PI7VD9004ABH数据手册集成电路（IC）的视频处理规格书PDF

特性 Features

•High quality Live 4-Channel Video/Audio decoder with WD(960H) and NTSC/PAL camera support
•Built-in Proprietary Adaptive Equalizer (AEQ) delivers
•2x Picture Image Clarity or 2x long distance cables with
•Adaptive Comb Filter design optimized for weak, noisy, or unstable signal recovery
•Saving installation cost by eliminating signal amplifier around the 500-800 meter Coax cable installation
•Resilient Sync-tip detection to lock video signal in a noisy environment with programmable luminance peaking to enhance sharpness, hue, saturation, contrast, brightness supports
•Flexible ITU-R BT.656 time multiplexed video outputs with 27/54/108 MHz or 36/72/144 MHz
•Accepts NTSC(M), NTSC 4.43, PAL(B, D, G, H, I, M, Nc) and PAL60 with single 27 MHz reference clock
•4-Channel Composite Video or 2-channel S-video Inputs
•Fully differential CMOS analog pre-processing channel with clamping
•Automatic gain control (AGC) for the best signal tonoise performance. Switch to B/W mode while the input signal is weak. Complementary 5H adaptive comb filters for both cross-luma and cross-chroma noise reduction
•Built-in 10-bit audio Codec to allow 5 audio inputs, single audio output with Mixed audio analog output for multiple audio channels
•Two serial audio formats (I2S and DSP) are supported for recording/mixing output and playback input
•Selectable Master and Slave serial audio interface
•Support multiple audio sample rates for 8/16/32/44.1 /48 KHz audio frequency with Integrated video PLL for 108/144 MHz clock output
•Low power consumption during operation or power-down mode
•Two-wire serial interface(I2C) for brightness, contrast, saturation, hue, and sharpness control
•Suitable for dual sourcing Video Decoder platforms
•Packages: 128-pin LQFP