IN74HCT126A 查看數據表（PDF） - Integral Corp.

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IN74HCT126A

QUAD 3-STATE NONINVERTING BUFFERS

Integral Corp. 

IN74HCT126A

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

Guaranteed Limit

Symbol

Parameter

25 °C ≤85°C ≤125° Unit

to

C

-55°C

tPLH, Maximum Propagation Delay, Input A to 23

30

35 ns

tPHL Output Y (Figures 1 and 3)

tPLZ, Maximum Propagation Delay, Output 32

38

48 ns

tPHZ Enable toY (Figures 2 and 4)

tPZL, Maximum Propagation Delay, Output 22

28

34 ns

tPZH Enable toY (Figures 2 and 4)

tTLH, tTHL Maximum Output Transition Time, Any 12

15

18 ns

Output

(Figures 1 and 3)

CIN Maximum Input Capacitance

10

10

10 pF

COUT Maximum

Three-State

Output 15

15

15 pF

Capacitance (Output in High-Impedance

State)

Power Dissipation Capacitance (Per Typical @25°C,VCC=5.0

Buffer)

V

CPD Used to determine the no-load dynamic

55

pF

power

consumption:

PD=CPDVCC2f+ICCVCC

Figure 1. Switching Waveforms

Figure 2. Switching Waveforms

4

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