CXA2095 Просмотр технического описания (PDF) - Sony Semiconductor

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CXA2095

Y/C/RGB/Sync/Deflection for Color TV

Sony Semiconductor 

Pin Description

Pin

No.

Symbol

1 XTAL

CXA2095S

Equivalent circuit

SVCC

350

1

200µ

Description

Connect a 3.579545MHz crystal oscillator.

2 APCFIL

3 BLHOLD

1.2k

2

50µ

SVCC

1.2k

CR connection for the chroma APC lag-lead

filter.

50µ

9µ

20k

3

4k 20k 1.2k

SVCC

25µ

Capacitor connection for black peak hold of the

dynamic picture (black expansion).

4 YIN

SVCC

1.2k

4

100µ

Y signal input.

Input a 2Vp-p (including sync, 100% white) Y

signal via a capacitor. The pedestal level of the

input signal is clamped to 4.2V.

5 CIN

6 SVCC

7 SCL

10p

5

SVCC

30k

35µ

Chroma signal input.

Provide a bias of about VCC/2 and input a C

signal (including sync, 100% white, 2Vp-p CV

signal) with a 570mVp-p burst level.

JVCC

50µ

4k

7

10k

Power supply for the video block.

I2C bus protocol SCL (Serial Clock) input.

VILMAX = 1.5V

VIHMIN = 3.5V

–3–

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