitance

VCC

Guaranteed Limit

V 25 °C ≤85°C ≤125°C Unit

to

-55°C

2.0 135

170

205

ns

4.5 27

34

41

6.0 23

29

35

2.0 110

140

165

ns

4.5 22

28

33

6.0 19

24

28

2.0 120

150

180

ns

4.5 24

30

36

6.0 20

26

31

2.0 75

4.5 15

6.0 13

95

110

ns

19

22

16

19

-

10

10

10

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

55

pF

Figure 1. Switching Waveforms

Figure 2. Switching Waveforms

144

Share Link: