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Image Part # Manufacturer Description Availability Pricing Quantity Mounting TypePackage / CaseSurface MountNumber of PinsSupplier Device PackageWeightOperating TemperaturePackagingPart StatusMoisture Sensitivity Level (MSL)Number of TerminationsTypeMax Operating TemperatureMin Operating TemperatureHTS CodeVoltage - SupplyTerminal PositionTerminal FormPeak Reflow Temperature (Cel)Number of FunctionsSupply VoltageTerminal PitchFrequencyTime@Peak Reflow Temperature-Max (s)JESD-30 CodeQualification StatusOperating Supply VoltageSupply Voltage-Max (Vsup)Power SuppliesSupply Voltage-Min (Vsup)InterfaceMemory SizeNominal Supply CurrentLogic FunctionStandardsHeight Seated (Max)LengthWidthRoHS StatusLead Free
ams AS3953A-BDFM
Mfr. Part #
AS3953A-BDFM
Twicea Part #
33-778-AS3953A-BDFM 		ams
IC NFC INTERFACE 14443A LEVEL4
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    		 Surface Mount 10-VFDFN Exposed Pad YES 10 - - -40°C~85°C Tape & Reel (TR) Not For New Designs 3 (168 Hours) 10 RFID Transponder - - - 1.65V~3.6V DUAL NO LEAD - - 3V 0.5mm 13.56MHz - - Not Qualified 3.6V - 3V - SPI 128B 250μA AND ISO 14443, NFC - - - RoHS Compliant Lead Free
    AS3953A-BDFM
    AS3953A-BDFM

    33-778-AS3953A-BDFM ams
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    ams AS3953A-BDFT
    Mfr. Part #
    AS3953A-BDFT
    Twicea Part #
    33-778-AS3953A-BDFT     		ams
    IC RFID TRANSP 13.56MHZ 10MLPD
    Datasheet Compare
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      		 Surface Mount 10-VFDFN Exposed Pad - 10 - - -40°C~85°C Tape & Reel (TR) Not For New Designs 1 (Unlimited) - RFID Transponder - - - 1.65V~3.6V - - - - - - 13.56MHz - - - - - - - SPI 128B - AND ISO 14443, NFC - - - RoHS Compliant -
      AS3953A-BDFT
      AS3953A-BDFT

      33-778-AS3953A-BDFT ams
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      ams AS3931-T
      Mfr. Part #
      AS3931-T
      Twicea Part #
      33-778-AS3931-T       		ams
      IC RFID READER 19-150KHZ 16TSSOP
      Datasheet Compare
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        		 Surface Mount 16-TSSOP (0.173, 4.40mm Width) - - 16-TSSOP - -20°C~65°C Tape & Reel (TR) Obsolete 3 (168 Hours) - RFID Reader - - - 2.4V~5.5V - - - - - - 19kHz~150kHz - - - - - - - SPI - - - - - - - - -
        AS3931-T
        AS3931-T

        33-778-AS3931-T ams
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        ams AS3955-AWLT-I4
        Mfr. Part #
        AS3955-AWLT-I4
        Twicea Part #
        33-778-AS3955-AWLT-I4         		ams
        IC RFID TRANSP 13.58MHZ 12WLCSP
        Datasheet Compare
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          		 Surface Mount 12-UFBGA, WLCSP - - - - -40°C~125°C Tape & Reel (TR) Obsolete 3 (168 Hours) - RFID Transponder - - - 1.65V~5.5V - - - - - - 13.58MHz - - - - - - - I2C - - - ISO 14443, NFC - - - RoHS Compliant -
          AS3955-AWLT-I4
          AS3955-AWLT-I4

          33-778-AS3955-AWLT-I4 ams
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          ams AS3955-ATDM-S4
          Mfr. Part #
          AS3955-ATDM-S4
          Twicea Part #
          33-778-AS3955-ATDM-S4           		ams
          IC NFC INTERFACE 10MLDP
          Datasheet Compare
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            		 Surface Mount 10-VFDFN Exposed Pad - - 10-MLPD (3x3) - -40°C~125°C Cut Tape (CT) Obsolete 1 (Unlimited) - RFID Transponder 125°C -40°C - 1.65V~5.5V - - - - - - 13.56MHz - - - - - - - I2C, SPI - - - ISO 14443, NFC - - - RoHS Compliant -
            AS3955-ATDM-S4
            AS3955-ATDM-S4

            33-778-AS3955-ATDM-S4 ams
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            ams SL900A-ASWB
            Mfr. Part #
            SL900A-ASWB
            Twicea Part #
            33-778-SL900A-ASWB             		ams
            IC RFID TRANSP 860-960MHZ 16QFN
            Datasheet Compare
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              		 Surface Mount 16-VQFN Exposed Pad - - - - -40°C~125°C Tape & Reel (TR) Obsolete 3 (168 Hours) - RFID Transponder - - - 1.2V~3.6V - - - - - - 860MHz~960MHz - - - - - - - SPI - - - ISO 15693 - - - RoHS Compliant -
              SL900A-ASWB
              SL900A-ASWB

              33-778-SL900A-ASWB ams
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              ams SL13A-ASWF SD F
              Mfr. Part #
              SL13A-ASWF SD F
              Twicea Part #
              33-778-SL13A-ASWF SD F               		ams
              IC RFID TRANSP 13.56MHZ 16QFN
              Datasheet Compare
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                		 Surface Mount 16-VQFN Exposed Pad - - - - -40°C~110°C Tray Obsolete 3 (168 Hours) - RFID Transponder - - - 1.2V~3.3V - - - - - - 13.56MHz - - - - - - - SPI - - - ISO 15693, NFC - - - - -
                SL13A-ASWF SD F
                SL13A-ASWF SD F

                33-778-SL13A-ASWF SD F ams
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                ams SL13A-ASWB
                Mfr. Part #
                SL13A-ASWB
                Twicea Part #
                33-778-SL13A-ASWB                 		ams
                RFID Transponders RFID Sensor Tag Data Logger IC 8kBit
                Datasheet Compare
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                  		 - QFN - - - 57.09594mg -40°C~110°C Tape & Reel (TR) Obsolete 1 (Unlimited) - RFID Transponder - - - 1.2V~3.3V - - - - - - 13.56MHz - - - - - - - SPI 1kB - - ISO 15693, NFC - - - RoHS Compliant -
                  SL13A-ASWB
                  SL13A-ASWB

                  33-778-SL13A-ASWB ams
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                  ams SL900A-AQFM
                  Mfr. Part #
                  SL900A-AQFM
                  Twicea Part #
                  33-778-SL900A-AQFM                   		ams
                  EPC GEN2 SENSORY TAG IC
                  Datasheet Compare
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                    		 Surface Mount 16-VQFN Exposed Pad - - - - -40°C~125°C Tape & Reel (TR) Obsolete 3 (168 Hours) - RFID Transponder - - - 1.2V~3.6V - - - - - - 860MHz~960MHz - - - 3.6V - - - SPI 1.1kB - - ISO 15693 - - - RoHS Compliant Lead Free
                    SL900A-AQFM
                    SL900A-AQFM

                    33-778-SL900A-AQFM ams
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                    ams SL13A-AQFT
                    Mfr. Part #
                    SL13A-AQFT
                    Twicea Part #
                    33-778-SL13A-AQFT                     		ams
                    IC RFID TRANSP 13.56MHZ 20QFN
                    Datasheet Compare
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                      		 Surface Mount 20-VFQFN Exposed Pad - - - - -40°C~110°C Tape & Reel (TR) Obsolete 1 (Unlimited) - RFID Transponder - - - 1.2V~3.3V - - - - - - 13.56MHz - - - - - - - SPI 1kB - - ISO 15693, NFC - - - RoHS Compliant -
                      SL13A-AQFT
                      SL13A-AQFT

                      33-778-SL13A-AQFT ams
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                      ams R13MP
                      Mfr. Part #
                      R13MP
                      Twicea Part #
                      33-778-R13MP                       		ams
                      IC RFID READER 13.56MHZ 32QFN
                      Datasheet Compare
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                        		 Surface Mount 32-VFQFN Exposed Pad YES - - - -40°C~110°C Tape & Reel (TR) Obsolete 1 (Unlimited) 32 RFID Reader - - 8542.39.00.01 2.7V~5.5V QUAD NO LEAD - 1 - 0.5mm 13.56MHz - S-XQCC-N32 - - 5.5V - 2.7V SPI - - - ISO 14443, ISO 15693 1mm 5mm 5mm RoHS Compliant -
                        R13MP
                        R13MP

                        33-778-R13MP ams
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                        ams SL900A-AQFT
                        Mfr. Part #
                        SL900A-AQFT
                        Twicea Part #
                        33-778-SL900A-AQFT                         		ams
                        IC RFID TRANSP 860-960MHZ 16QFN
                        Datasheet Compare
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                          Mult.:1
                          		 Surface Mount 16-VQFN Exposed Pad - - - - -40°C~125°C Tape & Reel (TR) Obsolete 1 (Unlimited) - RFID Transponder - - - 1.2V~3.6V - - - - - - 860MHz~960MHz - - - - - - - SPI - - - ISO 15693 - - - RoHS Compliant -
                          SL900A-AQFT
                          SL900A-AQFT

                          33-778-SL900A-AQFT ams
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                          ams AS3955-AWLM-I4
                          Mfr. Part #
                          AS3955-AWLM-I4
                          Twicea Part #
                          33-778-AS3955-AWLM-I4                           		ams
                          IC RFID TRANSP 13.58MHZ 12WLCSP
                          Datasheet Compare
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                            Mult.:1
                            		 Surface Mount 12-UFBGA, WLCSP - - - - -40°C~125°C Tape & Reel (TR) Obsolete 3 (168 Hours) - RFID Transponder - - - 1.65V~5.5V - - - - - - 13.58MHz - - - - - - - I2C - - - ISO 14443, NFC - - - RoHS Compliant -
                            AS3955-AWLM-I4
                            AS3955-AWLM-I4

                            33-778-AS3955-AWLM-I4 ams
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                            ams AS3955-AWLM-S4
                            Mfr. Part #
                            AS3955-AWLM-S4
                            Twicea Part #
                            33-778-AS3955-AWLM-S4                             		ams
                            IC RFID TRANSP 13.58MHZ 12WLCSP
                            Datasheet Compare
                              Min.:1
                              Mult.:1
                              		 Surface Mount 12-UFBGA, WLCSP - - - - -40°C~125°C Tape & Reel (TR) Obsolete 3 (168 Hours) - RFID Transponder - - - 1.65V~5.5V - - - - - - 13.58MHz - - - - - - - SPI - - - ISO 14443, NFC - - - RoHS Compliant -
                              AS3955-AWLM-S4
                              AS3955-AWLM-S4

                              33-778-AS3955-AWLM-S4 ams
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                              ams AS3955A-ATWT-S4
                              Mfr. Part #
                              AS3955A-ATWT-S4
                              Twicea Part #
                              33-778-AS3955A-ATWT-S4                               		ams
                              IC RFID TRANSP 13.58MHZ 12WLCSP
                              Datasheet Compare
                                Min.:1
                                Mult.:1
                                		 Surface Mount 12-UFBGA, WLCSP YES - - - -40°C~125°C Tape & Reel (TR) Obsolete 3 (168 Hours) 12 RFID Transponder - - - 1.65V~5.5V BOTTOM BALL NOT SPECIFIED 1 - 0.4mm 13.58MHz NOT SPECIFIED R-PBGA-B12 - - 5.5V - 1.65V SPI - - - ISO 14443, NFC 0.34mm 2.125mm 1.42mm RoHS Compliant -
                                AS3955A-ATWT-S4
                                AS3955A-ATWT-S4

                                33-778-AS3955A-ATWT-S4 ams
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                                ams AS3953B-BTWT
                                Mfr. Part #
                                AS3953B-BTWT
                                Twicea Part #
                                33-778-AS3953B-BTWT                                 		ams
                                IC RFID TRANSP 13.56MHZ
                                Datasheet Compare
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                                  Mult.:1
                                  		 Surface Mount 10-XFBGA, WLCSP - - 10-WLCSP (1.59x1.25) - -40°C~85°C Tape & Reel (TR) Not For New Designs 3 (168 Hours) - RFID Transponder - - - 1.65V~3.6V - - - - - - 13.56MHz - - - - - - - SPI - - - ISO 14443 - - - RoHS Compliant -
                                  AS3953B-BTWT
                                  AS3953B-BTWT

                                  33-778-AS3953B-BTWT ams
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                                  ams SL13A-AQFM
                                  Mfr. Part #
                                  SL13A-AQFM
                                  Twicea Part #
                                  33-778-SL13A-AQFM                                   		ams
                                  HF/NFC SENSORY TAG IC
                                  Datasheet Compare
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                                    		 Surface Mount 20-VFQFN Exposed Pad - - - - -40°C~110°C Tape & Reel (TR) Obsolete 3 (168 Hours) - RFID Transponder - - - 1.2V~3.3V - - - - - - 13.56MHz - - - 3.6V - - - SPI 1kB - - ISO 15693, NFC - - - RoHS Compliant Lead Free
                                    SL13A-AQFM
                                    SL13A-AQFM

                                    33-778-SL13A-AQFM ams
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                                    ams AS3955-ASWF-S4
                                    Mfr. Part #
                                    AS3955-ASWF-S4
                                    Twicea Part #
                                    33-778-AS3955-ASWF-S4                                     		ams
                                    IC RFID TRANSP 13.58MHZ 12WLCSP
                                    Datasheet Compare
                                      Min.:1
                                      Mult.:1
                                      		 Surface Mount 12-XFBGA, WLCSP - - - - -40°C~125°C Tape & Reel (TR) Obsolete 3 (168 Hours) - RFID Transponder - - - 1.65V~5.5V - - - - - - 13.58MHz - - - - - - - SPI - - - ISO 14443, NFC - - - RoHS Compliant -
                                      AS3955-ASWF-S4
                                      AS3955-ASWF-S4

                                      33-778-AS3955-ASWF-S4 ams
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                                      ams AS3955A-ATWT-I4
                                      Mfr. Part #
                                      AS3955A-ATWT-I4
                                      Twicea Part #
                                      33-778-AS3955A-ATWT-I4                                       		ams
                                      IC RFID TRANSP 13.56MHZ WLP
                                      Datasheet Compare
                                        Min.:1
                                        Mult.:1
                                        		 Surface Mount - YES - - - -40°C~125°C Tape & Reel (TR) Obsolete 3 (168 Hours) 12 RFID Transponder - - - 1.65V~5.5V BOTTOM BALL NOT SPECIFIED 1 - 0.4mm 13.56MHz NOT SPECIFIED R-PBGA-B12 - - 5.5V - 1.65V I2C, SPI - - - ISO 14443 0.34mm 2.125mm 1.42mm RoHS Compliant -
                                        AS3955A-ATWT-I4
                                        AS3955A-ATWT-I4

                                        33-778-AS3955A-ATWT-I4 ams
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                                        ams AS39513-ZSWF-15
                                        Mfr. Part #
                                        AS39513-ZSWF-15
                                        Twicea Part #
                                        33-778-AS39513-ZSWF-15                                         		ams
                                        IC RFID TRANSP 13.56MHZ DIE
                                        Datasheet Compare
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                                          		 Surface Mount Die - - - - -20°C~55°C Tape & Reel (TR) Not For New Designs - - RFID Transponder - - 8542.39.00.01 - - - NOT SPECIFIED - - - 13.56MHz NOT SPECIFIED - - - - - - SPI - - - ISO 15693 - - - RoHS Compliant -
                                          AS39513-ZSWF-15
                                          AS39513-ZSWF-15

                                          33-778-AS39513-ZSWF-15 ams
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                                          RF/IF and RFID

                                          RFID, RF Access, Monitoring ICs definition: RFID, RF Access, Monitoring ICs Product Listing: AS3953A-BDFM,AS3953A-BDFT,AS3931-T,AS3955-AWLT-I4,AS3955-ATDM-S4.RF/IF and RFID type:RF Amplifiers(23317),RF Shields(17850),RF Antennas(17529),RF Switches(11751),RF Evaluation and Development Kits, Boards(11217) .RFID, RF Access, Monitoring ICs has 57 pieces of spot stock price information, you can click the "RFQ" button to confirm the inventory and price with the Twicea.