SL74HCT139 Ver la hoja de datos (PDF) - System Logic Semiconductor

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SL74HCT139

Dual 1-of-4 Decoder/Demultiplexer High-Performance Silicon-Gate CMOS

System Logic Semiconductor 

SL74HCT139

AC ELECTRICAL CHARACTERISTICS(VCC=5.0 V ± 10%, CL=50pF,Input tr=tf=6.0 ns)

Guaranteed Limit

Symbol

Parameter

25 °C to ≤85°C ≤125°C Unit

-55°C

tPLH, tPHL Maximum Propagation Delay, Select to OutputY

23

29

35

ns

(Figures 1 and 3)

tPLH, tPHL Maximum Propagation Delay , Input A to OutputY

23

29

35

ns

(Figures 2 and 3)

tTLH, tTHL Maximum Output Transition Time, Any Output

(Figures 1 and 3)

15

19

22

ns

CIN

Maximum Input Capacitance

10

10

10

pF

Power Dissipation Capacitance (Per Decoder)

CPD Used to determine the no-load dynamic power

consumption:

PD=CPDVCC2f+ICCVCC

Typical @25°C,VCC=5.0 V

60

pF

Figure 1. Switching Waveforms

Figure 2. Switching Waveforms

SLS

System Logic

Semiconductor

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