BA7622F datasheet(3/17 Pages) ROHM

Numer części	BA7622F

Szczegółowy opis	Standard 3-output Video Driver

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Producent	ROHM [Rohm]

Strona internetowa	http://www.rohm.com

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3 / 17 page

BA7622F, BA7623F

Technical Note

3/16

www.rohm.com

2009.04 - Rev.A

●Measurement circuit

SWC

75

1000



+

75

OSC

SG

~

600

1



1



1



12

3

SWA

SWB

1

75



driver

2

3

4

75



driver

75



driver

5

75

470



+

75

6

75

470



+

75

7

75

470



+

75

8

0.022

F

47

F

Analyzer

Audio

12 3

SWF

Vector

Scope

23

Analyzer

Audio

12 3

SWD

1

SWE

Vector

Scope

Analyzer

Audio

Vector

Scope

V

~

V

~

V

~

VCC

5V

+

ただし、出力段負荷は

75

 1ドライブ時

75

 2ドライブ時は下図となる。

1k

2.1V

1k

2.1V

1k

2.1V

OSC

SG

~

600

1



1



1



12

3

+

1k

2.1V

1k

2.1V

1k

2.1V

OSC

SG

~

600

1



1



1



12

3

+

1k

2.1V

1k

2.1V

1k

2.1V

1

2

3

4

SWC

VCC5V

V

~

OSC

SG

600

1 1

1

200

A

50

A

75

1000



+

75

OSC

SG

OSC

SG

V

~

600

1 1

1

4

VCC5V

V

~

600

1 1

1

1

2

3

4

SWA

~

1

2

3

SWB

200

A

VCC

5V

1

75

driver

2

3

4

75

driver

75

driver

Clamp

20k

Bias

5

75

470

+

75

6

75

470

+

75

7

75

470

+

75

8

0.022F

47

F

Analyzer

Audio

1

2 3

SWF

Vector

Scope

2

3

Analyzer

Audio

1

2

3

SWD

1

SWE

Vector

Scope

Analyzer

Audio

Vector

Scope

V

~

V

~

V

~

VCC5V

+

They are as shown in the figure below

when driving two 75Ω loads.

Fig.3 BA7622F

They are as shown in the figure below

when driving two 75Ω loads.

They are as shown in the figure below

when driving two 75Ω loads.

Fig.4 BA7623F

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