CXA2076Q View Datasheet(PDF) - Sony Semiconductor

Part Name

Description

Manufacturer

CXA2076Q

Y/C/RGB/D for PAL/NTSC Color TVs

Sony Semiconductor 

Pin Description

Pin

No.

Symbol

1 SECAMREF

2 SGND1

3 –(R-Y) OUT

4 –(B-Y) OUT

CXA2076Q

Equivalent circuit

Description

6k 20p

SECAM decoder interface. This pin

1

serves as both a 4.43MHz output and as

7.2V

a SECAM identification input/output pin.

250µA

—

GND for Y/C block.

Color difference signal outputs. Go to

200µA

high impedance when the SECAM

system is detected.

3

Standard output levels for 75% CB:

4

B-Y: 0.665Vp-p

R-Y: 0.525Vp-p

5 YOUT

500

Luminance signal output.

Black level is 3.5VDC.

5

Standard output level for 100 IRE input:

30k

1Vp-p

700µA

6 YRET

7 –(R-Y) IN

8 –(B-Y) IN

9 SGND2

6

1.5k

Luminance signal input.

Clamped to 4.8V at the burst timing.

Standard input level for 100 IRE input:

1Vp-p

70k

Color difference signal inputs.

Clamped to 5.5V at the burst timing.

7

8

1.5k

Standard input levels for 75% CB:

B-Y: 1.33Vp-p

R-Y: 1.05Vp-p

70k

–4–

GND for the RGB block.

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