MC14008B(2000) 查看數據表（PDF） - ON Semiconductor

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MC14008B
(Rev.:2000)

4−Bit Full Adder

ON Semiconductor 

20 ns

90%

Vin

10%

20 ns

VDD

VSS

MC14008B

PULSE

GENERATOR

500 µF

VDD

16

B4 S4

A4

B3 S3

A3

B2 S2

A2

B1 S1

A1

Cin Cout

8 VSS

IDD

CL

CL

CL

CL

CL

Figure 3. Dynamic Power Dissipation Test Circuit and Waveform

PULSE

GENERATOR

VDD

16

B4 S4

A4

B3 S3

A3

B2 S2

A2

B1 S1

A1

Cin Cout

8 VSS

IDD

CL

CL

CL

CL

CL

Cin

S1 – S4

Cout

20 ns

90%

50%

10%

tPHL

90%

50%

10%

tTHL

50%

tPLH

20 ns

VDD

VSS

tPLH

VOH

VOL

tTLH

VOH

VOL

tPHL

Figure 4. Switching Time Test Circuit and Waveforms

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5

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