BCM7454

® Brief

AVC/MPEG-2/VC-1/SD OUTPUT SYSTEM-ON-A-CHIP SOLUTION

FEATURES SUMMARY OF BENEFITS

• Advanced AVC/MPEG-2/VC-1 decoder: • SD analog video encoder: • H.264/AVC main and high profile to level 4.1 • NTSC-M, NTSC-J, PAL-BDGHIN, PAL-M, PAL-Nc analog • VC-1 simple, main, and advanced profile @ level 3 outputs • MPEG-2 • 480i/480p/576i/576p output formats • MPEG still-picture decode • Component or composite output ® • Advanced audio processor supporting the following: • Macrovision 7.1 support • AAC LC, AAC LC+SBR level 2, AAC+ level 2 • Component, S-Video, and composite via six on chip ® • VBI encoders for CC/TTX with NABTS/CGMSA/WSS/ • , Dolby Digital Plus ® • MPEG-1 layers 1, 2, and 3 (MP3) Gemstar standards and dedicated TTX sideband • Windows Media® audio • ITU-R-656 input port • One pair of on-chip stereo high-fidelity audio DACs • RF modulator with BTSC encoder • 3D SRS audio support • Broadcom Security Processor • One I2S input port and one I2S output port • AES/1DES/3DES/CSS/CPRM/DTCP copy protection • SPDIF output • MPEG-2/DIRECTV®/DVB/ARIB data transport demux with • Advanced 2D-effects graphic engine: 1DES/3DES/DVB/Multi2/AES descramblers • Studio quality text and graphics at SD resolution • V.92-capable soft modem with integrated SiLab Si305x • Supports multiple layers and windows system side device • Digital reduction (DNR): • 3.3V 33-MHz PCI 2.2 • Reduces MPEG artifacts including block • Dual USB 2.0 host controller with dual-port transceiver • Reduces mosquito noise • Dual smart card support • OpenCable™ ready with on-chip MPOD support • 300-MHz MIPS32®/16e™ class processor • 64-bit DDR DRAM controller configurable in 32-bit mode

AVC/MPEG-2/VC-1 Platform Example

STEREO AUDIO OUT S/PDIF OUT VIDEO OUT

Dual RF OUT SATELLITE IN USB 2.0 Power

Audio S/PDIF NTSC Comp. RF Out Out PAL Video Mod Video LNA

USB 2.0

DDR SDRAM 32-bit 200-/166-MHz TS In BCM7454 BCM4505 I2C 300-MHz MIPS DVB-2 SD AVC + Demod

Front Panel I/F

NAND/ Conditional NOR Access Smart Card Flash

IR I/F

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64-bit PCI 2.2 and Flash DDR-SDRAM USB 2.0 x2

IR In x2 Bus Bridge DRAM Controller IR RX 300-MHz Dual MIPS32/16e USB 32KI and 32KD 2.0 IR TX IR Out MMU, 4K RAC DMA Triple UARTx3 UARTs

R O Advanced Video GPIO GPIO 2D Graphics - Scalers Multiformat Secure Processor O T Display - Compositors Audio M P Processor Engine PCM L Audio R ITU-R-656 Engine ITU-R-656 Decoder and SPDIF DACs I2S Out I2S In

DCAS SD Dual SCARD MPEG-2/DVB Transport AVC/MPEG-2/VC-1 Soft Modem Composite SD Video Video Decoder Si305X MCARD NTSC/PAL ITU-R-656/TTX Broadcom Transport VEC Input Serial Control

ISO7816 I/F RMX Gateway BSC x4 x2 x2 Services BCM7454 Block Diagram The BCM7454 is a standard-definition satellite set-top box solution level 2, and MPEG-1 layers 1, 2, and 3 with simultaneous pass-through offering integrated AVC (H.264), MPEG-2, and VC-1 video decoding support. 3D SRS audio is also supported. Available audio outputs are technology. It combines a data transport processor, standard-definition I2S, SPDIF, and one pair of analog outputs. AVC/MPEG-2/VC-1 video decoder, advanced audio decoder, 2D High-quality video and graphics processing is integrated, featuring graphics processing, high-quality video scaling and motion adaptive advanced studio quality 2D graphics processing. Also included are deinterlacing, four video DACs, stereo high-fidelity audio DACs, a motion-adaptive deinterlacing with 3:2 pull-down and letterbox MIPS32/MIPS16e class CPU, and a peripheral control unit providing a detection. variety of set-top box control functions. The BCM7454 has an analog video encoder that supports Macrovision The MPEG-2 DVB-compliant transport stream/PES parser and and supports the following output standards: NTSC-M, NTSC-J, PAL- demultiplexer is capable of simultaneously processing 256 PIDs via 128 BDGHIN, PAL-M, and PAL-Nc. The following output formats are PID channels in up to two independent external transport stream inputs. supported: composite, S-Video, and RGB component. The following The transport provides 1DES/3DES/DVB/Multi2/AES descrambling output resolutions are supported: 480i, 480p, 576i, and 576p. The support. A memory-to-memory DMA security module may be BCM7454 also supports modulated output over an RF 3/4. programmed for supporting AES/1DES/3DES/CSS/CPRM/CPPM/ DTCP copy protection algorithms/standards. The BCM7454 features the The BCM7454 incorporates a complete MIPS32-based microprocessor Broadcom Secure Processor providing secure key generation, subsystem, including caches with bridging to memory and a local bus. management, and protection. Integrated peripherals include three UARTS, two ISO7816 smart card interfaces, counter/timers, a GPIO, a LED/keypad controller, IR The video decoder supports AVC, standard-definition VC-1 (advanced- receivers, an IR blaster, an integrated soft modem system side device, profile level 3, main, and simple profiles), and MPEG-2 main profile at and BSC and SPI controllers. Advanced connectivity features include main and high levels. The BCM7454 has an advanced audio processor two USB 2.0 ports. capable of decoding Dolby Digital, Dolby Digital Plus, AAC 5.1, AAC+

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®

BROADCOM CORPORATION Phone: 949-926-5000 5300 California Avenue Fax: 949-926-5203 Irvine, California 92617 E-mail: [email protected] © 2007 by BROADCOM CORPORATION. All rights reserved. Web: www.broadcom.com

7454-PB00-R 08/28/07

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