IN74HCT244AZ Просмотр технического описания (PDF) - Integral Corp.

Номер в каталоге

Компоненты Описание

Список матч

IN74HCT244AZ

Octal 3-State Noninverting Buffer/Line Driver/Line Receiver

Integral Corp. 

IN74HCT244A

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

Symbol

Parameter

Test Conditions

VCC

Guaranteed Limit

Unit

 25 °C ≤85°C ≤125°

to

C

-55°C

tPLH, tPHL

Maximum Propagation Delay,

A to YA or B to YB (Figures

1 and 2)

VCC=5 V±10%

VIL=0 V

VIH=3 V

tLH=tHL=6 ns

CL=50 pF

5.0

20

25

30

ns

tPLZ, tPHZ

Maximum Propagation Delay

, Output Enable to YA or YB

(Figures 1 and 2)

VCC=5 V±10%

VIL=0 V

VIH=3 V

tLH=tHL=6 ns

CL=50 pF

5.0

26

33

39

ns

tPZL, tPZH

Maximum Propagation Delay

, Output Enable to YA or YB

(Figures 1 and 2)

VCC=5 V±10%

VIL=0 V

VIH=3 V

tLH=tHL=6 ns

CL=50 pF

5.0

22

28

33

ns

tTLH, tTHL

Maximum Output Transition

Time, Any Output (Figures 1

and 2)

VCC=5 V±10%

VIL=0 V

VIH=3 V

tLH=tHL=6 ns

CL=50 pF

5.0

12

15

18

ns

CIN

Maximum Input Capacitance VCC=5 V±10%

5.0

10

10

10

pF

COUT Maximum Three-State Out- VCC=5 V±10%

put Capacitance (Output in

High-Impedance State)

5.0

15

15

15

pF

Power Dissipation Capacitance (Per Enabled Output)

Typical @25°C,VCC=5.0 V

CPD Used to determine the no-load dynamic power consump-

55

pF

tion:

PD=CPDVCC2f+ICCVCC

Figure 1. Switching Waveforms

INTEGRAL

Figure 2. Switching Waveforms

4

Share Link: