BCM94318E [BOARDCOM]
AIRFORCE ONE SINGLE-CHIP 802.11 REFERENCE DESIGN; AIRFORCE一个单芯片802.11参考设计
| 型号： | BCM94318E |
| 厂家： | 
Broadcom Corporation. |
| 描述： | AIRFORCE ONE SINGLE-CHIP 802.11 REFERENCE DESIGN |
| 文件： | 总2页 (文件大小：402K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
BCM94318E
®
AIRFORCE ONE™ SINGLE-CHIP 802.11 REFERENCE DESIGN
S U M M A R Y O F B E N E F I T S
F E A T U R E S
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•
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DSP architecture reduces the power required to transmit data by 30%.
Third-generation single-chip 54g™ with advanced DSP,
designed to increase receive sensitivity and extend range up to
50%. (Replaces BCM4306 54g MAC/Baseband and BCM2050
2.4-GHz radio.)
Low power consumption improves battery life of Wi-Fi devices,
including handheld devices and consumer electronics.
•
•
Meets PCI Power Management Interface version 1.1 (ACPI).
•
IEEE 802.11a/g CMOS MAC/Baseband with integrated 2.4-
GHz Direct Conversion Radio
Designed for low CPU usage to ensure CPU resources are available for
handheld applications.
•
Simply add 5-GHz 802.11a radio BCM2060 for two-chip a/g
solution
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Dynamic power management under driver control.
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Programmable MAC with advanced DMA architecture and
32-bit bus interface
A I R F O R C E F E A T U R E S S E T
Includes BroadRange™ signal processing for industry-leading
receive sensitivity and extended range:
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SmartRadio™: Continuous calibration reduces test time and
improves manufacturability.
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–74 dBm at 54 Mbps
–76 dBm with external LNA
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Xpress™ Technology: Standards-based frame bursting improves
overall network efficiency.
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Highly integrated chipset provides low cost, low power, and
small footprint for integration in a broad range of devices
125 High Speed Mode™: Standards-plus performance enhancement
delivers best real-world performance when both client and AP
support High Speed Mode.
WHQL-certified drivers for Windows® XP, Windows® Me,
Windows® 2000, Windows® 98SE, and Windows® 98
operating systems, portable to Linux® and Windows® CE
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•
BroadRange Technology: Standards-compliant feature increases
receive sensitivity to improve range at the higher data rates.
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•
Security:
Support for Bluetooth™ Coexistence Algorithm
•
WPA- and WPA2-CERTIFIED for powerful encryption and
authentication
Flexible support for a variety of system bus interfaces
including: PCI, Mini PCI, CardBus, PCMCIA/Compact
Flash, and SDIO (4-wire, 1-wire, and SPI)
•
•
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AES in hardware for faster data encryption and 802.11i compatibility
®
Cisco Compatible Extensions (CCX, CCX 2.0) certified
SecureEZSetup™ for simple Wi-Fi setup and WPA security
configuration
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Worldwide support: Global products supported with worldwide
homologated design.
OneDriver™: Single driver across all platforms—802.11a/b/g—
simplifies driver update process and improves customer satisfaction.
BCM94318E Reference Design
O V E R V I E W
BCM4318E
Balun
Diversity
Switch
LPF
LPF
WEP/AES Encryption
T/R
Switch
Host I/F
GPIO
1.8V
Host I/F:
2.4 GHz
CMOS Direct
Conversion
Radio
IEEE
802.11a/g
BB
CF,
SDIO,
PCMCIA,
PCI
MAC
Power
Amp
BroadRange
DSP
Balun
Buffers
3.3V
BCM2060 and FE
(Optional IEEE 802.11a)
20 MHz
SPROM
BCM94318E Integration
BCM94318E Specifications
Interface
PCI, SDIO/SPI
System Bus Support
Standard
PCI, CardBus, Compact Flash, EBI
IEEE 802.11g, 802.11a with external radio BCM2060
802.11g: 54, 48, 36, 24, 18, 12, 9, 6 Mbps; 802.11b, 11, 5.5, 2, 1 Mbps
OFDM, CCK, DQPSK, DBPSK
Data Rate
Modulation
Network Architectures
Operating Frequencies
Operating Channels
RF Output Power
Antenna Connectors
Power Requirements
Power Consumption
Security
Infrastructure and ad hoc
2.4 GHz—2.497 GHz, 4.9 GHz —5.85 GHz with 2060 option
11 for North America; 13 for Europe, and 14 for Japan
20 dBm maximum
Hardware diversity support - Transmit and Receive
1.8V (3.3V for ref designs)
Average Standby < 20 mW
802.1x; WEP; WEP2; WPA, WPA2; TKIP; Weak-key avoidance; CCX, CCX 2.0; 128-bit OCB mode AES, 802.11i
12mm x 12mm 196-pin pkg., 10mm x 10mm 144-pin pkg
Dimensions
Software Support
Microsoft WHQL certified for Windows XP, Windows 2000, Windows Me, and WindowsSE operating systems. Embedded drivers for Linux and
VxWorks operating systems
Certifications
IEEE 802.11 compliant; Wi-Fi CERTIFIED™; ACPI power management
Ordering Information
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BCM94318E: 196-pin package (adds UART, PCI/CardBus, and BCM2060 interfaces)
BCM94318E: 144-pin package
Broadcom®, the pulse logo, AirForce One™, Xpress™, 125 High Speed Mode™, OneDriver™,
SecureEZSetup™, BroadRange™, Connecting everything®, and the Connecting everything logo 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
Phone: 949-450-8700
Fax: 949-450-8710
E-mail: info@broadcom.com
Web: www.broadcom.com
© 2006 by BROADCOM CORPORATION. All rights reserved.
94318E-PB02-R
03/08/06
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