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BCM3300KTB Datasheet

  • BCM3300KTB

  • BCM3300 QAMLINK SINGLE CHIP DOCSIS CABLE MODEM

  • 2頁

  • ETC

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BCM3300
PRODUCT
廬
Brief
O F
B E N E F I T S
BCM3300 QAMLink
廬
SINGLE-CHIP DOCSIS CABLE MODEM
B C M 3 3 0 0
F E AT U R E S
S U M M A R Y
鈥?/div>
Integrated QAMLink Receiver
鈥?/div>
10-bit A/D converter with input AGC amplifier
鈥?/div>
Variable symbol rate 256 QAM receiver
鈥?/div>
Digital demodulator, Nyquist filters, tracking loops and
32-tap adaptive decision feedback equalizer
鈥?/div>
ITU-T J.83 Annex A/B/C compatible FEC
鈥?/div>
Fully-integrated, DOCSIS-compliant PHY/ MAC
integrated circuit
鈥?/div>
Reduces overall system cost
鈥?/div>
Simplifies system, board and software design
鈥?/div>
Reduces power consumption
鈥?/div>
Integrated Upstream Transmitter
鈥?/div>
鈥?/div>
鈥?/div>
鈥?/div>
鈥?/div>
Integrated DOCSIS Media Access Controller (MAC)
over IP (VoIP) applications
鈥?/div>
Support for 16 destination address and 256 multicast
address filters
鈥?/div>
Four simultaneous upstream SIDS multiplexed to 16
Programmable FEC encoder
Pre-equalizer filter
QPSK/16 QAM burst modulator
10-bit D/A converter with output power control
鈥?/div>
Single crystal design with direct IF sampling
鈥?/div>
Complete Media Access Control (MAC) function for
鈥?/div>
Baseline privacy encryption and decryption
鈥?/div>
Hardware processing, enabling real-time
鈥?/div>
鈥?/div>
鈥?/div>
鈥?/div>
鈥?/div>
encryption keys with initialization vectors
鈥?/div>
40-bit DES version available for export
MCNS-compliant cable modem
鈥?/div>
Ensures interoperability in consumer-grade products.
鈥?/div>
Support for up to 16 SIDs and 16 56-bit DES
鈥?/div>
DOCSIS version 1.0 and 1.1 compliant
鈥?/div>
Supports for fragmentation and concatenation
鈥?/div>
Supports enhanced Quality of Service (QoS) for Voice
鈥?/div>
Termination of MPEG-2 transmission convergence
鈥?/div>
CPU Interfaces
Processor
鈥?/div>
Motorola MC68360, MPC850 PowerPC
鈥?/div>
IDT79R3081 MIPS, BCM3310 Communications
sublayer
Generation/verification of CRC and HCS
Extraction and processing of time stamps and system
timing
MAP message handling and upstream bandwidth
requests
MAC layer fragmentation in hardware
Extensive address filtering
鈥?/div>
3.3V Operation
鈥?/div>
256-pin BGA package
DOCSIS-Compliant External Cable Modem
5-42 MHz
PA
Serial 1,2
DRAM
LPF
FLASH
Control
BCM3310
Diplex
Filter
SRAM
BCM3300
Single-Chip
MCNS/DOCSIS
Cable Modem
USB Ethernet
BCM5201
10/100BT
XCVR
USB
XCVR
RJ-45
54-860 MHz
RF
Tuner
SAW
USB

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