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參數(shù)資料
| 型號： | SPFBFT00303 |
| 廠商： | Avago Technologies Ltd. |
| 英文描述： | Optical Bidirectional Transceiver for byteflight |
| 中文描述： | 光纖雙向收發(fā)器的byteflight |
| 文件頁數(shù)： | 8/11頁 |
| 文件大?。?/td> | 251K |
| 代理商： | SPFBFT00303 |
8
Photocurrent indication
ThelogicoftheIC(internalanalogdiagnosis)isableto
recognizephotocurrents,whichliebelowacertainpre-
definedvalue.Thisfeatureaccomplishestoissueaearly
warningiftheopticallinkgetsworse.
Incaseoflowphotocurrentatfirstthereisnodifference
to the normal receiving mode. If the module goes in
transmittingmodethefollowingwarningisgiven:
1. The transceiver is testing if there was a pause of
minimum13clockcyclesoftheinternaloscillator(typ.
1,3
μ
s)thetimeaheadoftheHigh/Low-transitionon
DI
2.IfthisbreakwasrecognizedandL-levelisonDI,than
atDOaftertddithereisapulseofminimum1clock
cycleoftheinternaloscillator(typ.100ns).Thispulse
has to be detected from the connected interface
module.
Withthisfeaturealowlevelofphotocurrentcanalways
bedetectedduringthestartsequenceorduringthesync
pulseifthetransceiverisintransmittingmode.
ESD – Protective connection
AllinputandoutputpinsoftheIChaveprotectivecon-
nectionsinternally.
ESDprotectiveconnectionsaretestedinaccordancewith
EOS/ESD-DS5.3(SDM;SocketedDeviceModel)underthe
followingconditions:
V
IN
=250/500/1000Volt
ESDprotectiveconnectionsaretestedinaccordancewith
EIA/JESD22-A114(HBMHumanBodyModel)underthe
followingconditions:
Vin=500/1000/1500/2000/2500Volt
DO
DI
DO
DI
Fotocurrent normal
Fotocurrent too small
typ. 100 ns
min. 13 int. clock cycle (typ. 1,3 us)
min. 2 int. Clock cycle (typ. 200 ns)
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相關(guān)代理商/技術(shù)參數(shù) |
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|---|---|
| SPFBFT302 | 制造商:INFINEON 制造商全稱:Infineon Technologies AG 功能描述:Optical Bidirectional Transceiver for byteflight |
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| SPFC304 | 制造商:MA-COM 制造商全稱:M/A-COM Technology Solutions, Inc. 功能描述:Power Factor Correction Coils (Three Phase) |
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