TW2968 INTERSIL | Alldatasheet
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Technical content
Features
WD1 (960H) and D1 compatible video decoding operation and each channel is programmable 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 Ten integrated audio ADCs processing and one audio DAC Provides multi-channel audio mixed analog output Supports 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 8/16/32/44.1/48kHz Miscellaneous Embedded PTZ Tx pulse generation 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 128-pin LQFP package (pin compatible with TW2964 128-LQFP version)
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 VD3[7:0] Mux Interface MPP COAXITRON Interface VD1[7:0] VD2[7:0] VD4[7:0] 4H Comb Video DecoderADC 4H Comb Video DecoderVIN4 4H Comb Video DecoderADC 4H Comb Video DecoderVIN5 4H Comb Video DecoderADC 4H Comb Video DecoderVIN6 4H Comb Video DecoderADC 4H Comb Video DecoderVIN7 4H Comb Video DecoderADC 4H Comb Video DecoderVIN8 4H Comb Video DecoderADC 4H Comb Video DecoderVIN3 4H Comb Video DecoderADC 4H Comb Video DecoderVIN2 4H Comb Video DecoderADC 4H Comb Video DecoderVIN1 MPP1/PTZADD0 MPP2/PTZADD1 MPP3/PTZADD2 MPP4/PTZDAT Clock PLL Clock Generator CLKPO XTI CLKNO Host Interface SCLK SDAT IRQ XTO I2S/DSP Interface ACLKR ASYNR ADATR ADATM ACLKP ASYNP ADATP 4H Comb Video DecoderADC Decimation FilterAIN1 4H Comb Video DecoderADC Decimation FilterAIN2 4H Comb Video DecoderADC Decimation FilterAIN3 4H Comb Video DecoderADC Decimation FilterAIN4 4H Comb Video DecoderADC Decimation FilterAIN_AUX1 (AIN51) 4H Comb Video DecoderADC Decimation FilterAIN5 4H Comb Video DecoderADC Decimation FilterAIN6 4H Comb Video DecoderADC Decimation FilterAIN7 4H Comb Video DecoderADC Decimation FilterAIN8 4H Comb Video DecoderADC Decimation FilterAIN_AUX2 (AIN52) DACAOUT Interpolation Filter ALINKO ALINKI Cascade Interface