BCM7021
®
HIGH-DEFINITION VIDEO PCI SUBSYSTEM WITH 2D GRAPHICS
FEATURES
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ATSC-compliant, All-Format MP@HL MPEG-2 video
SUMMARY OF BENEFITS
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Provides a cost-effective solution for high-definition and
decoder
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Decodes up to four MP@ML video streams
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Standard-definition output with reduced memory requirements
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Simultaneous analog high-definition/standard-definition output
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Dolby Digital (AC-3)/MPEG multichannel audio decoder with
SPDIF output
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Dual I
2
S bidirectional audio ports
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Stereo audio DACs
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Advanced 2D/3D-effects graphics engine
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Studio-quality text and graphics at HD resolution
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Supports multiple layers and windows
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NTSC analog video decoder
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NTSC/PAL/HD video encoder
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PCI 2.1 compliant
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POD support including DVS 213 DES descrambler
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DVB and DC2-compliant transport demux with DVB and DES
descramblers
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Simultaneous CCIR-656 inputs and outputs
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Support for PIDs and 64 section filters
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PCI interface provides bi-endian support and up to 3 bus
standard-definition video and graphics systems common to
cable and satellite applications.
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Includes standard definition with reduced memory mode
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 add a
whole new dimension to electronic program guides.
Personal video recorder capability supports VCR-like
functions via a hard disk.
High-performance DMA capability can be used for cable
modem traffic
Broadcom-developed device drivers enable rapid software
development cycle
Supports DVS POD requirements
masters for maximum system design flexibility.
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PCI interface allows for direct connection of cost-effective
SuperI/O devices
BCM7021 Advanced Video, Graphics, and Audio Subsystem
Dual Smart
Card
Ch3/4
RF Out
S-Video
Comp-Vid RGB
In/Out
YCrCb
L/R Audio
In/Out
SPDIF
Audio
RJ11
DVI
DAA
BCM4100
Video
Condition
ISO 7816
Analog video
BCM7501
10/100
BaseTx
BCM7021
HD Video/Graphics
Rx1
BCM4413
HPNA/V.90
PCI Bus
Ethernet
MAC/PHY
PCI
Slot
Video
Data
To Cable
Dual Tuner
with Diplex
filter
OOB
Upstream
BCM3250
Dual QAMlink
®
QPSK OOB
QPSK transmitter
DOCSIS 1.1
DAVIC 1.2
VoIP DSP
BCM7014 Graphics Engine
with NTSC Encoder / Decoder/
System Controller
BCM7010
MPEG A/V, Transport
and Audio DACs
SDRAM
SDRAM
Bridge
Chip
USB
RS-232
Rx2
PCI Bus
Rx3
CXD3204R
IEEE1394
1394 (dual)
MIPS
CPU
Printer
IDE
PCMCIA POD I/F
IR remote and
keyboard
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