BCM94311 ? airforce 54g? 802.11a/b/g pci express? client reference design BCM94311 reference design ? ieee 802.11a/g cmos mac/baseband client solution with broadrange? for pci express ? conections. flexible design provides an 802.11b/g or 802.11a/g solution when paired with an appropriate radio. ? supports wireless form factor (wff) pci express cards for desktop pcs, wireless on motherboard (wombo) notebook modules, and embedded wi-fi ? applications for 54g ? to pci express connections. ? high-speed serial bus supports x1 lane running at 2.5 gbps in each direction for improved quality of service (qos), error detection, power management, hot plug/hot swap capability, and simplified board layout. ? includes broadrange signal processing for industry-leading receive sensitivity and extended range. ? highly integrated chipset provides low cost, low power, and small footprint for integration in a broad range of devices. ? whql-certified drivers for windows ? xp, windows ? me, windows ? 2000, windows ? 98se, and windows ? 98 operating systems, portable to linux ? and windows ? ce. ? usb 1.1 host for expanded bluetooth ? connectivity and coexistence. ? 4-kb one-time programmable (otp) memory for customer-defined parameters. ? industry-standard uart and jtag interfaces to manage other serial devices for in-system testing. ? on-chip 1.8v/2.5v regulators reduce component cost and power dissipation and simplify pcb design. ? dsp architecture reduces the power required to transmit data by 30%. ? 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). ? designed for low cpu usage to ensure these cpu resources are available for handheld applications. ? dynamic power management under driver control. ? smartradio?: continuous calibration reduces test time and improves manufacturability. ? xpress? technology: standards-based frame bursting improves overall network efficiency. ? 125 high speed mode?: standards-plus performance enhancement delivers best real-world performance when both client and ap support high speed mode. ? broadrange technology: standards-compliant feature increases receive sensitivity to improve range at the higher data rates. ? security: - wpa- and wpa2-certified? for powerful encryption and authentication. - aes in hardware for faster data encryption and 802.11i compatibility - cisco ? compatible extensions (ccx, ccx 2.0) certified - secureeasysetup? for simple wi-fi setup and wpa security configuration ? worldwide support: global products supported with worldwide homologated design. features airforce feature set power management 802.11a/g pci express reference design 802.11b/g pci express reference design
overview ? phone: 949-450-8700 fax: 949-450-8710 e-mail: info@broadcom.com web: www.broadcom.com broadcom corporation 16215 alton parkway, p.o. box 57013 irvine, california 92619-7013 ? 2006 by broadcom corporation. all rights reserved. 94311-pb01-r 03/15/06 broadcom ? , the pulse logo, connecting everything ? , broadrange?, 54g ? , 125 high speed mode?, secureeasysetup?, 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. BCM94311 functional block diagram BCM94311 specifications item description interface usb 1.1 host interface, pcie?, gpio, uart, jtag system bus support pcie standard ieee 802.11g with external radio bcm2050, 802.11a with external radio bcm2060 data rate 802.11g: 54, 48, 36, 24, 18, 12, 9, 6 mbps; 802.11b, 11, 5.5, 2, 1 mbps modulation ofdm, cck, dqpsk, dbpsk network architectures infrastructure and ad hoc operating frequencies 2.4 ghz?2.497 ghz , 4.9 ghz ?5.85 ghz with 2060 option operating channels 11 for north america; 13 for europe, and 14 for japan rf output power 20 dbm maximum antenna connectors hardware dive rsity support?transmit and receive power requirements 3.3v for reference designs security 802.1x; wep; wep2; wpa, wpa2; tkip; wep128; weak-key avoidance; ccx, ccx 2.0; 128-bit ocb mode aes, 802.11i software support microsoft ? whql certified for windows xp, windows 2000, windows me, windowsse, and linux operating systems. certifications ieee 802.11 compliant; wi-f i certified?; acpi power management txbalun rxbalun fem sprom threshold detector & switch switching regulator supply filtering crystal vaux rf connector main antenna rf connector aux antenna pcie rf filtering tx / rx, ant . sel. c trl tssi bcm4311 ieee 802.11a/b/g baseband/mac & system interface bcm2050 or bcm2060 ieee 802.11b/g or 802.11a radio o rdering i nformation ? bcm4311: 196-pin package ? BCM94311: reference design
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