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BCM7115
PRODUCT
(R)
Brief
OF BENEFITS
BCM7115 SINGLE-CHIP SET-TOP BOX WITH PVR
BCM7115 FEATURES SUMMARY variable symbol rate * 1024/256/64-QAM J.83 Annex A/B/C receiver supporting ITU-T * QPSK out-of-band receiver and a QPSK to 256-QAM upstream burst modulator * DAVIC 1.2/1.5 MAC * Dolby AC-3/MUSICAM audio decoding * 2D/3D graphics engine * NTSC/PAL video decoder * NTSC/PAL video encoder * BTSC decoder * External bus interface (EBI) serving as local bus MIPS32 * High-performance, 200-MHz RISCcaches processor with 8-KB I and 8-KB D * USB host with dual port (OHCI) devices include * PeripheralV.90 Softmodem IEEE 1394 interface, POD interface, support, LED, UARTs and
(R) (R) TM
* Integrated front-end and back-end results in the most cost-effective, single-chip, set-top box solution with * * * * *
personal video recording (PVR) PVR engine supports time shifting on a program being viewed and recording of another program simultaneously (watch and record) Support for DAVIC and DCII enable deployment in major cable markets worldwide Industry-leading compact form factor design is enabled by high integration High-performance RISC processor can support today's demanding set-top box operating systems and applications External QAM demodulator support for PVR watch and record
* * * *
IDE controller Personal video recording (PVR) support with IDE controller, 3DES, and dedicated DMA engines Single unified memory architecture Software device drivers supporting multiple operating systems and middlewares BCM7040 MPEG-2 encoder interface
BCM7115 Single-Chip Set-top Box with PVR System Block Diagram

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