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Partno	Mfg	Dc	Qty	Available	Descript
PSB2115FV1.2 \|PSB2115FV12	SIEMENS	N/a	101	avai	IPAC (ISDN PC Adapter Circuit)
PSB2115FV1.2 \|PSB2115FV12	INFINON	N/a	50	avai	IPAC (ISDN PC Adapter Circuit)
PSB2115FV1.2 \|PSB2115FV12	INF	N/a	40	avai	IPAC (ISDN PC Adapter Circuit)
PSB2115FV1.2 \|PSB2115FV12	INFINEON	N/a	234	avai	IPAC (ISDN PC Adapter Circuit)
PSB2115FV1.2 \|PSB2115FV12	INFIN	N/a	82	avai	IPAC (ISDN PC Adapter Circuit)
PSB2115HV1.2 \|PSB2115HV12	SIEMENS	N/a	336	avai	IPAC (ISDN PC Adapter Circuit)
PSB2115HV1.2 \|PSB2115HV12	INFINEON ?	N/a	74	avai	IPAC (ISDN PC Adapter Circuit)
PSB2115HV1.2 \|PSB2115HV12	INFINEON	N/a	489	avai	IPAC (ISDN PC Adapter Circuit)
PSB2115H-V1.2 \|PSB2115HV12	INFINEON	N/a	52	avai	IPAC (ISDN PC Adapter Circuit)

PSB2115HV1.2 ,IPAC (ISDN PC Adapter Circuit)
PSB2115HV1.2 ,IPAC (ISDN PC Adapter Circuit)
PSB2115HV1.2 ,IPAC (ISDN PC Adapter Circuit)
PSB2115H-V1.2 ,IPAC (ISDN PC Adapter Circuit)
PSB2120 , ISDN Remote Power Controller
PSB2120-P , ISDN Remote Power Controller
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QD2114AL-1 , RAM FAMIRLY EXPRESS
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QD2125AL , RAM FAMIRLY EXPRESS

PSB2115FV1.2-PSB2115HV1.2-PSB2115H-V1.2
IPAC (ISDN PC Adapter Circuit)
SiemensSemiconductorGroupDS1©SiemensAG02.99.AllRightsReserved.
Pleasenotethatanyinformationcontainedinthispublicationmaybesubjecttochange.Siemensreservesthe
righttomakechangestoortodiscontinueanyproductorserviceidentifiedinthispublicationwithoutnotice.
ISDNPCAdapterCircuit
IPAC
PSB/F2115Version1.2BacktoBackFrames
Thebacktobackframetransmissionasdescribedinchapter3.4.1onpages177and
178isnotsupportedbythechip.LengthofFSCPulseinNTandLT-SModesNTandLT-SmodetheS/T-interfacesuperframewith5msperiodcanbe
synchronizedtoamasterdevicebymodulationofthepulsewidthofFSC.
TheIPACsamplestheFSCinputwiththesecondfallingedgeofDCLintheveryfirstbittheframeandresetstheS/T-interfacetransmitframe,includingmultiframe,ifthe
samplebitiszero.TheremainingFSCclocksmustbeofatleasttwoDCLperiods
duration.
Pleasenote,thatinaNTapplicationthesuperframemarkerofIEC-Qmustbedisabled
duetodifferentmultiframeperiodsofU-andS-interface.MicroprocessorInterfaceTiming
ThetimingvaluetRWDisspecifiedastbdintheDataSheet11.97(page288).Theactual
valuecanbeseenfromthetablebelow.
PSB/F2115PinDefinitionsandFunctions
OnefunctionofthepinsAUX3-5isnotdescribedonpage22.thePCMinterfaceisdisabled(inLT-SandLT-Tmodes)AUX3-5canbeusedas
generalpurposeI/Opins,i.e.samefunctionsasinTEmode.
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