ADV7181B

Multiformat SDTV Video Decoder ADV7181B OBSOLETE FEATURES Multiformat video decoder supports NTSC-(M, J, 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™), 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 Chroma transient improvement (CTI) Digital noise reduction (DNR) Multiple programmable analog input formats Composite video (CVBS) 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 Differential phase: 0.6° typ GENERAL DESCRIPTION The ADV7181B 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-bit/8-bit CCIR601/CCIR656. The advanced, highly flexible digital output interface enables performance video decoding and conversion in line-locked clock-ba...