ADV7184

多格式SDTV视频解码器，具有快速开关覆盖支持 Multiformat SDTV Video Decoder with Fast Switch Overlay Support

GENERAL DESCRIPTION

The integrated video decoder automatically detects and converts a standard analog baseband television signal, which is compatible with worldwide standards NTSC, PAL, and SECAM, into 4:2:2 component video data-compatible with 16-bit or 8-bit CCIR601/CCIR656.

FEATURES

Multiformat video decoder supports NTSC-J, M, 4.43, PAL-B/D/G/H/I/M/N, SECAM

Integrates four 54 MHz, 10-bit ADCs

SCART fast blank support

Clocked from a single 28.63636 MHz crystal

Line-locked clock-compatible LLC

Adaptive digital line length tracking ADLLT™, signal

  processing, and enhanced FIFO management give mini

  TBC functionality

5-line adaptive comb filters

Proprietary architecture for locking to weak, noisy, and unstable video sources such as VCRs and tuners

Subcarrier frequency lock and status information output

Integrated AGC with adaptive peak white mode

Macrovision® copy protection detection

CTI chroma transient improvement

DNR digital noise reduction

Multiple programmable analog input formats

  CVBS composite video

  S-Video Y/C

  YPrPb component VESA, MII, SMPTE, and Betacam

12 analog video input channels

Integrated antialiasing filters

Automatic NTSC/PAL/SECAM identification

Programmable interrupt request output pin