PRODUCT
®
BCM7020R
Brief
O F
B E N E F I T S
HIGH DEFINITION VIDEO UMA SUBSYSTEM WITH 2D GRAPHICS
B C M 7 0 2 0
F E AT U R E S
S U M M A R Y
•
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
solution
•
Provides a cost-effective video andfor high definition
and standard definition
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
(AC-3)/MPEG
•
Dolby Digital SPDIF output multichannel audio
decoder with
•
Stereo audio DACs
•
Advanced 2D/3D-effects graphics engine
• Studio-quality text and graphics at HD resolution
• Supports multiple layers and windows
•
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
•
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
BCM7020 Advanced Video, Graphics, and Audio Subsystem with Bus Bridge
Dual Smart Card
MIPS CPU
2-KB Instruction/
Data Cache
Video
Audio
Demod
Analog
NTSC/PAL
Video
MPEG
x2
ROM/
Flash I/O
BCM4413
HPNA/V.90
10/100 BASE-TX
SDRAM
USB
Duplex
Filter/
Splitter
Video 1
Data
Silicon
Tuner
Video 2
OOB
Upstream Data
BCM3250
Dual QAMLink
¨
QPSK OOB
QPSK transmitter
DOCSIS 1.1
DAVIC 1.2
VoIP DSP
BCM7020
Dual Video
Out
Analog Audio
SPDIF Audio
I
2
S Interfaces
IDE
Controller
PCI Bus
1394 Interface
BCM3125
Transceiver
IR
Interface
PCMCIA POD I/F
BOARDCOM [ Broadcom Corporation. ]
