CXD2043Q View Datasheet(PDF) - Sony Semiconductor

Part Name

Description

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CXD2043Q

Digital Comb Filter (NTSC)

Sony Semiconductor 

CXD2043Q

Pin

No.

Symbol

I/O

Description

12 VCV

I

Control voltage input for the built-in VCO oscillation.

Connect to PVss when the PLL is not used.

13 TEST

I Test. Fix to Low.

14 TEST

I Test. Fix to Low.

15 VCEN

I

Built-in VCO oscillation enable. Connect to PVDD when using the PLL.

Connect to PVss when the PLL is not used.

16 TEST

O Test. Left open.

17 PVDD

— PLL analog power supply

18 CLPI

I

Clamp pulse input for A/D converter (negative polarity).

Connect to DVDD when the clamp is off.

19 CPON

I

High: Clamp function is set to off, and only the normal A/D converter function is enabled.

Low: Clamp function is enabled.

20 ADVD — Digital power supply for A/D converter

21 ADVS — Digital ground for A/D converter

22 ICP

I Clamp control voltage

23 CRV

I Clamp reference voltage input

24 GR

— Connect to analog ground.

25 RB

O A/D converter reference voltage (bottom)

26 AAVS — Analog ground for A/D converter

27 ADIN

I Comb filter analog input (A/D converter input)

28 AAVD — Analog power supply for A/D converter

29 RT

O A/D converter reference voltage (top)

30 YVSS — Analog ground for Y-D/A converter

31 AYO

O Analog luminance signal output

32 YVDD — Analog power supply for Y-D/A converter

33 YVG

O Connect to YVDD via a capacitor of approximately 0.1µF.

34 YVRF

I VRF for Y. Sets the output full-scale value for Y.

35 YIRF

I Connect a resistor of 16 times (16R) that of the output resistor "R" of AYO pin.

36 VB

O Connect to YVss via a capacitor of approximately 0.1µF.

37 CIRF

O Connect a resistor of 16 times (16R) that of the output resistor "R" of ACO pin.

38 CVRF

I VRF for C. Sets the output full-scale value for C.

39 CVG

O Connect to CVDD via a capacitor of approximately 0.1µF.

40 CVDD — Analog power supply for C-D/A converter

41 ACO

O Analog chroma signal output

42 CVSS — Analog ground for C-D/A converter

43 Y8

O Digital luminance signal output (MSB)

44 Y7

O Digital luminance signal output

45 Y6

O Digital luminance signal output

–3–

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