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Image Part # Manufacturer Description Availability Pricing Quantity Factory Lead TimeMountMounting TypePackage / CaseSurface MountNumber of PinsSupplier Device PackageOperating Temperature (Max.)Operating TemperaturePackagingPublishedJESD-609 CodePbfree CodePart StatusMoisture Sensitivity Level (MSL)Number of TerminationsECCN CodeTerminal FinishMax Operating TemperatureMin Operating TemperatureHTS CodeMax Power DissipationVoltage - SupplyTerminal PositionTerminal FormPeak Reflow Temperature (Cel)Supply VoltageTerminal PitchReach Compliance CodeFrequencyTime@Peak Reflow Temperature-Max (s)Base Part NumberJESD-30 CodeFunctionQualification StatusOperating Supply VoltagePower SuppliesTemperature GradeInterfaceNumber of CircuitsMax Supply VoltageMin Supply VoltageOperating Supply CurrentNominal Supply CurrentMax Supply CurrentCurrent - SupplyData RateMax FrequencyTelecom IC TypeNumber of TransceiversNumber of TransmittersCarrier TypeHeight Seated (Max)LengthWidthRadiation HardeningRoHS StatusLead Free
Maxim Integrated DS3154
Mfr. Part #
DS3154
Twicea Part #
503-510-DS3154 		Maxim Integrated
IC LIU DS3/E3/STS1 QUAD 144CSBGA
Datasheet Compare
19 In Stock
    Min.:1
    Mult.:1
    		 11 Weeks - Surface Mount 144-BGA, CSPBGA YES - - - 0°C~70°C Tray 2005 e0 no Obsolete 2 (1 Year) 144 - Tin/Lead (Sn/Pb) - - - - 3.135V~3.465V BOTTOM BALL 240 3.3V 1mm not_compliant - 20 DS3154 - Line Interface Unit (LIU) Not Qualified - 3.3V - LIU 4 - - - - - 300mA - - PCM TRANSCEIVER - - - 1.76mm 13mm 13mm - ROHS3 Compliant -
    DS3154
    DS3154

    503-510-DS3154 Maxim Integrated
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    In Stock : 19
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    Maxim Integrated DS26303L-75 A3
    Mfr. Part #
    DS26303L-75 A3
    Twicea Part #
    503-510-DS26303L-75 A3     		Maxim Integrated
    IC LIU E1/T1/J1 3.3V 144-ELQFP
    Datasheet Compare
      Min.:1
      Mult.:1
      		 - Surface Mount Surface Mount 144-LQFP Exposed Pad - - - - 0°C~70°C Tray 2007 - no Obsolete 2 (1 Year) 144 - - - - - - 3.135V~3.465V QUAD GULL WING NOT SPECIFIED 3.3V 0.5mm - - NOT SPECIFIED DS26303 S-PQFP-G144 Line Interface Unit (LIU) - 3.3V - - LIU 8 - - - - - 250mA - - PCM TRANSCEIVER - - - 1.6mm 20mm 20mm - ROHS3 Compliant -
      DS26303L-75 A3
      DS26303L-75 A3

      503-510-DS26303L-75 A3 Maxim Integrated
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      In Stock : -
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      Maxim Integrated DS26303LN-120 A3
      Mfr. Part #
      DS26303LN-120 A3
      Twicea Part #
      503-510-DS26303LN-120 A3       		Maxim Integrated
      Telecom Interface ICs 3.3V E1/T1/J1 Short Haul Octal LIU
      Datasheet Compare
        Min.:1
        Mult.:1
        		 - Surface Mount Surface Mount 144-LQFP Exposed Pad - - - - -40°C~85°C Tray 2007 - no Obsolete 2 (1 Year) 144 - - - - - 1.65W 3.135V~3.465V QUAD GULL WING NOT SPECIFIED 3.3V 0.5mm - - NOT SPECIFIED DS26303 S-PQFP-G144 Line Interface Unit (LIU) - 3.465V - - LIU 8 - - - 478mA - 250mA - 2.048MHz PCM TRANSCEIVER - - - 1.6mm 20mm 20mm - ROHS3 Compliant -
        DS26303LN-120 A3
        DS26303LN-120 A3

        503-510-DS26303LN-120 A3 Maxim Integrated
        RoHS :
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        In Stock : -
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        Maxim Integrated DS26303LN-75 A3
        Mfr. Part #
        DS26303LN-75 A3
        Twicea Part #
        503-510-DS26303LN-75 A3         		Maxim Integrated
        Telecom Interface ICs 3.3V E1/T1/J1 Short Haul Octal LIU
        Datasheet Compare
          Min.:1
          Mult.:1
          		 - Surface Mount Surface Mount 144-LQFP Exposed Pad - - - - -40°C~85°C Tray 2007 - no Obsolete 2 (1 Year) 144 - - - - - 1.65W 3.135V~3.465V QUAD GULL WING NOT SPECIFIED 3.3V 0.5mm - - NOT SPECIFIED DS26303 S-PQFP-G144 Line Interface Unit (LIU) - 3.465V - - LIU 8 - - - 478mA - 250mA - 2.048MHz PCM TRANSCEIVER - - - 1.6mm 20mm 20mm - ROHS3 Compliant -
          DS26303LN-75 A3
          DS26303LN-75 A3

          503-510-DS26303LN-75 A3 Maxim Integrated
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          Maxim Integrated DS2149QN T&R
          Mfr. Part #
          DS2149QN T&R
          Twicea Part #
          503-510-DS2149QN T&R           		Maxim Integrated
          IC TELECOM INTERFACE 28PLCC
          Datasheet Compare
            Min.:1
            Mult.:1
            		 6 Weeks Surface Mount Surface Mount 28-LCC (J-Lead) - 28 28-PLCC (11.51x11.51) - -40°C~85°C Tape & Reel (TR) 2003 - - Active 3 (168 Hours) - - - 85°C -40°C - - 4.75V~5.25V - - - - - - - - DS2149 - Line Interface Unit (LIU) - 5V - - LIU 1 5.25V 4.75V - - - - - - - 1 - - - - - - ROHS3 Compliant Lead Free
            DS2149QN T&R
            DS2149QN T&R

            503-510-DS2149QN T&R Maxim Integrated
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            Maxim Integrated DS3254A3
            Mfr. Part #
            DS3254A3
            Twicea Part #
            503-510-DS3254A3             		Maxim Integrated
            Telecom Interface ICs Quad DS3/E3/STS-1 Line Interface Unit
            Datasheet Compare
            41 In Stock
              Min.:1
              Mult.:1
              		 - Surface Mount Surface Mount 144-BGA, CSPBGA - - - - -40°C~85°C Tray 2006 - yes Obsolete 1 (Unlimited) 144 - - - - - - 3.135V~3.465V BOTTOM BALL NOT SPECIFIED 3.3V 1mm - - NOT SPECIFIED DS3254 - Line Interface Unit (LIU) - - - - LIU 4 - - - - - 290mA - - PCM TRANSCEIVER - - - 1.76mm 13mm 13mm - ROHS3 Compliant -
              DS3254A3
              DS3254A3

              503-510-DS3254A3 Maxim Integrated
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              In Stock : 41
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              Maxim Integrated DS2143N
              Mfr. Part #
              DS2143N
              Twicea Part #
              503-510-DS2143N               		Maxim Integrated
              IC CONTROLLER E1 5V LP 40-DIP
              Datasheet Compare
                Min.:1
                Mult.:1
                		 - - Through Hole 40-DIP (0.600, 15.24mm) - 40 40-PDIP - 0°C~70°C Tube 1999 - - Obsolete 1 (Unlimited) - - - 85°C -40°C - - 4.5V~5.5V - - - - - - - - DS2143 - - - 5V - - Parallel/Serial - 5.5V 4.5V - - 10mA 10mA - - - 1 - - - - - No Non-RoHS Compliant Contains Lead
                DS2143N
                DS2143N

                503-510-DS2143N Maxim Integrated
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                Maxim Integrated DS21Q354
                Mfr. Part #
                DS21Q354
                Twicea Part #
                503-510-DS21Q354                 		Maxim Integrated
                IC TELECOM INTERFACE 256BGA
                Datasheet Compare
                546 In Stock
                  Min.:1
                  Mult.:1
                  		 18 Weeks Surface Mount Surface Mount 256-BGA - 256 - 70°C - Tray 1998 - no Obsolete 3 (168 Hours) 256 EAR99 - - - - - - BOTTOM BALL 240 3.3V 1.27mm not_compliant - 20 DS21Q354 - Transceiver Not Qualified 3.3V - COMMERCIAL E1 4 - - - - - - - - - - - - - 27mm 27mm - Non-RoHS Compliant Contains Lead
                  DS21Q354
                  DS21Q354

                  503-510-DS21Q354 Maxim Integrated
                  RoHS :
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                  In Stock : 546
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                  Maxim Integrated DS2143QN/T&R
                  Mfr. Part #
                  DS2143QN/T&R
                  Twicea Part #
                  503-510-DS2143QN/T&R                   		Maxim Integrated
                  IC CONTROLLER E1 5V LP 44-PLCC
                  Datasheet Compare
                    Min.:1
                    Mult.:1
                    		 - - Surface Mount 44-LCC (J-Lead) - 44 44-PLCC (16.59x16.59) - -40°C~85°C Tape & Reel (TR) 1999 - - Obsolete 3 (168 Hours) - - - 85°C -40°C - - 4.5V~5.5V - - - - - - - - DS2143 - - - 5V - - Parallel/Serial - 5.5V 4.5V - - 10mA 10mA - - - 1 - - - - - No Non-RoHS Compliant Contains Lead
                    DS2143QN/T&R
                    DS2143QN/T&R

                    503-510-DS2143QN/T&R Maxim Integrated
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                    Maxim Integrated DS2143Q/T&R
                    Mfr. Part #
                    DS2143Q/T&R
                    Twicea Part #
                    503-510-DS2143Q/T&R                     		Maxim Integrated
                    IC CONTROLLER E1 5V LP 44-PLCC
                    Datasheet Compare
                      Min.:1
                      Mult.:1
                      		 - - Surface Mount 44-LCC (J-Lead) - 44 44-PLCC (16.59x16.59) - 0°C~70°C Tape & Reel (TR) 1999 - - Obsolete 3 (168 Hours) - - - 70°C 0°C - - 4.5V~5.5V - - - - - - - - DS2143 - - - 5V - - Parallel/Serial - 5.5V 4.5V - - 10mA 10mA - - - 1 - - - - - No Non-RoHS Compliant Contains Lead
                      DS2143Q/T&R
                      DS2143Q/T&R

                      503-510-DS2143Q/T&R Maxim Integrated
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                      In Stock : -
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                      Maxim Integrated DS21Q354N
                      Mfr. Part #
                      DS21Q354N
                      Twicea Part #
                      503-510-DS21Q354N                       		Maxim Integrated
                      IC TXRX T1/E1 QD 3.3V IND 256BGA
                      Datasheet Compare
                        Min.:1
                        Mult.:1
                        		 - Surface Mount Surface Mount 256-BGA - 256 - - - Tray 1998 - - Obsolete 3 (168 Hours) - - - - - - - 3.3V - - - - - - - - DS21Q354 - Transceiver - - - - E1 - - - - - - - - - - - 4 - - - - No Non-RoHS Compliant Contains Lead
                        DS21Q354N
                        DS21Q354N

                        503-510-DS21Q354N Maxim Integrated
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                        In Stock : -
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                        Maxim Integrated DS2172T/T&R
                        Mfr. Part #
                        DS2172T/T&R
                        Twicea Part #
                        503-510-DS2172T/T&R                         		Maxim Integrated
                        IC TESTER BIT ERROR RATE 32-TQFP
                        Datasheet Compare
                        137 In Stock
                          Min.:1
                          Mult.:1
                          		 - - Surface Mount 32-TQFP - - 32-TQFP (7x7) - 0°C~70°C Tape & Reel (TR) 2000 - - Obsolete 3 (168 Hours) - - - - - - - 4.5V~5.5V - - - - - - - - DS2172 - Bit Error Rate Tester (BERT) - - - - T1 1 - - - - - 10mA - - - - - - - - - - Non-RoHS Compliant Contains Lead
                          DS2172T/T&R
                          DS2172T/T&R

                          503-510-DS2172T/T&R Maxim Integrated
                          RoHS :
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                          In Stock : 137
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                          Maxim Integrated DS21Q348
                          Mfr. Part #
                          DS21Q348
                          Twicea Part #
                          503-510-DS21Q348                           		Maxim Integrated
                          IC LIU T1/E1/J1 QUAD 3.3V 144BGA
                          Datasheet Compare
                            Min.:1
                            Mult.:1
                            		 - Surface Mount Surface Mount 144-BBGA - 144 - - 0°C~70°C Tube 2001 e0 - Obsolete 3 (168 Hours) 144 - Tin/Lead (Sn/Pb) - - - - 3.135V~3.465V BOTTOM BALL 240 3.3V 1.27mm not_compliant - NOT SPECIFIED DS21Q348 - Line Interface Unit (LIU) Not Qualified 3.3V - - LIU - - - - - 100mA 66mA - - PCM TRANSCEIVER 4 - - - 17mm 17mm - Non-RoHS Compliant Contains Lead
                            DS21Q348
                            DS21Q348

                            503-510-DS21Q348 Maxim Integrated
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                            Maxim Integrated DS21Q42TN
                            Mfr. Part #
                            DS21Q42TN
                            Twicea Part #
                            503-510-DS21Q42TN                             		Maxim Integrated
                            IC FRAMER ENHANCED T1 4X 128TQFP
                            Datasheet Compare
                              Min.:1
                              Mult.:1
                              		 - Surface Mount Surface Mount 128-LQFP - 128 128-LQFP (14x20) - -40°C~85°C Tube 2002 - - Obsolete 3 (168 Hours) - - - 85°C -40°C - - 2.97V~3.63V - - - - - - - - DS21Q42 - - - 3.3V - - Parallel/Serial 4 3.63V 2.97V 75mA - 75mA 75mA 2.048 Mbps - - 4 - - - - - - Non-RoHS Compliant Contains Lead
                              DS21Q42TN
                              DS21Q42TN

                              503-510-DS21Q42TN Maxim Integrated
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                              Maxim Integrated DS21448
                              Mfr. Part #
                              DS21448
                              Twicea Part #
                              503-510-DS21448                               		Maxim Integrated
                              IC LIU QUAD E1/T1/J1 144-BGA
                              Datasheet Compare
                              10000 In Stock
                                Min.:1
                                Mult.:1
                                		 - Surface Mount Surface Mount 144-BGA - 144 - - 0°C~70°C Tube 2006 e0 no Obsolete 3 (168 Hours) 144 EAR99 Tin/Lead (Sn/Pb) - - - - 3.135V~3.465V BOTTOM BALL 225 3.3V 1.27mm not_compliant - NOT SPECIFIED DS21448 - Line Interface Unit (LIU) Not Qualified 3.3V - - - 4 - - - - 400mA 320mA - - PCM TRANSCEIVER - - - 2.22mm 17mm 17mm - Non-RoHS Compliant Contains Lead
                                DS21448
                                DS21448

                                503-510-DS21448 Maxim Integrated
                                RoHS :
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                                In Stock : 10000
                                1 : -
                                Maxim Integrated DS2176
                                Mfr. Part #
                                DS2176
                                Twicea Part #
                                503-510-DS2176                                 		Maxim Integrated
                                IC BUFFER RECEIVE T1 24-DIP
                                Datasheet Compare
                                87 In Stock
                                  Min.:1
                                  Mult.:1
                                  		 - - Through Hole 24-DIP (0.300, 7.62mm) NO - - - 0°C~70°C Tube 1999 e3 yes Obsolete 1 (Unlimited) 24 EAR99 Matte Tin (Sn) - - - - - DUAL - 260 5V 2.54mm - - 30 DS2176 R-PDIP-T24 Receive Buffer Not Qualified - 5V - TDM 1 - - - - - 5mA 2048 Mbps - ELASTIC BUFFER - - - 4.572mm 30.545mm 7.62mm - ROHS3 Compliant Lead Free
                                  DS2176
                                  DS2176

                                  503-510-DS2176 Maxim Integrated
                                  RoHS :
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                                  In Stock : 87
                                  1 : -
                                  Maxim Integrated DS21Q554B
                                  Mfr. Part #
                                  DS21Q554B
                                  Twicea Part #
                                  503-510-DS21Q554B                                   		Maxim Integrated
                                  IC TELECOM INTERFACE 256BGA
                                  Datasheet Compare
                                  6 In Stock
                                    Min.:1
                                    Mult.:1
                                    		 10 Weeks Surface Mount Surface Mount 256-BGA - 256 - - - Tray 1998 - - Obsolete 4 (72 Hours) - - - - - - - 5V - - - - - - - - DS21Q554 - Transceiver - 5V - - E1 - - - - - - - - - - 4 - - - - - No ROHS3 Compliant Lead Free
                                    DS21Q554B
                                    DS21Q554B

                                    503-510-DS21Q554B Maxim Integrated
                                    RoHS :
                                    Package : -
                                    In Stock : 6
                                    1 : -
                                    Maxim Integrated DS3141
                                    Mfr. Part #
                                    DS3141
                                    Twicea Part #
                                    503-510-DS3141                                     		Maxim Integrated
                                    IC FRAMER DS3/E3 SNGL 144CSBGA
                                    Datasheet Compare
                                      Min.:1
                                      Mult.:1
                                      		 - - Surface Mount 144-BGA, CSPBGA YES - - - 0°C~70°C Tray 2003 e1 yes Obsolete 3 (168 Hours) 144 EAR99 Tin/Silver/Copper (Sn/Ag/Cu) - - - - 3.135V~3.465V BOTTOM BALL 260 3.3V - - - NOT SPECIFIED DS3141 - Framer, Line Interface Unit (LIU) Not Qualified - - - LIU 1 - - - - - 80mA - - - - - - - - - - ROHS3 Compliant -
                                      DS3141
                                      DS3141

                                      503-510-DS3141 Maxim Integrated
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                                      Maxim Integrated DS26334G
                                      Mfr. Part #
                                      DS26334G
                                      Twicea Part #
                                      503-510-DS26334G                                       		Maxim Integrated
                                      IC TELECOM INTERFACE 256CSBGA
                                      Datasheet Compare
                                      42 In Stock
                                        Min.:1
                                        Mult.:1
                                        		 7 Weeks Surface Mount Surface Mount 256-LBGA, CSBGA - 256 - - 0°C~70°C Tray 2011 - yes Obsolete 3 (168 Hours) 256 EAR99 - - - 8542.39.00.01 - 3.135V~3.465V BOTTOM BALL NOT SPECIFIED 3.3V 1mm - 2.048MHz NOT SPECIFIED DS26334 - Line Interface Unit (LIU) - 3.3V - - LIU 16 - - 500mA 500mA - - - - PCM TRANSCEIVER - - - 1.7mm 17mm 17mm - ROHS3 Compliant -
                                        DS26334G
                                        DS26334G

                                        503-510-DS26334G Maxim Integrated
                                        RoHS :
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                                        In Stock : 42
                                        1 : -
                                        Maxim Integrated DS26524GN
                                        Mfr. Part #
                                        DS26524GN
                                        Twicea Part #
                                        503-510-DS26524GN                                         		Maxim Integrated
                                        IC TXRX T1/E1/J1 QUAD 256CSBGA
                                        Datasheet Compare
                                          Min.:1
                                          Mult.:1
                                          		 - Surface Mount Surface Mount 256-LBGA, CSBGA - 256 - - -40°C~85°C Tray 2007 e1 yes Obsolete 3 (168 Hours) 256 EAR99 Tin/Silver/Copper (Sn/Ag/Cu) - - - - 3.135V~3.465V BOTTOM BALL 260 3.3V 1mm - - - DS26524 - Line Interface Unit (LIU) - 3.3V - - LIU 4 - - - - 450mA 260mA 2.048 Mbps - TIME SLOT 0/16 TRANSCEIVER - - T-1(DS1) 1.76mm 17mm 17mm No ROHS3 Compliant -
                                          DS26524GN
                                          DS26524GN

                                          503-510-DS26524GN Maxim Integrated
                                          RoHS :
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                                          In Stock : -
                                          1 : -

                                          Integrated Circuits (ICs)

                                          Interface - Telecom definition: Telecom Interface device is a low-cost telephone line termination and protection device that provides additional surge protection against tr... Interface - Telecom Product Listing: DS3154 ,DS26303L-75 A3,DS26303LN-120 A3,DS26303LN-75 A3,DS2149QN T&R.Integrated Circuits (ICs) type:Embedded - Microcontrollers(134273),Memory(116337),PMIC - Voltage Regulators - Linear(107072),PMIC - Supervisors(101983),Embedded - FPGAs (Field Programmable Gate Array)(62862) .Interface - Telecom has 346 pieces of spot stock price information, you can click the "RFQ" button to confirm the inventory and price with the Twicea.