WIFI 模块BL8188EU1.docx
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WIFI 模块BL8188EU1.docx
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WIFI模块BL8188EU1
8188EU1(ETV)
ProductSpecification
WLAN11b/g/nUSBMODULE
Version:
2.2
Contents
1GeneralDescription2
2Therangeofapplying2
3Features2
4DCCharacteristics4
5Themainperformanceofproduct4
6DC/RFcharacteristics5
7Theblockdiagramofproductprinciple6
8Thesupportedplatform6
9ThedefinitionofproductPin7
10TheStructureandSizeofproduct8
11The6thPinconnecttoantenna,pleaserefertodesigndemand9
12TpicalSolderReflowProfile10
GeneralDescription
BL-8188-EU1productAccord with FCC CEandis150wirelessUSBadapterwhichhaslowerpowerconsumption,highlinearityoutputpower,accordswithIEEE802.11B/G/N,andsupportsIEEE802.11isafetyprotocol,alongwithIEEE802.11estandardservicequality.Itconnectswithotherwirelessdevicewhichaccordedwiththesestandardstogether,supportsthenewdataencryptionon64/128bitWEPandsafetymechanismonWPA-PSK/WPA2-PSK,WPA/WPA2.Itswirelesstransmittingraterises150M,equivalentto10timesofcommon11bproduct.TheinnerAIhighgainceramicsantennaadaptsdifferentkindsofworkenvironment.It’seasyandconvenienttolinktowirelessnetworkfortheusersusingdesktop,laptopandotherdevicethatneedsconnecttowirelessnetwork.
Therangeofapplying
MID,networkingcamera,STBGPS,E-book,Harddiskplayer,NetworkRadios,PSP,etc,thedevicewhichneedbesupportedbywirelessnetworking.
Features
Feature
Implementation
Powersupply
VCC_3.3V+-0.2V
Clocksource
40MHz
Temperaturerange
Worktemperature:
-20ºC---70ºC
Storagetemperature-55°C~+125°C
Package
SMT6pins
WLANfeatures
Generalfeatures
■CMOSMAC,BasebandPHY,andRFinasinglechipforIEEE802.11b/g/ncompatibleWLAN
■Complete802.11nsolutionfor2.4GHzband
■72.2MbpsreceivePHYrateand72.2MbpstransmitPHYrateusing20MHzbandwidth
■150MbpsreceivePHYrateand150MbpstransmitPHYrateusing40MHzbandwidth
■Compatiblewith802.11nspecification
■Backwardcompatiblewith802.11b/gdeviceswhileoperatingin802.11nmode
HostInterface
ComplieswithUSBSpecificationRevision2.0
StandardsSupported
■IEEE802.11b/g/ncompatibleWLAN
■IEEE802.11eQoSEnhancement(WMM)
■IEEE802.11hTPC,SpectrumMeasurement
■802.11i(WPA,WPA2).Open,sharedkey,andpair-wisekeyauthenticationservices
WLANMACFeatures
■FrameaggregationforincreasedMACefficiency(A-MSDU,A-MPDU)
■LowlatencyimmediateHigh-ThroughputBlockAcknowledgement(HT-BA)
■PHY-levelspoofingtoenhancelegacycompatibility
■Powersavingmechanism
■Channelmanagementandco-existence
■TransmitOpportunity(TXOP)ShortInter-FrameSpace(SIFS)burstingforhighermultimediabandwidth
WLANPHYFeatures
■IEEE802.11nOFDM
■OneTransmitandoneReceivepath(1T1R)
■20MHzand40MHzbandwidthtransmission
■ShortGuardInterval(400ns)
■DSSSwithDBPSKandDQPSK,CCKmodulationwithlongandshortpreamble
■OFDMwithBPSK,QPSK,16QAM,and64QAMmodulation.ConvolutionalCodingRate:
1/2,2/3,3/4,and5/6
■Maximumdatarate54Mbpsin802.11gand150Mbpsin802.11n
■SwitchdiversityforDSSS/CCK
■Hardwareantennadiversity
■SelectablereceiverFIRfilters
■ProgrammablescalingintransmitterandreceivertotradequantizationnoiseagainstincreasedprobabilityofclippingFast
■receiverAutomaticGainControl(AGC)
■On-chipADCandDAC
DCCharacteristics
Symbol
Parameter
Minimum
Typical
Maximum
Units
VD33A,VD33D
3.3VI/OSupplyVoltage
3.0
3.3
3.6
v
VD12A,VD12D
1.2VCoreSupplyVoltage
1.10
1.2
1.32
v
VD15A,VD15D
1.5VSupplyVoltage
1.425
1.5
1.575
v
IDD33
3.3VRatingCurrent
-
-
600
mA
Themainperformanceofproduct
Item
Description
Thesupportedprotocolandstandard
IEEE802.11n,IEEE802.11g,EE802.11b
Interfacetype
USB2.0
Therangeoffrequency
2.4-2.484GHZ
Theamountofworking
Channel
1-11(America,Canada);1-13(China,Europe);1-14(Japan)
DataModulation
OFDM/DBPSK/DQPSK/CCK
WorkingMode
Infrastructure,Ad-Hoc
Thetransmittingrate
135/54/48/36/24/18/12/9/6/1M(self-adapting)
Spreadspectrum
DSSS
Sensitivity@PER
54/135M:
-74dBm@10%PER,
11M:
-85dBm@8%PER
6M:
-88dBm@10%PER,
1M:
-90dBm@8%PER
RFPower
135M:
15dBM,
54M:
15dBM,
11M:
19dBM
Throughput
80Mbps(external2dbiantenna,damping50dbminShieldingbox)
Theconnecttypeof
Antenna
Connecttotheexternalantennathroughthehalfhole
Thetransmitdistance
Indoor100M,Outdoor300M,accordingthelocalenvironment
WorkingPowerconsumption
149MA
MENS(L*W*H)
12.3MM*13MM*0.6MM
Thechipsetmodel
RTL8188ETV
DC/RFcharacteristics
Terms
Contents
Specification:
IEEE802.11b
Mode
DSSS/CCK
Frequency
2412–2484MHz
Datarate
1,2,5.5,11Mbps
DCCharacteristics
min
Typ.
max.
unit
TXmode
300
310
320
mA
Rxmode
148
150
155
mA
Standbymode
140
145
146
uA
Specification:
IEEE802.11g
Mode
OFDM
Frequency
2412-2484MHz
Datarate
6,9,12,18,24,36,48,54Mbps
DCCharacteristics
min
Typ.
max.
unit
TXmode
280
285
288
mA
Rxmode
140
145
150
mA
Standbymode
143
145
146
uA
Specification:
IEEE802.11n
Mode
OFDM
Frequency
2412-2484MHz
Datarate
6.5,13,19.5,26,39,52,58.5,65Mbps
DCCharacteristics
min
Typ.
max.
unit
TXmode
280
286
230
mA
Rxmode
148
150
150
mA
Standbymode
144
145
146
uA
Theblockdiagramofproductprinciple
Thesupportedplatform
OperatingSystem
CPUFramework
Driver
WIN2000/XP/VISTA/WIN7
X86Platform
Enable
LINUX2.4/2.6
ARM,MIPSII
Enable
WINCE5.0/6.0
ARM,MIPSII
Enable
ThedefinitionofproductPin
TopandbottomviewofBL-8188-EU1
PinNo:
TYPE
Description
1
P
DC:
3.3V
2
I/O
UDM-
3
I/O
UDP+
4
P
GND
5
P
GND
6
O
ANT
TheStructureandSizeofproduct
BL-8188-EU1
The6thPinconnecttoantenna,pleaserefertodesigndemand
Connecttothe6thpinofModule
Connecttothe5thpinofModule
a)Thecurrentof3.3Vpowersupplymustbe>300mA,itsripplewavemustbe<30mV.TheGNDpinsofmoduleandexternalantennaneedtobeanincorporatedpart.Thegroundplaneshouldbelarger,moduleandantennashouldkeepfarawayfrominterferencesource.
b)Thesixthpinis2.4Ghighfrequencyoutput,coplanarimpedanceoflayoutlinebetweenthispintoantennainterfaceshouldbe50Ω,wesuggestusearclineorstraightline,andbesidethelinetherewillbegroundplanethatitslengthasshoutaspossible,thelongestlengthisnomorethan50mm.
c)L1,C1,C2constituteaπ-typenetworkthatwepreset,pleasemakeitclosetoantennainterface,thisπ-typenetworkisusedtomatchtheantennaparametersandcontroltheradiation.Itshouldbeadjustedaccordingtotherealconditionwhenbeingused.NormallyyoucanonlymountL1thatitsparametersare:
10pF,NP0material.NoneedC1andC2
TpicalSolderReflowProfile
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