CXA7002R Ver la hoja de datos (PDF) - Sony Semiconductor

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CXA7002R

I²C Bus Compatible Audio Video (AV) Switch & Electronic Volume Control

Sony Semiconductor 

Block Diagram

(1) Video Section

DIG BLUE VIN_1 6

VCR BLUE VIN_2 54

DIG GREEN/CVBS VIN_3 7

VCR GREEN VIN_4 53

DIG RED/CHROMA VIN_5 8

VCR RED/CHROMA VIN_7 51

DIG CHROMA VIN_6 9

AUX CHROMA VIN_13 55

GAIN

ADJUST

DC

Restore

DC

Restore

DC

Restore

DC

Restore

DC

Restore/

C Bias

DC Restore

/C Bias

C Bias

C Bias

DIG CVBS/LUMA VIN_8 10

DIG CVBS/LUMA VIN_9 11

VCR CVBS/LUMA VIN_10 52

TV CVBS VIN_11 57

AUX Y/CVBS VIN_12 56

VID_BIAS 5

GND 12

GND 37

–5V_GNDA 13

–5V_GNDA 36

–5V_GNDA 27

+12V 17

+5V_DIG 24

GND_DIG 25

AUD_BIAS 26

+5/12V_VCCA 28

Sync

Tip

Clamp

Sync

Tip

Clamp

Sync

Tip

Clamp

Sync

Tip

Clamp

Sync

Tip

Clamp

Sync

Detector

INTERUPT

Note) All video outputs contain 75Ω drivers.

CXA7002R

RGB Gain Control

(+1, 2, 3dB)

2 VOUT_1 BLUE

1 VOUT_2 GREEN

TV

63 VOUT_3 RED/CHROMA

4 TRAP

Mix Switch

Mix Switch

3 VOUT_7 RF MOD

62 VOUT_4 LUMA/CVBS TV

Bi-directional

Control

60 VOUT_5 CHROMA

VCR

61 VOUT_6 LUMA/CVBS

59 GND_VID

64 +5V_VOUT

58 +5V_VID

46 AUD_BIAS

35 VCC_AUD

–2–

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