CXA2161R Ver la hoja de datos (PDF) - Sony Semiconductor

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CXA2161R

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

Sony Semiconductor 

Block Diagram

(1) Video and Digital Section

Typical Connection

↓

DIG

VCR

FBLK_IN1 10

FBLK_IN2 12

+3.5V

0V

DIG BLUE

VCR BLUE

VIN_1 50

VIN_2 7

DC Restore

DC Restore

DIG GREEN/CVBS

VCR GREEN

VIN_3 51

VIN_4 6

DC Restore/Tip

DC Restore

DIG RED/CHROMA

DIG CHROMA

VCR RED/CHROMA

AUX CHROMA

VIN_5 52

VIN_6 53

VIN_7 5

VIN_13 1

DIG CVBS/LUMA

DIG CVBS/LUMA

VCR CVBS/LUMA

TV CVBS

AUX Y/CVBS

VIN_8 54

VIN_9 55

VIN_10 4

VIN_11 3

VIN_12 56

DC Restore/C bias

C bias

DC Restore/C bias

C bias

Clamp Cntl

Tip

Tip

Tip

Tip

Tip

CXA2161R

FBLK_SW

Typical Connection

↓

9 TV_FBLK

VIDEO SWITCH1 (TV)

×2

×2

×2

Output

disable

47

VOUT_1

TV BLUE

Output

disable

46

VOUT_2

TV GREEN

TV

Output

disable

RGB Gain Control

(+1, 2, 3dB)

45

VOUT_3

TV RED/C

×2

Output

disable

43

VOUT_4

TV CVBS/Y

VCR

SYNC_ID 2

AUD_BIAS 18

VID_BIAS 49

+5V/12V_VCCA 24

–5V_GNDA 21

+5V_DIG 14

GND_DIG 8

+5V_VOUT 44

GND_VID 40

+5V_VID 48

+12V_DIG 15

Sync

Detect

MIX_SW

×2

×2

Mute

Bias

VIDEO SWITCH2 (VCR)

SDA 34

SCL 35

FNC_VCR 13

3.3V or 5V

Fast Mode

Compatible

0/6/12V

Monitor

0/6/12V

Interrupt

Control

Logic

Output

disable &

Bi-drection

Control

41

VOUT_5

VCR CHROMA

VCR

Output

disable

39

VOUT_6

VCR CVBS/Y

37 TRAP

×2

MIX_SW

38

VOUT_7

(CVBS)

RF MOD

11 FNC_TV

TV

36 INTRUPT

33 LOGIC

MICRO

Note) All video outputs contain 75Ω drivers, except VOUT_7 (Pin 38).

–2–

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