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Image Part # Manufacturer Description Availability Pricing Quantity MountPackage / CaseSurface MountNumber of PinsWeightPower Dissipation (Max)PackagingJESD-609 CodePbfree CodeMoisture Sensitivity Level (MSL)Number of TerminationsTerminationECCN CodeTerminal FinishMax Operating TemperatureMin Operating TemperatureAdditional FeatureHTS CodeTerminal PositionTerminal FormPeak Reflow Temperature (Cel)Supply VoltageTerminal PitchTime@Peak Reflow Temperature-Max (s)Pin CountQualification StatusOperating Supply VoltagePower SuppliesTemperature GradeNumber of ChannelsInterfaceMax Supply VoltageMin Supply VoltageMemory SizeOperating Supply CurrentNominal Supply CurrentuPs/uCs/Peripheral ICs TypeClock FrequencyLogic FunctionData RateAddress Bus WidthBoundary ScanLow Power ModeExternal Data Bus WidthNumber of Serial I/OsBus CompatibilityAmbient Temperature Range HighData Transfer Rate-MaxCommunication ProtocolData Encoding/Decoding MethodHeightHeight Seated (Max)LengthWidthRadiation HardeningREACH SVHCRoHS StatusLead Free
Exar Corporation XR16L2550IM-F
Mfr. Part #
XR16L2550IM-F
Twicea Part #
3417-511-XR16L2550IM-F 		Exar Corporation
EXAR XR16L2550IM-F UART Interface
Datasheet Compare
28 In Stock
    Min.:1
    Mult.:1
    		 Surface Mount TQFP - 48 9.071791g - - e3 - 3 (168 Hours) 48 SMD/SMT - Matte Tin (Sn) 85°C -40°C - - QUAD GULL WING 260 5V 0.5mm 40 48 - - - INDUSTRIAL 2 - 5.5V 2.25V 16B 3mA 3mA SERIAL IO/COMMUNICATION CONTROLLER, SERIAL 50MHz - 3.1 Mbps - NO YES - 2 - - - ASYNC, BIT NRZ 1.05mm - 7.1mm 7.1mm No Unknown RoHS Compliant Lead Free
    XR16L2550IM-F
    XR16L2550IM-F

    3417-511-XR16L2550IM-F Exar Corporation
    RoHS :
    Package : -
    In Stock : 28
    1 : -
    Exar Corporation ST16C2552CJ44-F
    Mfr. Part #
    ST16C2552CJ44-F
    Twicea Part #
    3417-511-ST16C2552CJ44-F     		Exar Corporation
    EXAR ST16C2552CJ44-F UART Interface
    Datasheet Compare
    10 In Stock
      Min.:1
      Mult.:1
      		 Surface Mount PLCC - 44 2.386605g - - e3 yes 1 (Unlimited) 44 - 5A991 Matte Tin (Sn) 70°C 0°C IT ALSO OPERATES AT 3.3V - QUAD J BEND 260 5V - 40 44 - - 5V COMMERCIAL 2 - 5.5V 2.97V 16B 3mA 3mA SERIAL IO/COMMUNICATION CONTROLLER, SERIAL 64MHz - 4 Mbps - NO YES - 2 - - 0.5 MBps ASYNC, BIT NRZ 3.68mm - 16.66mm 16.66mm No Unknown RoHS Compliant Lead Free
      ST16C2552CJ44-F
      ST16C2552CJ44-F

      3417-511-ST16C2552CJ44-F Exar Corporation
      RoHS :
      Package : -
      In Stock : 10
      1 : -
      Exar Corporation XR17V354IB176-F
      Mfr. Part #
      XR17V354IB176-F
      Twicea Part #
      3417-511-XR17V354IB176-F       		Exar Corporation
      EXAR XR17V354IB176-F IC
      Datasheet Compare
      800 In Stock
        Min.:1
        Mult.:1
        		 Surface Mount FBGA - 176 - - - e1 - 4 (72 Hours) 176 - EAR99 Tin/Silver/Copper (Sn/Ag/Cu) 85°C -40°C - - BOTTOM BALL 245 1.2V 0.8mm - 176 - 3.3V - INDUSTRIAL 4 PCI, UART 3.63V 1.08V 256B 120mA 100mA SERIAL IO/COMMUNICATION CONTROLLER, SERIAL - - 25 Mbps - YES YES - 3 PCI 85°C - ASYNC, BIT NRZ 1.5mm - 13.1mm 13.1mm No - RoHS Compliant Lead Free
        XR17V354IB176-F
        XR17V354IB176-F

        3417-511-XR17V354IB176-F Exar Corporation
        RoHS :
        Package : -
        In Stock : 800
        1 : -
        Exar Corporation ST16C654DIQ64-F
        Mfr. Part #
        ST16C654DIQ64-F
        Twicea Part #
        3417-511-ST16C654DIQ64-F         		Exar Corporation
        EXAR ST16C654DIQ64-F QUAD UART
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        1500 In Stock
          Min.:1
          Mult.:1
          		 Surface Mount LQFP - 64 360.605934mg - - e3 yes 3 (168 Hours) 64 - - Matte Tin (Sn) 85°C -40°C - - QUAD GULL WING 260 5V 0.5mm 40 64 - - 3.3/5V INDUSTRIAL 4 - 5.5V 2.97V - 6mA 6mA SERIAL IO/COMMUNICATION CONTROLLER, SERIAL - - 1.5 Mbps - NO YES - 4 - - 0.1875 MBps ASYNC, BIT NRZ 1.4mm - 10mm 10mm No Unknown RoHS Compliant Lead Free
          ST16C654DIQ64-F
          ST16C654DIQ64-F

          3417-511-ST16C654DIQ64-F Exar Corporation
          RoHS :
          Package : -
          In Stock : 1500
          1 : -
          Exar Corporation XR16V554IV-F
          Mfr. Part #
          XR16V554IV-F
          Twicea Part #
          3417-511-XR16V554IV-F           		Exar Corporation
          IC UART FIFO 16B QUAD 64LQFP
          Datasheet Compare
          381 In Stock
            Min.:1
            Mult.:1
            		 Surface Mount LQFP - 64 342.689036mg 500mW - e3 yes 3 (168 Hours) 64 - - MATTE TIN 85°C -40°C - 8542.31.00.01 QUAD GULL WING 260 3.3V 0.5mm 40 64 Not Qualified - 2.5/3.3V INDUSTRIAL - - 3.6V 2.25V - 3mA - SERIAL IO/COMMUNICATION CONTROLLER, SERIAL - AND, Receiver 4 Mbps 3 NO NO 8 4 - - 0.5 MBps ASYNC, BIT - - 1.6mm 10mm 10mm - - RoHS Compliant Lead Free
            XR16V554IV-F
            XR16V554IV-F

            3417-511-XR16V554IV-F Exar Corporation
            RoHS :
            Package : -
            In Stock : 381
            1 : -
            Exar Corporation ST16C550IQ48-F
            Mfr. Part #
            ST16C550IQ48-F
            Twicea Part #
            3417-511-ST16C550IQ48-F             		Exar Corporation
            EXAR ST16C550IQ48-F UART Interface
            Datasheet Compare
            323 In Stock
              Min.:1
              Mult.:1
              		 Surface Mount TQFP - 48 9.071791g - - - - - - SMD/SMT - - 85°C -40°C - - - - - - - - - - - - - 1 - 5.5V 2.97V 16B 3mA 3mA - - - 1.5 Mbps - - - - - - - - - - 1.05mm - 7.1mm 7.1mm No Unknown RoHS Compliant Lead Free
              ST16C550IQ48-F
              ST16C550IQ48-F

              3417-511-ST16C550IQ48-F Exar Corporation
              RoHS :
              Package : -
              In Stock : 323
              1 : -
              Exar Corporation ST16C554DIQ64-F
              Mfr. Part #
              ST16C554DIQ64-F
              Twicea Part #
              3417-511-ST16C554DIQ64-F               		Exar Corporation
              EXAR ST16C554DIQ64-F UART Interface
              Datasheet Compare
              6400 In Stock
                Min.:1
                Mult.:1
                		 Surface Mount LQFP - 64 342.689036mg - - e3 yes 3 (168 Hours) 64 SMD/SMT 5A991 Matte Tin (Sn) 85°C -40°C - - QUAD GULL WING 260 5V 0.5mm 40 64 - - 3.3/5V INDUSTRIAL 4 - 5.5V 2.97V 16B 6mA 6mA SERIAL IO/COMMUNICATION CONTROLLER, SERIAL - - 1.5 Mbps - NO NO - 4 - - 0.1875 MBps ASYNC, BIT NRZ 1.45mm - 10.1mm 10.1mm No Unknown RoHS Compliant Lead Free
                ST16C554DIQ64-F
                ST16C554DIQ64-F

                3417-511-ST16C554DIQ64-F Exar Corporation
                RoHS :
                Package : -
                In Stock : 6400
                1 : -
                Exar Corporation XR16C2850CM-F
                Mfr. Part #
                XR16C2850CM-F
                Twicea Part #
                3417-511-XR16C2850CM-F                 		Exar Corporation
                IC
                Datasheet Compare
                2900 In Stock
                  Min.:1
                  Mult.:1
                  		 Surface Mount TQFP - 48 9.071791g - - e3 yes 1 (Unlimited) 48 SMD/SMT EAR99 Matte Tin (Sn) 70°C 0°C - - QUAD GULL WING 260 5V 0.5mm 40 48 - 5V - COMMERCIAL 2 - 5.5V 2.97V 128B 3mA 3mA SERIAL IO/COMMUNICATION CONTROLLER, SERIAL - - 6.25 Mbps - NO YES - 2 - - - ASYNC, BIT - 1.05mm - 7.1mm 7.1mm No Unknown RoHS Compliant Lead Free
                  XR16C2850CM-F
                  XR16C2850CM-F

                  3417-511-XR16C2850CM-F Exar Corporation
                  RoHS :
                  Package : -
                  In Stock : 2900
                  1 : -
                  Exar Corporation XR16L2552IJTR-F
                  Mfr. Part #
                  XR16L2552IJTR-F
                  Twicea Part #
                  3417-511-XR16L2552IJTR-F                   		Exar Corporation
                  IC UART FIFO 16B DUAL 44PLCC
                  Datasheet Compare
                  12780 In Stock
                    Min.:1
                    Mult.:1
                    		 Surface Mount PLCC - 44 - - Tape and Reel e3 - - 44 - - Matte Tin (Sn) 85°C -40°C - - QUAD J BEND - - - - - - 5V - INDUSTRIAL 2 - 5.5V 2.25V - - 3mA SERIAL IO/COMMUNICATION CONTROLLER, SERIAL - - 3.125 Mbps - - - - - - - - - - - - - - No - RoHS Compliant Lead Free
                    XR16L2552IJTR-F
                    XR16L2552IJTR-F

                    3417-511-XR16L2552IJTR-F Exar Corporation
                    RoHS :
                    Package : -
                    In Stock : 12780
                    1 : -
                    Exar Corporation ST16C1450CQ48-F
                    Mfr. Part #
                    ST16C1450CQ48-F
                    Twicea Part #
                    3417-511-ST16C1450CQ48-F                     		Exar Corporation
                    IC UART FIFO 1B 48TQFP
                    Datasheet Compare
                      Min.:1
                      Mult.:1
                      		 - TQFP YES 48 - - - e3 yes 3 (168 Hours) 48 - - Matte Tin (Sn) 70°C 0°C - - QUAD GULL WING 260 5V 0.5mm 40 48 - 5V - COMMERCIAL 1 - 5.5V 2.97V - - 3mA SERIAL IO/COMMUNICATION CONTROLLER, SERIAL 24MHz - 1.5 Mbps 3 NO YES 8 1 - - - ASYNC, BIT NRZ - - 7mm 7mm No - RoHS Compliant Lead Free
                      ST16C1450CQ48-F
                      ST16C1450CQ48-F

                      3417-511-ST16C1450CQ48-F Exar Corporation
                      RoHS :
                      Package : -
                      In Stock : -
                      1 : -
                      Exar Corporation XR16L788CQ-F
                      Mfr. Part #
                      XR16L788CQ-F
                      Twicea Part #
                      3417-511-XR16L788CQ-F                       		Exar Corporation
                      IC
                      Datasheet Compare
                      2036 In Stock
                        Min.:1
                        Mult.:1
                        		 Surface Mount PQFP - 100 1.758804g - - e3 - 4 (72 Hours) 100 SMD/SMT - Matte Tin (Sn) 70°C 0°C - - QUAD GULL WING - - 0.635mm - - - - 3.3/5V COMMERCIAL 8 - 5.5V 2.97V 64B 5mA 5mA SERIAL IO/COMMUNICATION CONTROLLER, SERIAL - - 6.25 Mbps - - - - - - - - - - 3.05mm - 20.1mm 14.1mm No - RoHS Compliant Lead Free
                        XR16L788CQ-F
                        XR16L788CQ-F

                        3417-511-XR16L788CQ-F Exar Corporation
                        RoHS :
                        Package : -
                        In Stock : 2036
                        1 : -
                        Exar Corporation ST16C554CQ64-F
                        Mfr. Part #
                        ST16C554CQ64-F
                        Twicea Part #
                        3417-511-ST16C554CQ64-F                         		Exar Corporation
                        EXAR ST16C554CQ64-F UART Interface
                        Datasheet Compare
                        8200 In Stock
                          Min.:1
                          Mult.:1
                          		 Surface Mount LQFP - 64 342.689036mg - - e3 yes 3 (168 Hours) 64 SMD/SMT 5A991 MATTE TIN 70°C 0°C - - QUAD GULL WING 260 5V 0.5mm 40 64 - - 3.3/5V COMMERCIAL 4 - 5.5V 2.97V 16B 6mA 6mA SERIAL IO/COMMUNICATION CONTROLLER, SERIAL - - 1.5 Mbps - NO NO - 4 - - 0.1875 MBps ASYNC, BIT NRZ 1.45mm - 10.1mm 10.1mm No Unknown RoHS Compliant Lead Free
                          ST16C554CQ64-F
                          ST16C554CQ64-F

                          3417-511-ST16C554CQ64-F Exar Corporation
                          RoHS :
                          Package : -
                          In Stock : 8200
                          1 : -
                          Exar Corporation XR16L2750CM-F
                          Mfr. Part #
                          XR16L2750CM-F
                          Twicea Part #
                          3417-511-XR16L2750CM-F                           		Exar Corporation
                          IC
                          Datasheet Compare
                          321 In Stock
                            Min.:1
                            Mult.:1
                            		 Surface Mount TQFP - 48 9.071791g - - e3 yes 3 (168 Hours) 48 SMD/SMT 5A991 Matte Tin (Sn) 70°C 0°C - - QUAD GULL WING 260 5V 0.5mm 40 48 - 5V - COMMERCIAL 2 - 5.5V 2.25V 64B 5mA 5mA SERIAL IO/COMMUNICATION CONTROLLER, SERIAL 50MHz - 6.25 Mbps - NO YES - 2 - - - ASYNC, BIT NRZ 1.05mm - 7.1mm 7.1mm No Unknown RoHS Compliant Lead Free
                            XR16L2750CM-F
                            XR16L2750CM-F

                            3417-511-XR16L2750CM-F Exar Corporation
                            RoHS :
                            Package : -
                            In Stock : 321
                            1 : -
                            Exar Corporation ST16C2552CJ44TR-F
                            Mfr. Part #
                            ST16C2552CJ44TR-F
                            Twicea Part #
                            3417-511-ST16C2552CJ44TR-F                             		Exar Corporation
                            IC UART FIFO 16B DUAL 44PLCC
                            Datasheet Compare
                            476 In Stock
                              Min.:1
                              Mult.:1
                              		 Surface Mount PLCC - 44 - - Tape & Reel (TR) e3 - 1 (Unlimited) 44 - - Matte Tin (Sn) 70°C 0°C - - QUAD J BEND - - - - - Not Qualified 5V - COMMERCIAL 2 - 5.5V 2.97V - - 3mA SERIAL IO/COMMUNICATION CONTROLLER, SERIAL - - 4 Mbps - - - - - - - - - - 3.68mm - 16.66mm 16.66mm - - RoHS Compliant Lead Free
                              ST16C2552CJ44TR-F
                              ST16C2552CJ44TR-F

                              3417-511-ST16C2552CJ44TR-F Exar Corporation
                              RoHS :
                              Package : -
                              In Stock : 476
                              1 : -
                              Exar Corporation XR16V554DIV-F
                              Mfr. Part #
                              XR16V554DIV-F
                              Twicea Part #
                              3417-511-XR16V554DIV-F                               		Exar Corporation
                              IC
                              Datasheet Compare
                              2000 In Stock
                                Min.:1
                                Mult.:1
                                		 Surface Mount LQFP - 64 342.689036mg - - e3 yes 3 (168 Hours) 64 SMD/SMT - MATTE TIN 85°C -40°C - - QUAD GULL WING 260 3.3V 0.5mm 40 64 Not Qualified - 2.5/3.3V INDUSTRIAL 4 - 3.6V 2.25V 16B 3mA - SERIAL IO/COMMUNICATION CONTROLLER, SERIAL - - 4 Mbps - NO NO - 4 - - 0.5 MBps ASYNC, BIT - 1.45mm - 10.1mm 10.1mm - Unknown RoHS Compliant Lead Free
                                XR16V554DIV-F
                                XR16V554DIV-F

                                3417-511-XR16V554DIV-F Exar Corporation
                                RoHS :
                                Package : -
                                In Stock : 2000
                                1 : -
                                Exar Corporation XR16V554IJ-F
                                Mfr. Part #
                                XR16V554IJ-F
                                Twicea Part #
                                3417-511-XR16V554IJ-F                                 		Exar Corporation
                                IC
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                                  Min.:1
                                  Mult.:1
                                  		 Surface Mount PLCC - 68 - - - - yes - - - - - 85°C -40°C - - - - - - - - 68 - - - - 4 - 3.6V 2.25V - - 3mA - - - 4 Mbps - - - - - - - - - - - - - - - Unknown RoHS Compliant Lead Free
                                  XR16V554IJ-F
                                  XR16V554IJ-F

                                  3417-511-XR16V554IJ-F Exar Corporation
                                  RoHS :
                                  Package : -
                                  In Stock : -
                                  1 : -
                                  Exar Corporation XR16L788IQ-F
                                  Mfr. Part #
                                  XR16L788IQ-F
                                  Twicea Part #
                                  3417-511-XR16L788IQ-F                                   		Exar Corporation
                                  EXAR XR16L788IQ-F UART Interface
                                  Datasheet Compare
                                  200 In Stock
                                    Min.:1
                                    Mult.:1
                                    		 Surface Mount PQFP - 100 1.758804g - - - - - - - - - 85°C -40°C - - - - - - - - - - - - - 8 - 5.5V 2.97V 64B 5mA 5mA - - - 6.25 Mbps - - - - - - - - - - 3.05mm - 20.1mm 14.1mm No Unknown RoHS Compliant Lead Free
                                    XR16L788IQ-F
                                    XR16L788IQ-F

                                    3417-511-XR16L788IQ-F Exar Corporation
                                    RoHS :
                                    Package : -
                                    In Stock : 200
                                    1 : -
                                    Exar Corporation ST16C554DCQ64-F
                                    Mfr. Part #
                                    ST16C554DCQ64-F
                                    Twicea Part #
                                    3417-511-ST16C554DCQ64-F                                     		Exar Corporation
                                    EXAR ST16C554DCQ64-F UART Interface
                                    Datasheet Compare
                                    1 In Stock
                                      Min.:1
                                      Mult.:1
                                      		 Surface Mount LQFP - 64 342.689036mg - - e3 yes 3 (168 Hours) 64 SMD/SMT 5A991 MATTE TIN 70°C 0°C - - QUAD GULL WING 260 5V 0.5mm 40 64 - - 3.3/5V COMMERCIAL 4 - 5.5V 2.97V 16B 6mA 6mA SERIAL IO/COMMUNICATION CONTROLLER, SERIAL - - 1.5 Mbps - NO NO - 4 - - 0.1875 MBps ASYNC, BIT NRZ 1.45mm - 10.1mm 10.1mm No Unknown RoHS Compliant Lead Free
                                      ST16C554DCQ64-F
                                      ST16C554DCQ64-F

                                      3417-511-ST16C554DCQ64-F Exar Corporation
                                      RoHS :
                                      Package : -
                                      In Stock : 1
                                      1 : -
                                      Exar Corporation XR16L2751CM-F
                                      Mfr. Part #
                                      XR16L2751CM-F
                                      Twicea Part #
                                      3417-511-XR16L2751CM-F                                       		Exar Corporation
                                      IC UART FIFO 64B DUAL 48TQFP
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                                      2116 In Stock
                                        Min.:1
                                        Mult.:1
                                        		 Surface Mount TQFP - 48 9.071791g - - e3 yes 3 (168 Hours) 48 - - Matte Tin (Sn) 70°C 0°C - - QUAD GULL WING 260 5V 0.5mm 40 48 - - - COMMERCIAL 2 - 5.5V 2.25V 64B 5mA 5mA SERIAL IO/COMMUNICATION CONTROLLER, SERIAL 50MHz - 6.25 Mbps 4 NO YES 8 2 - - - ASYNC, BIT NRZ - - 7mm 7mm No - RoHS Compliant Lead Free
                                        XR16L2751CM-F
                                        XR16L2751CM-F

                                        3417-511-XR16L2751CM-F Exar Corporation
                                        RoHS :
                                        Package : -
                                        In Stock : 2116
                                        1 : -
                                        Exar Corporation ST16C2550CQ48-F
                                        Mfr. Part #
                                        ST16C2550CQ48-F
                                        Twicea Part #
                                        3417-511-ST16C2550CQ48-F                                         		Exar Corporation
                                        EXAR ST16C2550CQ48-F UART Interface
                                        Datasheet Compare
                                        10 In Stock
                                          Min.:1
                                          Mult.:1
                                          		 Surface Mount TQFP - 48 9.071791g - - e3 yes 3 (168 Hours) 48 SMD/SMT - Matte Tin (Sn) 70°C 0°C ALSO OPERATES AT 3.3V SUPPLY - QUAD GULL WING 260 5V 0.5mm 40 48 - - 3/5V COMMERCIAL 2 - 5.5V 2.97V 16B 3mA 3mA SERIAL IO/COMMUNICATION CONTROLLER, SERIAL 64MHz - 4 Mbps - NO NO - 2 - - 0.5 MBps ASYNC, BIT NRZ 1.05mm - 7.1mm 7.1mm No Unknown RoHS Compliant Lead Free
                                          ST16C2550CQ48-F
                                          ST16C2550CQ48-F

                                          3417-511-ST16C2550CQ48-F Exar Corporation
                                          RoHS :
                                          Package : -
                                          In Stock : 10
                                          1 : -

                                          Integrated Circuits (ICs)

                                          Interface - UARTs (Universal Asynchronous Receiver Transmitter) definition: A universal asynchronous receiver-transmitter (UART) is a computer hardware device for asynchronous serial communication in which the data f... Interface - UARTs (Universal Asynchronous Receiver Transmitter) Product Listing: XR16L2550IM-F,ST16C2552CJ44-F,XR17V354IB176-F,ST16C654DIQ64-F,XR16V554IV-F.Integrated Circuits (ICs) type:Embedded - Microcontrollers(134263),Memory(116337),PMIC - Voltage Regulators - Linear(107072),PMIC - Supervisors(101983),Embedded - FPGAs (Field Programmable Gate Array)(62862) .Interface - UARTs (Universal Asynchronous Receiver Transmitter) has 556 pieces of spot stock price information, you can click the "RFQ" button to confirm the inventory and price with the Twicea.