TW2826-LA2-CR

Techwell GET FULL DATASHEET 16 Channel Record Multiplexer for Security Applications TW2826 Features TW2826 is a record multiplexer that converts multiple • Four BT.656 Compliant Input D1 video inputs into quad CIF format for multi-channel DVR applications. The maximum number of D1 video that can be accepted is 16. The output can be • Maximum Input Rate of 108 MHz with Byte-Interleaved Format Support • Four BT.656 Compliant Output Ports selected from any D1 video or quad CIF video. • Up to 108 MHz Byte-Interleave Output Support Description • Channel ID Support • User Selectable D1 or Quad CIF Output This product accepts multiple channels BT.656 • Single SDRAM 16 Bits @166MHz compliant video data in byte interleaving format, processes them and outputs them in either its original • Optional GPIO size or in quad CIF size based on user control. The • Miscellaneous output will be in BT.656 byte interleaving format in • 1.8/3.3V Operation Voltage the case of multi-channel output. • Supports 2-wire Serial Bus Interface • 144 Ld LQFP Package Applications • Video Surveillance DVR Block Diagram SDRAM V V VIDEO I/F DRAM VIDEO O/P CONTROL FORMATTER VIDEO I/F VIDEO O/P FORMATTER V VIDEO I/F V MULTIPLEXER VIDEO O/P V V FORMATTER V VIDEO I/F VIDEO O/P V FORMATTER FIGURE 1. TW2826 BLOCK DIAGRAM 1 FN7913.0 September 6, 2011 CAUTION: These devices are sensitive to electrostatic discharge; follow proper IC Handling Procedures. 1-888-INTERSIL or 1-888-468-3774 | Copyright Intersil Americas Inc. 2011. 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. TW2826 DVDD33 VO2_DATA4/GP5 VO2_DATA5/GP6 VO2_DATA6/GP7 111 110 109 DVSS33 112 113 VO2_DATA1/GP2 VO2_DATA2/GP3 VO2_DATA0/GP1 116 VO2_DATA3/GP4 VO2_CLK/GP0 117 114 VO1_DATA7 118 115 VO1_DATA6 DVSS18 128 119 VO1_DATA1 129 VO1_DATA5 VO1_DATA0 130 120 VO1_CLK 131 VO1_DATA4 VO0_DATA7 132 121 VO0_DATA6 133 DVDD33 VO0_DATA5 134 122 VO0_DATA4 135 DVSS33 DVDD33 136 123 DVSS33 137 VO1_DATA3 VO0_DATA3 138 124 VO0_DATA2 139 125 VO0_DATA1 140 DVDD18 VO0_DATA0 141 VO1_DATA2 VO0_CLK 142 126 PLLAVDD18 143 127 PLLAVSS18 144 Pin Diagram NC 1 108 VO2_DATA7/GP8 NC 2 107 VO3_CLK/GP9 SCLK 3 106 VO3_DATA0/GP10 SDAT 4 105 VO3_DATA1/GP11 HW_RSTN 5 104 VO3_DATA2/GP12 DVDD33 6 103 VO3_DATA3/GP13 XTI 7 102 DVSS33 XTO 8 101 DVDD33 VI0_CLK 9 100 VO3_DATA4/GP14 VI0_DATA0 10 99 VO3_DATA5/GP15 VI0_DATA1 11 98 VO3_DATA6/GP16 VI0_DATA2 12 97 VO3_DATA7/GP17 VI0_DATA3 13 96 SDR_DQ15 VI0_DATA4 14 95 SDR_DQ14 VI0_DATA5 15 94 SDR_DQ13 DVSS18 16 93 DVSS18 DVDD18 17 VI0_DATA6 18 VI0_DATA7 19 DVDD33 20 DVSS33 21 88 DVDD33 VI1_CLK 22 87 SDR_DQ10 VI1_DATA0 23 86 SDR_DQ9 VI1_DATA1 24 85 SDR_DQ8 VI1_DATA2 25 84 SDR_DQ0 VI1_DATA3 26 83 SDR_DQ1 VI1_DATA4 27 82 SDR_DQ2 VI1_DATA5 28 81 SDR_DQ3 VI1_DATA6 29 80 SDR_DQ4 VI1_DATA7 30 79 DVSS33 VI2_CLK 31 78 DVDD33 VI2_DATA0 32 77 SDR_DQ5 VI2_DATA1 33 76 SDR_DQ6 VI2_DATA2 34 75 SDR_DQ7 VI2_DATA3 35 74 SDR_WEB VI2_DATA4 36 73 SDR_CASB 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 VI3_DATA4 VI3_DATA5 VI3_DATA6 VI3_DATA7 DVDD18 DVSS18 SDR_MA4 SDR_MA5 SDR_MA6 SDR_MA7 SDR_MA8 DVDD33 DVSS33 SDR_MA9 SDR_MA11 SDR_CLK SDR_MA3 SDR_MA2 SDR_MA1 SDR_MA0 SDR_MA10 72 46 VI3_DATA3 71 45 VI3_DATA2 SDR_BA0 44 VI3_DATA1 SDR_RASB 43 VI3_DATA0 70 42 VI3_CLK SDR_BA1 41 DVSS33 68 40 DVDD33 69 39 VI2_DATA7 DVSS33 38 VI2_DATA6 DVDD33 37 VI2_DATA5 TW2826 92 DVDD18 91 SDR_DQ12 90 SDR_DQ11 89 DVSS33 FIGURE 2. TW2826 PIN 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 Mouser Electronics Authorized Distributor Click to View Pricing, Inventory, Delivery & Lifecycle Information: Intersil: TW2826-LA2-CR