CXA2149 查看數據表（PDF） - Sony Semiconductor

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CXA2149

I²C-Bus-Compatible Audio / Video Switch

Sony Semiconductor 

Pin Description

Pin

Symbol

No

Pin

voltage (V)

64 TV

62 CVIN1

60 CVIN2

3.9

58 Y1

56 Y2

54 Y3

Equivalent circuit

VCC

64 58

147

62 56

60 54

0.5µ

CXA2149Q

Description

Video signal inputs.

Luminance signal inputs.

52 C1

51 C2

4.5

49 C3

VCC

52

20k

51

147

49

5.2V

100µ

Chrominance signal inputs.

25 LTV

30 LV1

29 LV2

28 LV3

27 LV4

26 LV5

4.5

32 RTV

37 RV1

36 RV2

35 RV3

34 RV4

33 RV5

9 CVOUT1

3.8

43 CVOUT2

11 YOUT1

3.5

45 YOUT2

13 COUT1

4.5

47 COUT2

2 TVOUT

3.8

VCC

25 32

30 37

29 36

33k

28 35

27 34

26 33

4.5V

33k

Audio signal inputs.

VCC

Composite video signal outputs.

45

9

13

Luminance signal outputs.

43

47

11

2

Chrominance signal outputs.

1.8m

TV signal group delayed output.

—4—

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