IN74AC139D 데이터 시트보기 (PDF) - IK Semicon Co., Ltd

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IN74AC139D

Dual 1-of-4 Decoder/Demultiplexer

IK Semicon Co., Ltd 

IN74AC139

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 to Output Y

(Figure 2)

3.3 4.0 11.5 3.5 13 ns

5.0 3.0 8.5 2.5 9.5

tPHL Propagation Delay , Input A to Output Y

(Figure 2)

3.3 3.0 10 2.5 11 ns

5.0 2.5 7.5 2.0 8.5

tPLH Propagation Delay, Select to Output Y (Figure 3.3 4.5 12 3.5 13 ns

1)

5.0 3.5 8.5 3.0 10

tPHL Propagation Delay, Select to Output Y (Figure 3.3 4.0 10 3.0 11 ns

1)

5.0 2.5 7.5 2.5 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

40

pF

Figure 1. Switching Waveform

Figure 2. Switching Waveform

Rev. 00

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