BOARDCOM INTENSI-FI Draft-802.11n product family Datasheet

Intensi-fi™
®
DRAFT-802.11n PRODUCT FAMILY
SYSTEM/CHIP BENEFITS
FEATURES
®
• First IEEE 802.11n draft-compliant Wi-Fi solution
for draft-802.11n and
• BCM4321—MAC/baseband controller
®
•
•
•
•
•
802.11a/b/g devices (PCI/PCI Express /CardBus)
BCM2055—2x2 dual-band single-chip radio—3x3 and 4x4
antenna options for increased range and performance
All CMOS implementation of the world's most advanced
system architecture for draft-802.11n networks
Fully backward-compatible with IEEE 802.11a/b/g legacy
devices
Allows cost-effective system design using low-cost PCB and
single-sided assembly
High-performance features across the Intensi-fi™ product line
• High-performance whole house wireless coverage
• OneDriver™
• SecureEasySetup™
• SmartRadio™
• WPA™/WPA2™
• Cisco® Compatible Extensions (CCX4)
• Full-rate Advanced Encryption Standard (AES) engine in
hardware
• WMM™ for quality of service
• Reference Designs
•
•
•
•
•
•
•
•
• BCM94321CB2—CardBus reference design
• BCM94321MP—Mini PCI reference design
• BCM94321MC—PCI Express Mini Card reference design
• BCM94704NR—AP/Router reference design
• BCM94705NR—GbE AP/Router reference design
Two spatially multiplexed streams support data rates up to 270 Mbps.
Increased rate/range performance enhances user satisfaction
while reducing product support calls.
Self-calibrating architecture allows high-yield board
manufacturing.
2x2 antenna structure maintains form factor compatibility with
high-volume IEEE 802.11a/g industrial designs.
Low-cost CMOS implementation for MAC, baseband, and
radio allows integration with Broadcom's cable/DSL/set-top/
VoIP chipsets.
OneDriver: Single driver across platforms simplifies driver
update process and improves customer satisfaction.
Designs meet Pb-free/RoHS worldwide requirements.
SecureEasySetup for simple Wi-Fi setup and security
configuration.
APPLICATIONS
• Wireless client cards for desktop and notebook PCs (PCI, PCI
Express, Mini Card, Mini PCI, and CardBus form factors)
• High-performance draft-802.11n router solutions with the
BCM4704 SoC and BCM4705 SoC
• Home multimedia entertainment wireless networks
• Consumer Wi-Fi devices and other embedded applications
requiring high-performance throughput and range
Intensi-fi Reference Designs
OVERVIEW
BCM4321 and BCM2055 AP/Router Block Diagram
EBI Host
UART
x1
Modem/
Audio/
GPIO
DDR/SDR
SDRAM
264 – 300 MHz
MIPS32 Core
with MMU
2.5V
Reg
JTAG
USB 1.1
Host or Device
PCI 2.3
Host
1.8V
Reg
PCI
Express
PCI V2.3
Intensi-fi
Draft – 802.11n
MAC
Internal Bus
Flash Memory
Intensi-fi
Draft – 802.11n
PHY/AFE
BCM2055
RF Radio
SDRAM I/F
USB 1.1
Host
10/100
MAC
10/100
MAC
LED
Security
SPROM
I/F
GPIO
BCM4704
AP/Router
4 Kb
OTP
BCM4321
CardBus/Mini PCI/PCI Express
BCM5325E/F
Magnetics
Quad Magnetics
10/100 WAN
RJ-45
10/100 LAN
RJ-45
Intensi-fi Specifications
Interface/System bus support
PCI/CardBus/PCI Express
Standard
IEEE 802.11g, 802.11b, 802.11a, Intensi-fi draft-802.11n
Data rate (Mbps)
54, 48, 36, 24, 18, 12, 9, 6, 11, 5.5, 2, 1
20 MHz BW: 130, 117, 104, 78, 52, 39, 26, 13
40 MHz BW: 270, 243, 216, 162, 108, 81, 54, 27
Modulation
PSK/CCK, DQPSK, DBPSK, OFDM
Network architectures
Infrastructure and ad hoc
Operating frequencies
2.4 GHz—2.5 GHz, 4.9 GHz—5.85 GHz
Operating channels
2.4 GHz: 11 for North America, 13 for Europe, and 14 for Japan
5 GHz: 12 for North America, 19 for Europe, and 4 for Japan
RF output power
2x2: 2.4 GHz 16 dBm ±1.5 dB, 5 GHz 14.5 dBm ±1.5 dB
Antenna connectors
Two or more antennas for simultaneous transmission and reception
Power requirements
1.8V (3.3V for reference designs)
Power consumption
Average standby <130 mW
Security
IEEE 802.1x, WEP/WEP2, WPA/WPA2, TKIP, Weak-key avoidance, CCX, CCX 2.0, CCX 3.0, CCX4.0, 128-bit OCB mode
AES, IEEE 802.11i
Software support
Microsoft® Vista, Windows® XP, Windows® 2000, Linux®, VxWorks®
Certifications
Worldwide regulatory, Wi-Fi 802.11a/b/g, WHQL, CCX
ORDERING INFORMATION
BCM94321CB2
BCM94321MP
BCM94321MC
BCM94704NR
BCM94705NR
2.4-GHz Intensi-fi draft-802.11n CardBus reference design
2.4/5-GHz Intensi-fi draft-802.11n Mini PCI reference design
2.4/5-GHz Intensi-fi draft-802.11n PCI Express Mini Card reference design
2.4/5-GHz Intensi-fi draft-802.11n AP/Router reference design
2.4/5-GHz Intensi-fi draft-802.11n GbE AP/Router reference design
Broadcom®, the pulse logo, Connecting everything®, the Connecting everything logo, Intensi-fi™,
SecureEasySetup™, SmartRadio™, and OneDriver™ are among the trademarks of Broadcom
Corporation and/or its affiliates in the United States, certain other countries and/or the EU. Any other
trademarks or trade names mentioned are the property of their respective owners.
®
BROADCOM CORPORATION
16215 Alton Parkway, P.O. Box 57013
Irvine, California 92619-7013
© 2007 by BROADCOM CORPORATION. All rights reserved.
Intensi-fi-PB01-R
03/12/07
Phone: 949-450-8700
Fax: 949-926-5203
E-mail: [email protected]
Web: www.broadcom.com
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