B C M 4 3 0 1 F E A T U R E S
IEEE 802.11b MAC and baseband for use with the
BCM2051
WHQL certified drivers for Windows XP, Windows
Millennium Edition, Windows 2000, and Windows
98SE
Meets PCI power management interface v1.1 (ACPI)
IEEE 802.11b
IEEE 802.11b compliant MAC and baseband
Interfaces to BCM2051 802.11b Single Chip Direct Conversion
Radio
WECA Wi-Fi November 2001 compliant
24-bit IV and 40-bit key WEP encryption support
24-bit IV and 104-bit key WEP encryption support
128-bit IV and 128-bit key WEP2 encryption support
Software and hardware support for 128-bt OCB mode AES
IEEE 802.1x and LEAP Support
Programmable 1, 2, 5.5, and 11 Mbps data rate
Dynamic power management under driver control
3.3/1.8V supply, 3/5V PCI I/O
196-ball PBGA package
BCM4301
802.11b
MAC and BB
BCM2051
802.11b
Radio
Power
Amp
Diversity
Switch and
BPF
T/R
Switch
Balun
Balun
Crystal
Bus
Interface
BCM4301 S ystem Diagram
Fully integrated 802.11b MAC/baseband for use in:
PCI, Mini PCI, Cardbus, PCMCIA, and Compact Flash
adapters.
Represents the highest level of integration for portable
Internet communications functions.
Provides the lowest cost 802.11b system.
Includes WHQL-certified drivers for Windows
XP,
Windows
ME, Windows
2000 and Windows
98SE .
All drivers are portable for embedded operating
systems.
High level of integration with direct conversion radio
architecture minimizes external circuitry leading to
lowest cost, lowest power, smallest footprint
implementation.
Supports industry-standardized encryption algorithms
provide secure communications.
S U M M A R Y O F B E N E F I T S
B C M 4 3 0 1
8 0 2 .1 1 B
M A C /B A S E B A N D
PRODUCT
Brief
Brief
B C M4 3 0 1
BROADCOM PROPRIETARY & CONFIDENTIAL