TW2964

Techwell™ PRELIMINARY 4-CH WD1 (960H)/D1 Compatible Video Decoders and Audio Codecs TW2964 Features Video Decoder WD1 (960H) and D1 compatible video decoding operation and it is programmable each channel NTSC (M, 4.43) and PAL (B, D, G, H, I, M, N, N combination), PAL (60) support with automatic format detection Software selectable analog inputs allows any of 2 CVBS per one video ADC Built-in analog anti-alias filter Four 10-bit ADCs and analog clamping circuit for CVBS input Fully programmable static gain or automatic gain control for the Y channel Programmable white peak control for CVBS channel 4-H adaptive comb filter Y/C separation PAL delay line for color phase error correction Image enhancement with peaking and CTI Digital sub-carrier PLL for accurate color decoding Digital Horizontal PLL for synchronization processing and pixel sampling Advanced synchronization processing and sync detection for handling non-standard and weak signal Programmable hue, brightness, saturation, contrast, sharpness Automatic color control and color killer ITU-R 656 like YCbCr (4:2:2) output or time multiplexed output with 36/72/144MHz for WD1 or 27/54/108MHz for D1 format Audio Codec Integrated five audio ADCs processing and one audio DAC Provides multi-channel audio mixed analog output Support I2S/DSP Master/Slave interface for record output and playback input PCM 8/16-bit and u-Law/A-Law 8-bit for audio word length Programmable audio sample rate that covers popular frequencies of 8/16/...