STi7141 HD decoder for interactive digital cable set-top box Data Brief Features – MPEG-4 HE AAC (aacPlus) – Dolby® Digital (AC-3), Dolby® Digital Plus ■ Three integrated cable receiver / demodulators ■ DOCSIS/EuroDOCSIS 2.0 cable modem with support for DOCSIS 3.0 down-stream channelbonding ■ Firmware based PTI (programmable transport stream processor) ■ DVR support, and trick play modes ■ Dual display HD and SD ■ Dual Core architecture providing more than 1600 DMIPS of processing performance 2D blitter graphics with extention to pseudo 3D and video mosaic support ■ Multi-level layered security ■ Linux®, Windows® CE and OS21 compatible ■ ■ Firmware based multi-standard HD video decoder for: – H.264 / MPEG-4 AVC HP@L4 – MPEG-2 MP@HL – SMPTE VC-1 AP@L3 Interfaces include: USB, Ethernet, HDMITM, eSATA. Description ■ ■ ■ SCTE-55 part 1 and 2 physical layer support for CableCARDTM The STi7141 is a highly integrated SoC (systemon-chip) designed to meet the demanding needs of the interactive cable set top box market place. The STi7141 integrates all the major system functions into a single device, and provides world leading, multi-layer, advanced security technologies to protect valuable video and audio assets. Firmware based multi-standard audio processor for: – MPEG-1 I/II/III (MP3), MPEG-2 ACC (AACLC) 8-ch S/PDIF PCM Out Out Protected JTAG Dual Core ST40-300 Resets / Clocks / Modes DDR2 SDRAM 2-ch Analog PCM In Audio Digital Video In USB Comms GPIOs Audio Decoder Players and Interfaces LMI SPI 3x FDMA USB 2.0 eSATA Interface ST231 Mailboxes 64K SRAM Serial FLASH USB USB USB Audio DACs 16 Clock Gen and System Services STB peripherals and external interrupts Serial ATA HDD, int/ext DVP USB 2.0 USB 1.1 IR Tx/Rx UHF Rx 2 x I/F SmCard 7x SSC/I2C ILC 3x UARTs PWM USB 1.1 STBus DSMA USMA Blitter DOCSIS 2.0+ MAC HD Video Decoder PTI TSMerger RC September 2008 MCARD Interface DEI Main video display PCI EMI EMPI Router and Formatter VTG0 DENC VTG1 DVO 6 DACs Digitized Cable Channels Aux video display ST231 PTI 2x Ethernet MAC QAM/ QAM/ QAM/ FEC FEC FEC Main/Aux Display COMPOSITOR Cursor 3xGDP GMII / MII Rev 1 For further information contact your local STMicroelectronics sales office. Analog Video Output (HD/SD) HDMI Digital Video Output TMDS EMI/MPX/PCI 1/6 www.st.com 6 Applications 1 STi7141 Applications The STi7141 is a low-cost, networkable, HDTV set-top box device, with an embeded DOCSIS cable modem capable of providing DSG (DOCSIS set-top gateway), interactive multimedia and internet access for the digital cable market. The STi7141 provides an enhanced performance, lower-cost replacement to the two-chip solution STv0498 and STi7109. The following figures describe typical set-top box applications based on the STi7141. These applications maintain a high degree of software compatibility with set-top box designs based on the STv0498 and STi7109. Cable Silicon tuner Silicon tuner PGA STv0130 Figure 1. STi7141 application: HD input SD display cable set-top box platform with DOCSIS 2.0 DDR 2 DDR 2 LMI LMI Ch 3/4 FAT1 FAT2 Filter MSCC RJ45 Ethernet PHY MII USB 2 USB 2.0 USB USB 1.1 Secure micro Power supply components 2/6 Power on reset USB 1.1 S-Video S-Vid Audio Audio STi7141 GMII MSCC Comp Composite RDC MoCA MAC and PHY RF S/PDIF Opto USB 2 USB 2.0 IR EMI Flash S/PDIF Opto IR STi7141 Applications Cable Silicon tuner Silicon tuner Silicon tuner STv0130 Figure 2. STi7141 application: HD input HD display cable set-top box platform with DOCSIS 2.0 DDR 2 DDR 2 LMI LMI FAT1 HDMI HDMI FAT2 CVBS CVBS FDC S-Video S-Vid RDC YPrPb YPrBr Audio L/R Audio MoCA MAC and PHY GMII MSCC RJ45 MSCC Ethernet PHY STi7141 PGA S/PDIF eSATA MII USB 2 USB 2.0 A/V USB USB 1.1 USB 2.0 Secure micro Power supply components Power on reset USB 1.1 Opto IR EMI S/PDIF eSATA 1394 LLC and PHY 1394 USB 2 Opto IR Flash 3/6 Ordering information 2 STi7141 Ordering information Table 1. Ordering information Order code STi7141ZWA 4/6 Packaging PBGA 580 + 100 balls, 35 x 35 mm STi7141 3 Revision history Revision history Table 2. Document revision history Date Revision 09-Sep-2008 1 Changes Initial release 5/6 STi7141 Please Read Carefully: Information in this document is provided solely in connection with ST products. STMicroelectronics NV and its subsidiaries (“ST”) reserve the right to make changes, corrections, modifications or improvements, to this document, and the products and services described herein at any time, without notice. All ST products are sold pursuant to ST’s terms and conditions of sale. Purchasers are solely responsible for the choice, selection and use of the ST products and services described herein, and ST assumes no liability whatsoever relating to the choice, selection or use of the ST products and services described herein. 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