DATASHEET
TW2984
4-CH WD1 (960H)/D1 Compatible Video Decoders
and Audio Codecs FN8583
Rev.0.00
September 24, 2013 Features Video Decoder Audio Codec п‚ WD1 (960H) and D1 compatible video decoding
operation and it is programmable each channel п‚ Integrated five audio ADCs processing and one
audio DAC п‚ NTSC (M, 4.43) and PAL (B, D, G, H, I, M, N, N
combination), PAL (60) support with automatic
format detection п‚ Provides multi-channel audio mixed analog output п‚ Built-in analog anti-alias filter
п‚ Four 10-bit ADCs and analog clamping circuit for п‚ PCM 8/16-bit and u-Law/A-Law 8-bit for audio
word length CVBS input п‚ Fully programmable static gain or automatic gain
control for the Y channel п‚ Programmable white peak control for CVBS
channel
п‚ 4-H adaptive comb filter Y/C separation
п‚ PAL delay line for color phase error correction
п‚ Image enhancement with peaking and CTI
п‚ Digital sub-carrier PLL for accurate color decoding
п‚ Digital Horizontal PLL for synchronization
processing and pixel sampling
п‚ Advanced synchronization processing and sync
detection for handling non-standard and weak
signal п‚ Support I2S/DSP Master/Slave interface for record …