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IN74AC27

Triple 3-Input NOR Gate High-Speed Silicon-Gate CMOS

Integral Corp. 

IN74AC27

AC ELECTRICAL CHARACTERISTICS(CL=50pF,Input tr=tf=3.0 ns)

Symbol

Parameter

VCC*

Guaranteed Limits

V

25 °C

-40°C to

Unit

85°C

Min Max Min Max

tPLH Propagation Delay, Input A or B or C to

Output Y (Figure 1)

3.3 1.5 9.5 1.0 10.0 ns

5.0 1.5 8.0 1.0 8.5

tPHL Propagation Delay, Input A or B or C to

Output Y (Figure 1)

3.3 1.5 9.5 1.0 10.0 ns

5.0 1.5 8.0 1.0 8.5

CIN Maximum Input Capacitance

5.0

4.5

4.5

pF

CPD Power Dissipation Capacitance

*Voltage Range 3.3 V is 3.3 V ±0.3 V

Voltage Range 5.0 V is 5.0 V ±0.5 V

Typical @25°C,VCC=5.0 V

25

pF

Figure 1. Switching Waveforms

78

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