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BCM3348 Datasheet

  • BCM3348

  • 2頁

  • ETC

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BCM3348
PRODUCT
Brief
O F
B E N E F I T S
QAMLink
鈥?DOCSIS 2.0 HIGH-PERFORMANCE, SINGLE-CHIP CABLE MODEM
B C M 3 3 4 8
F E AT U R E S
S U M M A R Y
State
鈥?/div>
cable of the art, single chip DOCSIS/EuroDOCSIS 2.0
modem providing unprecedented levels of
Results in simplified BOM reduces component
鈥?/div>
improves assembly process -and results in lowest count,
鈥?/div>
鈥?Advanced QAMLink
integration and performance
The BCM3348 integrates:
transceiver supporting Annex A/B/C
operation
鈥?DOCSIS/EuroDOCSIS 2.0 MAC
鈥?High performance 200MHz MIPS-32 CPU
鈥?Advanced QAMLink鈥?downstream demodulator, supporting
4/16/32/64/128/256/512/1024 QAM
鈥?Advanced QAMLink鈥?upstream modulator, supporting
2/4/8/16/64/254 QAM wth S-CDMA
鈥?Upstream Power Amplifier
鈥?10/100 Ethernet MAC/PHY with MII interface
鈥?Single 28MHz reference crystal
鈥?USB 1.1 slave port with integrated transceiver
鈥?100 MHz SDRAM interface
鈥?/div>
鈥?/div>
鈥?/div>
鈥?/div>
鈥?/div>
鈥?/div>
鈥?/div>
鈥?/div>
and control interface to BCM3415
鈥?/div>
Advanced RF for DOCSIS/EuroDOCSIS solutions
CMOS Tuner
鈥?/div>
EJTAG embedded ICE support
鈥?/div>
On-chip support for Propane鈥?packet acceleration
鈥?/div>
7th generation technology
鈥?/div>
On-chip regulation support single voltage operation
鈥?/div>
352-pin PBGA package
overall system cost for DOCSIS/ EuroDOCSIS 2.0
cable modem
DOCSIS 1.1 Mac provides compatible with existing
CM applications code resulting in minimum time to
market
200MHz MIPS-32 CPU provides 40% improvement in
packet throughput over prior generations
Advanced QAMLink
modulator/demodulator
provides superior performance in noisy plant
environment
On-chip Propane supports DOCSIS/Euro-DOCSIS
compatible packet acceleration
Integrated 10/100 Ethernet MAC/PHY with MII
eliminates the need for external Ethernet support
Fully USB 1.1 compliant interface enables simple plug
and play installations
EJTAG embedded ICE support is compatible with
existing MIPS32 development tools improving
software development and testing
6th Generation technology results in highly stable,
reliable product
High-Performance, Single-Chip DOCSIS/EuroDOCSIS 2.0 Cable Modem
SDRAM
DIPLEXER
BCM3415
CMOS
Tuner
SAW
BCM3348
High-Performance
Single-Chip
DOCSIS/EuroDOCSIS 2.0
Cable Modem
10/100
Etherent
USB 1.1
Flash

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