BA7078AF Datasheet, PDF(8/13 Page) Rohm – Synchronization signal processor for high definition displays

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BA7078AF Datasheet, PDF (8/13 Pages) Rohm – Synchronization signal processor for high definition displays

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Multimedia ICs

!Measurement circuit

1 HSCTL

V1

1

4.7ÂµF

SW2

2

3

4.7ÂµF

75â¦

2 C / HSYNC IN

V2

1

1ÂµF

SW3

2

3

1ÂµF

75â¦

3 VIDEO IN

V3

0.56ÂµF

4 VSEPA

SW5

1

2

3

4.7ÂµF

5 VSYNC IN

75â¦

1Mâ¦

V5

1.5ÂµF

6 CVPOL

7 CVEXI

1ÂµF

8 CPSEL

V8

9 GND

Fig.1

BA7078AF/AS

POLH 18

1

SW18

2

3

4

V 3mA

V

A

Oscilloscope

EXIH 17

1

SW17

2

3

4

V 3mA

V

A

Oscilloscope

POLV 16

1

SW16

2

3

4

V 3mA

V

A

Oscilloscope

EXIV 15

1

SW15

2

3

4

V 3mA

VCC 14

A

0.01ÂµF

V

A

Oscilloscope

Vcc 5V

47ÂµF

HDRV 13

1

SW13

2

3

V 8mA

V

Oscilloscope

CLAMP 12

1

SW12

2

3

V 8mA

V

Oscilloscope

VDRV 11

1

SW11

2

3

V 8mA

V

Oscilloscope

CPWID 10

VCC

3.9kâ¦

100pF

8/12

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