BCM3341_05 BOARDCOM [Broadcom Corporation.], BCM3341_05 Datasheet
BCM3341_05
Manufacturer Part Number
BCM3341_05
Description
ADVANCED TWO-CHANNEL VOIP COPROCESSOR
Manufacturer
BOARDCOM [Broadcom Corporation.]
Datasheet
1.BCM3341_05.pdf
(2 pages)
•
•
The BCM3341 VoIP coprocessor provides a seamless interface
to Broadcom’s PacketCable™ compliant cable modem devices,
enabling the industry’s lowest cost, modular VoIP cable modem
solution.
The BCM3341 integrates:
• High-performance 266 DMIPS DSP
• FlexiVoice™ dual world linecard programmable codec
• Internal memory to support G.711 + 1 complex vocoder (2 lines
• Memory expansion bus to support enhanced DSP features
• Vocoder Support:
• G.168 (2000) compliant echo cancellor
• DTMF/MF detection/relay and T.38 fax relay
• HVG circuit switch mode controller for hi/low battery
• Battery sensing and monitoring inputs
• Extensive on-chip power management
• Single 3.3V power supply
• 0°C–70°C operation
of either/or simultaneously)
generation
- ITU G.7xx narrow, wideband, and complex vocoders
- Enhanced BroadVoice16™ and BroadVoice32™
- iLBC (internet Low Bitrate Codec)
ADVANCED TWO-CHANNEL VOIP COPROCESSOR
F E A T U R E S
®
Silicon
Tuner
Wireless (optional)
Two-Channel VoIP Cable Modem
Flash
DOCSIS/EuroDOCSIS 2.0
High Performance
Cable Modem
Single Chip
BCM3349
SDRAM
•
•
•
•
•
BCM3341
BCM3341
Highest level of integration dramatically simplifies system
design, lowers part count, and reduces system cost
• Integrated memory
• Battery sensing eliminates expensive dual switching power
Enhanced reliability of voice services through powerful DSP
engine and voice algorithms deployed in millions of ports
worldwide.
Enhances voice quality through advanced system features
• Patented PacketSync™ minimizes VoIP packet delays
• Power management engine reduces overall consumption
• Accepts DOCSIS
Seamless interface to additional Broadcom silicon
• BCM3349 low-cost VoIP cable modem or cable gateway
Part of a comprehensive system solution including:
• Low-cost reference design with extensive documentation
• Comprehensive CablexChange
Dual Line
CLK
controller
synchronization
VoIP
- Certifiable PacketCable implementation
- SIP, MGCP, H.323 call control applications
- Extensive G.7xx, BV16, BV32, iLBC vocoder support
S U M M A R Y O F B E N E F I T S
10/100 Ethernet
USB 1.1
Low Bat
HI Bat
®
Dual
SLICS
system clock reference for slip free
PS
®
software
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BCM3341_05 Summary of contents
Page 1
ADVANCED TWO-CHANNEL VOIP COPROCESSOR • The BCM3341 VoIP coprocessor provides a seamless interface to Broadcom’s PacketCable™ compliant cable modem devices, enabling the industry’s lowest cost, modular VoIP cable modem solution. • ...
Page 2
HVG HVG Control Controller 1.8 V 3.3 V Converter DSP Port DPI Interface BCM3341 The BCM3341 offers the industry a highly integrated, cost effective approach to developing voice cable modem solutions for the delivery of primary or secondary line telephony. ...