PRODUCT
PRODUCT
Brief
Brief
B C M 7 0 2 0 R
HIGH DEFINITION VIDEO UMA SUBSYSTEM WITH 2D GRAPHICS
B C M 7 0 2 0 F E A T U R E S
BCM7020 Advanced Video, Graphics, and Audio Subsystem with Bus Bridge
1394 Interface
IDE
Controller
USB
MIPS CPU
Analog Audio
SPDIF Audio
I
2
S Interfaces
Dual Video
Out
ROM/
Flash I/O
SDRAM
BCM7020
BCM3125
Transceiver
BCM4413
HPNA/V.90
10/100 BASE-TX
Video
Audio
Demod
PCMCIA POD I/F
BCM3250
Dual QAMLink
QPSK OOB
QPSK transmitter
DOCSIS 1.1
DAVIC 1.2
VoIP DSP
Analog
NTSC/PAL
Video
MPEG
x2
PCI Bus
IR
Interface
Dual Smart Card
2-KB Instruction/
Data Cache
Silicon
Tuner
Duplex
Filter/
Splitter
Upstream Data
OOB
Video 1
Video 2
Data
ATSC-compliant, All-Format MP@HL MPEG-2 video
dual decoder with personal video recording feature
Dual channel decode with simultaneous standard definition
(SD) display of each channel content
Single channel high definition (HD) decode with
simultaneous display of both HD and scaled SD content
Simultaneous dual record, dual playback personal video
recording (PVR) with encryption
Six on-chip video DACs
DVD playback
Dolby Digital (AC-3)/MPEG multichannel audio
decoder with SPDIF output
Stereo audio DACs
Advanced 2D/3D-effects graphics engine
Studio-quality text and graphics at HD resolution
Supports multiple layers and windows
NTSC/PAL analog video decoder
NTSC/PAL/HD video encoder
Bus bridge to memory, local bus, and PCI
POD support including DVS 213 DES descrambler
DVT and DC2-compliant transport demultiplexer with
DVB, DES, and Multi2 descramblers
Support for 64 PIDs and 64 section filters
S U M M A R Y O F B E N E F I T S
Provides a cost-effective solution for high definition
and standard definition video and graphics systems
common to cable and satellite applications
PVR capability enables personal viewing and
scheduling, video-on-demand (VOD), and VCR "trick
mode" effects on any video stream
Encryption ensures copy protection of recorded programming
content
Includes simultaneous high definition and standard
definition analog output for watch and record capability
Advanced 2D graphics system allows applications such
as internet browsers and electronic program guides to
deliver studio-quality text and graphics on television
monitors
3D effects create studio-quality screen transitions and
adds a whole new dimension to electronic program
guides
PCI interface allows for direct connection of cost-
effective SuperI/O devices
High-performance DMA capability can be used for
cable modem traffic
Broadcom-developed device drivers enable rapid
software development cycle
Supports DVS POD requirements
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