DATASHEET FN8394 TW2968 Rev.4.00 April 15, 2014 8-Channel WD1 (960H)/D1 Compatible Video Decoders and Audio Codecs Features Video Decoder Audio Codec WD1 (960H) and D1 compatible video decoding Ten integrated audio ADCs processing and one operation and each channel is programmable audio DAC NTSC (M, 4.43) and PAL (B, D, G, H, I, M, N, N Provides multi-channel audio mixed analog output combination), PAL (60) support with automatic Supports I2S/DSP Master/Slave interface for format detection record output and playback input Built-in analog anti-alias filter PCM 8/16-bit and u-Law/A-Law 8-bit for audio word length Eight 10-bit ADCs and analog clamping circuit for CVBS input Programmable audio sample rate that covers popular frequencies of 8/16/32/44.1/48kHz Fully programmable static gain or automatic gain control for the Y channel Miscellaneous Programmable white peak control for CVBS channel Embedded PTZ Tx pulse generation 4-H adaptive comb filter Y/C separation Two-wire MPU serial bus interface PAL delay line for color phase error correction Integrated clock PLL for 144/108MHz clock output Image enhancement with peaking and CTI Power save and Power down mode Digital sub-carrier PLL for accurate color decoding Low power consumption Digital Horizontal PLL for synchronization Single 27MHz crystal for all standards and both processing and pixel sampling WD1 and D1 format Advanced synchronization processing and sync 3.3V tolerant I/O detection for handling non-standard and weak 1.0V/3.3V power supply signal 128-pin LQFP package (pin compatible with Programmable hue, brightness, saturation, TW2964 128-LQFP version) 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 FN8394 Rev.4.00 Page 1 of 196 April 15, 2014 TW2968 44HH CCoommbb VIN1 ADC VViiddeeoo DDeeccooddeerr 44HH CCoommbb VIN2 ADC VD1 7:0 VViiddeeoo DDeeccooddeerr VD2 7:0 VD3 7:0 44HH CCoommbb VIN3 ADC VViiddeeoo DDeeccooddeerr VD4 7:0 44HH CCoommbb VIN4 ADC MPP1/PTZADD0 VViiddeeoo DDeeccooddeerr MPP2/PTZADD1 MPP3/PTZADD2 44HH CCoommbb VIN5 ADC VViiddeeoo DDeeccooddeerr MPP4/PTZDAT 44HH CCoommbb VIN6 ADC CLKPO VViiddeeoo DDeeccooddeerr XTO XTI 44HH CCoommbb VIN7 ADC VViiddeeoo DDeeccooddeerr CLKNO SCLK 44HH CCoommbb VIN8 ADC VViiddeeoo DDeeccooddeerr SDAT IRQ 4H Comb AIN1 ADC Decimation Filter Video Decoder 4H Comb AIN2 Decimation Filter ADC Video Decoder 4H Comb AIN3 ADC Decimation Filter Video Decoder 4H Comb AIN4 Decimation Filter ADC Video Decoder AIN AUX1 4H Comb Decimation Filter ADC Video Decoder (AIN51) 4H Comb AIN5 ADC Decimation Filter Video Decoder 4H Comb AIN6 Decimation Filter ADC Video Decoder ACLKR ASYNR 4H Comb AIN7 Decimation Filter ADC ADATR Video Decoder ADATM ACLKP 4H Comb AIN8 ADC Decimation Filter Video Decoder ASYNP ADATP 4H Comb AIN AUX2 Decimation Filter ADC Video Decoder (AIN52) ALINKO ALINKI DAC AOUT Interpolation Filter FIGURE 1. TW2968 VIDEO BLOCK DIAGRAM FN8394 Rev.4.00 Page 2 of 196 April 15, 2014 MPP Clock PLL Mux Cascade Host I2S/DSP Clock COAXITRON Interface Interface Interface Interface Interface Generator