TW2984-NA2-CR

4-CH WD1 (960H)/D1 Compatible Video Decoders and Audio Codecs TW2984 Features Video Decoder Audio Codec  WD1 (960H) and D1 compatible video decoding operation and it is programmable each channel  Integrated five audio ADCs processing and one audio DAC  NTSC (M, 4.43) and PAL (B, D, G, H, I, M, N, N combination), PAL (60) support with automatic format detection  Provides multi-channel audio mixed analog output  Built-in analog anti-alias filter  Four 10-bit ADCs and analog clamping circuit for  PCM 8/16-bit and u-Law/A-Law 8-bit for audio word length 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  Support I2S/DSP Master/Slave interface for record output and playback input  Programmable audio sample rate that covers popular frequencies of 8/16/32/44.1/48kHz Miscellaneous  Two-wire MPU serial bus interface  Integrated clock PLL for 144/108MHz clock output  Power save and Power down mode  Low power consumption  Single 27MHz crystal for all standards and both WD1 and D1 format  3.3V tolerant I/O  1.0V/3.3V power supply  8mm x 8mm 68-pin QFN package  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 1 FN8583.0 September 24, 2013 1-888-INTERSIL or 1-888-468-3774 | Copyright Intersil Americas LLC 2013. All Rights Reserved Intersil (and design) is a trademark owned by Intersil Corporation or one of its subsidiaries. All other trademarks mentioned are the property of their respective owners. AIN1 ADC ADC Decimation Filter VIN2 ADC ADC 4H Comb Video Decoder AIN2 ADC ADC Decimation Filter VIN3 ADC ADC 4H Comb Video Decoder AIN3 ADC ADC Decimation Filter VIN4 ADC ADC 4H Comb Video Decoder AIN4 ADC ADC Decimation Filter AIN5 ADC Decimation Filter AOUT DAC Interpolation Filter VD[7:0] Clock PLL Clock Generator 4H Comb Video Decoder CLKPO XTO XTI CLKNO Host Interface ADC ADC SCLK SDAT IRQ I2S Interface VIN1 BT.656 Interface TW2984 ACLKR ASYNR ADATR ADATM ACLKP ASYNP ADATP FIGURE 1. TW2984 BLOCK DIAGRAM For additional products, see www.intersil.com/product_tree Intersil products are manufactured, assembled and tested utilizing ISO9000 quality systems as noted in the quality certifications found at www.intersil.com/design/quality Intersil products are sold by description only. Intersil Corporation reserves the right to make changes in circuit design, software and/or specifications at any time without notice. Accordingly, the reader is cautioned to verify that data sheets are current before placing orders. Information furnished by Intersil is believed to be accurate and reliable. However, no responsibility is assumed by Intersil or its subsidiaries for its use; nor for any infringements of patents or other rights of third parties which may result from its use. No license is granted by implication or otherwise under any patent or patent rights of Intersil or its subsidiaries. For information regarding Intersil Corporation and its products, see www.intersil.com