PRODUCTPRODUCT
BriefBrief
BCM7020R
HIGH DEFINITION VIDEO UMA SUBSYSTEM WITH 2D GRAPHICS
BCM7020 FEATURES
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
SUMMARY OF BENEFITS
•
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
®