VSP9417B datasheet(2/126 Pages) MICRONAS

Part #	VSP9417B

Description	PRIMUS Powerful Scan-Rate Converter including Multistandard Color Decoder

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Manufacturer	MICRONAS [Micronas]

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2 / 126 page

VSP 94x2A

DATA SHEET

2

Aug. 16, 2004; 6251-552-1DS

Micronas

Contents

Page

Section

Title

4

1.

Introduction

51.1.

Features

7

2.

Functional Description

7

2.1.

CVBS Front-end

7

2.1.1.

Source Select

7

2.1.2.

Signal Levels and Gain Control

8

2.1.3.

Clamping

9

2.1.4.

Synchronization

9

2.1.5.

Chroma Decoder

12

2.1.6.

Luminance Processing

13

2.2.

RGB Front-end

14

2.2.1.

Source Select

14

2.2.2.

Signal Magnitudes and Gain Control

15

2.2.3.

Clamping

15

2.2.4.

Digital Prefiltering

15

2.2.5.

RGB → YUV Matrix

16

2.2.6.

Contrast, Brightness and Saturation Control of Input Signal

16

2.2.7.

Soft Mix

16

2.2.8.

Static Switch mode

16

2.2.9.

Static Mixer mode

16

2.2.10.

Dynamic Mixer mode

16

2.2.11.

FBL Activity and Overflow Detection

17

2.3.

Input Processing

17

2.3.1.

Horizontal Prescaler

17

2.3.2.

Noise Reduction

19

2.3.3.

Noise Measurement

19

2.3.4.

Letterbox Detection

21

2.4.

Output Processing

21

2.4.1.

Horizontal Postscaler

21

2.4.1.1.

Panorama Mode

22

2.4.2.

Operation Modes

24

2.5.

Display Processing

24

2.5.1.

Peaking

25

2.5.2.

Digital Color Transition Improvement (DCTI)

26

2.5.3.

Coarse and Fine Delay

26

2.5.4.

Oversampling and DAC

26

2.5.5.

Output-Sync Controller

27

2.5.5.1.

HOUT Generator

27

2.5.5.2.

VOUT Generator

28

2.5.5.3.

BLANK Generator

28

2.5.5.4.

Background Generator

29

2.5.5.5.

Window Function

30

2.5.6.

Digital 656 Input

30

2.5.7.

Digital 656 Output

30

2.6.

Clock Concept

32

2.6.1.

Line-locked Clock Generator

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