CXA2019 查看數據表（PDF） - Sony Semiconductor

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CXA2019

NTSC/PAL Chroma Decoder

Sony Semiconductor 

Pin

No.

Symbol

Pin

voltage

9 ABLFILIN

—

Equivalent circuit

Vcc

Vcc

9

37k

90k

90k

10 CP IN

Vcc

Vcc

15k

—

10

1.2k

CXA2019AQ

Description

ABLFIL voltage input.

Input the main picture Y/C/J ABLFIL

voltage.

Reinput system clamp pulse input.

Input the main picture BGP (SCP).

Vth: 2.5V

11 Y2 IN

12 U2 IN

13 V2 IN

Vcc

11

12

4V

13

1.2k

70k

Reinput system inputs.

Input via a capacitor.

14 V TIM

—

15 H TIM

—

Vcc

Vcc

1k

14

20k

1k

V timing pulse output.

Outputs a 0 to 5V positive polarity

pulse.

Vcc

Vcc

1k

15

20k

1k

H timing pulse output.

Outputs a 0 to 5V positive polarity

pulse.

–5–

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