
Intensi-fi
DRAFT-802.11n PRODUCT FAMILY
Intensi-fi Reference Designs
First IEEE 802.11n draft-compliant Wi-Fi
solution
BCM4321—MAC/baseband controller for draft-802.11n and
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.
A P P L I C A T I O N S
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
F E A T U R E S
S Y S T E M / C H I P B E N E F I T S