GENERAL DESCRIPTION
●The ADV7181 integrated video decoder automatically detects and converts a standard analog baseband television signal compatible with worldwide standards NTSC, PAL, and SECAM into 4:2:2 component video data compatible with 16-/8-bit CCIR601/CCIR656.
●FEATURES
●Multiformat video decoder supports NTSC-(M, N, 4.43), PAL-(B/D/G/H/I/M/N), SECAM
●Integrates three 54 MHz, 9-bit ADCs
●Clocked from a single 27 MHz crystal
●Line-locked clock compatible (LLC)
●Adaptive Digital Line Length Tracking (ADLLT™)
●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)
●6 analog video input channels
●Automatic NTSC/PAL/SECAM identification
●Digital output formats (8-bit or16-bit): ITU-R BT.656 YCrCb 4:2:2 output + HS, VS, and FIELD
●0.5 V to 1.6 V analog signal input range
●Differential gain: 0.6% typ
