BCM3352 Datasheet, PDF (1/2 Pages) Broadcom Corporation. – QAMLINK™ SINGLE-CHIP 4-CHANNEL VOIP BROADBAND GATEWAY IC

BCM3352
PRODUCT
Brief
QAMLINK™ SINGLE-CHIP 4-CHANNEL VOIP BROADBAND GATEWAY IC
BCM3352 FEATURES
• The BCM3352 is the world’s most highly integrated,
lowest-cost and lowest-power, single-chip solution for
cable residential gateway’s providing four-channels of
VoIP/FoIP and 32 Mbps home
phone line networking.
• The BCM3352 Integrates:
• Enhanced VoIP DOCSIS/EuroDOCSIS 1.1/1.0 MAC with 16
upstream queues
• Payload header suppression(PHS) engine
• 120 Dhrystone 2.1 MIPS32 CPU
• Four-channel VoIP DSP
• Four-channel G.712/V.90 FlexiVoice™ CODEC
• IpV6 IPSec processor
• 4-256 QAM receiver with Annex A,B,C FEC
• 4/16 QAM burst modulator
• 32-bit 100 MHz SDRAM controller
• 16-bit expansion bus interface
• iLine32 32 Mbps HPNA 2.0 phone line networking MAC
• 10/100 Ethernet MAC with MII
• 12 Mbps USB 1.1 interface
• Extensive chip power management
• 1.8/3.3V -40 to 85c operation
• 484-pin BGA package
SUMMARY OF BENEFITS
• Designed for primary line and second line cable
telephony products
• ^{Expandable to 16+ line MDU applications}
• ^{Integrated patented 16-channel}
DOCSIS/EuroDOCSIS 1.1 PacketSync™ engine
obviates VoIP packet delay
• Propane software support for enhanced upstream
efficiency and performance
• Integrated HomePNA 2.0 MAC supports high speed
multimedia services over phone lines
• Available with Certifiable DOCSIS/EuroDOCSIS
1.0/1.1 and CablexChange VoIP Software
• Full IPv6 IPSec module to support advanced
applications such as Virtual Private Networking
(VPN) and Secure Voice Services
• Included in the comprehensive BCM93352V and
BCM93352VCM reference designs
• ^{Integrated CablexChange VoIP/FoIP software}
• ^{Full 12 Mbps, USB 1.1 compliant interface to enable}
simple Plug and Play external PC gateway
implementations
BCM3352 Application Block Diagram
Tuner
Flash
DSP
SDRAM
256 QAM
Receiver
4/16 QAM
Modulator
SDRAM
Controller
120 MIPS
MIPS32
CPU
USB 1.1
10/100
MAC
BCM5221
10/100 PHY
Enhanced
DOCSIS/
iLine32
MAC
BCM4100
HPNA AFE
EuroDOCSIS 1.1 MAC
EBI
SLIC
Packet
Sync™
200+ MIPS
DSP
Flexi-Voice™
Codec
SLIC
SLIC
SLIC
USB 1.1
10/100
Ethernet
RJ-11
RJ-11
RJ-11
RJ-11