VC0736 datasheet(6/127 Pages) NEXTCHIP

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NVP6124

Data sheet

02.11.2015 (REV 0.2)

4/125

4-CH AHD2.0 RX and 9-CH Audio Codec

Contents

1. Pin Information .............................................................................................................. 6

1.1 Pin Assignments ........................................................................................................ 6

1.2 Pin Description........................................................................................................... 7

2. AHD1.0 RX ..................................................................................................................... 9

2.1. Functional Overview ................................................................................................. 9

2.2. Video Input Formats................................................................................................ 10

2.3. Analog Front End (CLAMP, PGA, Anti-aliasing Filter).............................................. 10

2.4. Genlock (Robust Sync Detection, Robust No-Video Detection) .............................. 11

2.5. YCS (Y/C separation) ............................................................................................. 12

2.6. Luma Processing .................................................................................................... 13

2.7. Chroma Processing ................................................................................................ 14

2.8. Data Output Order & Direction Control.................................................................... 15

2.9. Output Format......................................................................................................... 16

2.9.1. ITU-R BT.656/1120(like) Format ....................................................................... 19

2.9.2. Video Output Timing Information ...................................................................... 19

2.10. Output Mode ......................................................................................................... 19

2.10.1. Single Output Mode........................................................................................ 19

2.10.2. 2-Multiplex Output Mode ................................................................................ 20

2.10.3. 4-Multiplex Output Mode ................................................................................ 21

2.10.4. 148.5MHz 2-Ch CIF Data Output Mode.......................................................... 24

2.11. Video Frame Control ............................................................................................. 25

2.12. Motion Detector .................................................................................................... 25

3. Audio Codec ................................................................................................................ 26

3.1. Description.............................................................................................................. 27

3.2. Record Output ........................................................................................................ 27

3.2.1 Data Output Interface ........................................................................................ 28

3.2.2. 2/4/8/16-Channel Data Output(256 fs).............................................................. 30

3.2.3. 2/4/8/16-Channel Audio Data Output with 4-Channel Mic Data(320 fs)............. 31

3.2.4. ADATA_SP Output............................................................................................ 32

3.3. Playback Output ..................................................................................................... 33

3.4. Audio Detection....................................................................................................... 33

3.5. Cascade Operation ................................................................................................. 34

4. Coaxial Protocol .......................................................................................................... 35

5. I2C Interface................................................................................................................. 37

6. Register Description ................................................................................................... 38

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