CXA2126Q 查看數據表（PDF） - Sony Semiconductor

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CXA2126Q

Audio/Video Switch with Electronic Volume for 2 Scart

Sony Semiconductor 

CXA2126Q

+12V

+12V

+12V

+12V

+12V

+12V

BC547B

1kΩ

BC547B

1kΩ

BC547B

1kΩ

BC547B

1kΩ

BC547B

1kΩ

BC547B

1kΩ

V

Measurement

point

+9V

51 50 49 48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33

+12V

52

+9V

53

BC547B 54

55

56

57

58

59

+9V

60

61

62

63

64

CXA2126Q

32

31

30

29

28

27

26

25

24

23

22

21

20

+9V

47µF

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19

SCL SDA

22µF

V

Measurement

point

Fig. 1. Video system (d.c. test)

Signal applied to Pins 2, 4, 6, 8, 10, 23, 55, 57, 59, 61, 63

Output signal measured from Pins 41, 44, 46, 47, 48, 49

Notes) 1. All +9V supplies de-coupled close to supply pins, 20, 38, 60 with 10nF ceramic capacitor.

2. All video outputs are loaded with emitter follower during tests.

– 13 –

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