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Image Part # Manufacturer Description Availability Pricing Quantity MountMounting TypePackage / CaseSurface MountSupplier Device PackageOperating Temperature (Max.)Operating Temperature (Min.)Operating TemperaturePackagingPublishedSeriesJESD-609 CodePbfree CodePart StatusMoisture Sensitivity Level (MSL)Number of TerminationsTypeTerminal FinishMax Operating TemperatureMin Operating TemperatureAdditional FeatureVoltage - SupplyTerminal PositionTerminal FormPeak Reflow Temperature (Cel)Number of FunctionsSupply VoltageTerminal PitchReach Compliance CodeTime@Peak Reflow Temperature-Max (s)Base Part NumberOutputPin CountJESD-30 CodeQualification StatusSupply Voltage-Max (Vsup)Power SuppliesTemperature GradeSupply Voltage-Min (Vsup)Analog IC - Other TypeLoad CapacitanceNumber of BitsPropagation DelayQuiescent CurrentFamilyCurrent - Quiescent (Iq)Current - Output High, LowOutput PolarityLogic IC TypeMax Propagation Delay @ V, Max CLHigh Level Output CurrentPropagation Delay (tpd)Low Level Output CurrentOutput FunctionHeight Seated (Max)LengthWidthRoHS Status
Rochester Electronics, LLC 74ACT521MTC
Mfr. Part #
74ACT521MTC
Twicea Part #
699-521-74ACT521MTC 		Rochester Electronics, LLC
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    		 - Surface Mount 20-TSSOP (0.173, 4.40mm Width) YES - - - -40°C~85°C Tube - 74ACT e3 yes Obsolete 1 (Unlimited) 20 Identity Comparator MATTE TIN - - CASCADABLE 4.5V~5.5V DUAL GULL WING 260 1 5V 0.65mm unknown NOT SPECIFIED - Active Low 20 R-PDSO-G20 COMMERCIAL 5.5V - - 4.5V - - 8 - - AC 4μA 24mA 24mA - - 10ns @ 5V, 50pF - 11 ns - A=B 1.2mm 6.5mm 4.4mm ROHS3 Compliant
    74ACT521MTC
    74ACT521MTC

    699-521-74ACT521MTC Rochester Electronics, LLC
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    Rochester Electronics, LLC MC10E166FNG
    Mfr. Part #
    MC10E166FNG
    Twicea Part #
    699-521-MC10E166FNG     		Rochester Electronics, LLC
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      		 - Surface Mount 28-LCC (J-Lead) YES - - - 0°C~85°C Tube - 10E e3 no Obsolete 3 (168 Hours) 28 Magnitude Comparator MATTE TIN - - NECL MODE: VCC = 0V WITH VEE = -4.2V TO -5.5V 4.2V~5.5V -4.2V~-5.5V QUAD J BEND 260 1 5V 1.27mm - 40 - Active High 28 S-PQCC-J28 COMMERCIAL 5.5V - - 4.2V - - 9 - - 10E - 50mA 50mA - - 1.4ns @ 5V, - - 1.4 ns - AB 4.57mm 11.505mm 11.505mm ROHS3 Compliant
      MC10E166FNG
      MC10E166FNG

      699-521-MC10E166FNG Rochester Electronics, LLC
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      Rochester Electronics, LLC SN74ALS679N
      Mfr. Part #
      SN74ALS679N
      Twicea Part #
      699-521-SN74ALS679N       		Rochester Electronics, LLC
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        		 - Through Hole 20-DIP (0.300, 7.62mm) NO - - - 0°C~70°C Tube - 74ALS e4 no Obsolete 3 (168 Hours) 20 Address Comparator NICKEL PALLADIUM GOLD - - WITH INHIBIT 4.5V~5.5V DUAL - NOT SPECIFIED 1 5V 2.54mm - NOT SPECIFIED - Active High 20 R-PDIP-T20 COMMERCIAL 5.5V - - 4.5V - - 12 - - ALS - 2.6mA 24mA - - 30ns @ 5V, 50pF - 35 ns - - 5.08mm 24.325mm 7.62mm ROHS3 Compliant
        SN74ALS679N
        SN74ALS679N

        699-521-SN74ALS679N Rochester Electronics, LLC
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        Rochester Electronics, LLC SN74AS885DWR
        Mfr. Part #
        SN74AS885DWR
        Twicea Part #
        699-521-SN74AS885DWR         		Rochester Electronics, LLC
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          		 - Surface Mount 24-SOIC (0.295, 7.50mm Width) - 24-SOIC - - 0°C~70°C Tape & Reel (TR) - 74AS - - Obsolete 1 (Unlimited) - Magnitude Comparator - - - - 4.5V~5.5V - - - - - - - - - Active High - - - - - - - - - 8 - - - - 2mA 20mA - - 17.5ns @ 5V, 50pF - - - AB - - - ROHS3 Compliant
          SN74AS885DWR
          SN74AS885DWR

          699-521-SN74AS885DWR Rochester Electronics, LLC
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          Rochester Electronics, LLC CD74HCT85E
          Mfr. Part #
          CD74HCT85E
          Twicea Part #
          699-521-CD74HCT85E           		Rochester Electronics, LLC
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            		 - Through Hole 16-DIP (0.300, 7.62mm) NO - - - -55°C~125°C Tube - 74HCT - - Obsolete 3 (168 Hours) 16 Magnitude Comparator - - - - 4.5V~5.5V DUAL - - 1 5V - - - - Active High - R-PDIP-T16 COMMERCIAL 5.5V - - - - - 4 - - HCT 8μA 4mA 4mA - - 40ns @ 4.5V, 50pF - 50 ns - AB - - - Non-RoHS Compliant
            CD74HCT85E
            CD74HCT85E

            699-521-CD74HCT85E Rochester Electronics, LLC
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            Rochester Electronics, LLC CD4063BE
            Mfr. Part #
            CD4063BE
            Twicea Part #
            699-521-CD4063BE             		Rochester Electronics, LLC
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              		 - Through Hole 16-DIP (0.300, 7.62mm) - 16-PDIP - - -55°C~125°C Tube - 4000B - - Obsolete 3 (168 Hours) - Magnitude Comparator - - - - 3V~18V - - - - - - - - - Active High - - - - - - - - - 4 - - - 100μA 4.2mA 4.2mA - - 350ns @ 15V, 50pF - - - AB - - - Non-RoHS Compliant
              CD4063BE
              CD4063BE

              699-521-CD4063BE Rochester Electronics, LLC
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              NXP USA Inc. 74HCT688PW,118
              Mfr. Part #
              74HCT688PW,118
              Twicea Part #
              17568-521-74HCT688PW,118               		NXP USA Inc.
              IC COMPARATOR MAGNITUDE 20TSSOP
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                Min.:1
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                		 - Surface Mount 20-TSSOP (0.173, 4.40mm Width) YES - - - -40°C~125°C Tape & Reel (TR) 1997 74HCT e4 - Obsolete 1 (Unlimited) 20 Identity Comparator NICKEL PALLADIUM GOLD - - CASCADABLE 4.5V~5.5V DUAL GULL WING 260 1 5V 0.65mm - 30 74HCT688 Active Low 20 R-PDSO-G20 Not Qualified 5.5V 5V - 4.5V - 50pF 8 - - HCT 8μA - - - 34ns @ 4.5V, 50pF - 51 ns - A=B 1.1mm 6.5mm 4.4mm ROHS3 Compliant
                74HCT688PW,118
                74HCT688PW,118

                17568-521-74HCT688PW,118 NXP USA Inc.
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                Rochester Electronics, LLC MM74HC688SJ
                Mfr. Part #
                MM74HC688SJ
                Twicea Part #
                699-521-MM74HC688SJ                 		Rochester Electronics, LLC
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                  		 - Surface Mount 20-SOIC (0.209, 5.30mm Width) YES - - - -40°C~85°C Tube - 74HC e3 yes Obsolete 1 (Unlimited) 20 Identity Comparator MATTE TIN - - CASCADABLE 2V~6V DUAL GULL WING 260 1 4.5V 1.27mm - NOT SPECIFIED - Active Low 20 R-PDSO-G20 Not Qualified 6V - - 2V - - 8 - - HC/UH 8μA 5.2mA 5.2mA - - 30ns @ 6V, 50pF - 220 ns - A=B 2.1mm 12.6mm 5.3mm ROHS3 Compliant
                  MM74HC688SJ
                  MM74HC688SJ

                  699-521-MM74HC688SJ Rochester Electronics, LLC
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                  Rochester Electronics, LLC SN74ALS679DW
                  Mfr. Part #
                  SN74ALS679DW
                  Twicea Part #
                  699-521-SN74ALS679DW                   		Rochester Electronics, LLC
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                    		 - Surface Mount 20-SOIC (0.295, 7.50mm Width) YES - - - 0°C~70°C Tube - 74ALS e4 yes Obsolete 3 (168 Hours) 20 Address Comparator NICKEL PALLADIUM GOLD - - WITH INHIBIT 4.5V~5.5V DUAL GULL WING 260 1 5V 1.27mm - NOT SPECIFIED - Active High 20 R-PDSO-G20 COMMERCIAL 5.5V - - 4.5V - - 12 - - ALS - 2.6mA 24mA - - 30ns @ 5V, 50pF - 35 ns - - 2.65mm - 7.5mm ROHS3 Compliant
                    SN74ALS679DW
                    SN74ALS679DW

                    699-521-SN74ALS679DW Rochester Electronics, LLC
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                    Rochester Electronics, LLC 74AC521SJX
                    Mfr. Part #
                    74AC521SJX
                    Twicea Part #
                    699-521-74AC521SJX                     		Rochester Electronics, LLC
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                      		 - Surface Mount 20-SOIC (0.209, 5.30mm Width) YES - - - -40°C~85°C Tape & Reel (TR) - 74AC e3 yes Obsolete 1 (Unlimited) 20 Identity Comparator MATTE TIN - - CASCADABLE 2V~6V DUAL GULL WING 260 1 3.3V 1.27mm unknown NOT SPECIFIED - Active Low 20 R-PDSO-G20 COMMERCIAL 6V - - 2V - - 8 - - AC 4μA 24mA 24mA - - 8.5ns @ 5V, 50pF - 12.5 ns - A=B 2.1mm 12.6mm 5.3mm ROHS3 Compliant
                      74AC521SJX
                      74AC521SJX

                      699-521-74AC521SJX Rochester Electronics, LLC
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                      Rochester Electronics, LLC 74HCT688D,652
                      Mfr. Part #
                      74HCT688D,652
                      Twicea Part #
                      699-521-74HCT688D,652                       		Rochester Electronics, LLC
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                        		 - Surface Mount 20-SOIC (0.295, 7.50mm Width) - 20-SO - - -40°C~125°C Tube - 74HCT - - Obsolete 1 (Unlimited) - Identity Comparator - - - - 4.5V~5.5V - - - - - - - - - Active Low - - - - - - - - - 8 - - - 8μA 4mA 4mA - - 34ns @ 4.5V, 50pF - - - A=B - - - ROHS3 Compliant
                        74HCT688D,652
                        74HCT688D,652

                        699-521-74HCT688D,652 Rochester Electronics, LLC
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                        Microchip Technology SY10E166JZ
                        Mfr. Part #
                        SY10E166JZ
                        Twicea Part #
                        536-521-SY10E166JZ                         		Microchip Technology
                        IC COMPARATOR MAGNITUDE 28PLCC
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                          		 - Surface Mount 28-LCC (J-Lead) - 28-PLCC (11.48x11.48) - - 0°C~85°C Tube 2006 10E - - Obsolete 2 (1 Year) - Magnitude Comparator - - - - -4.2V~-5.5V - - - - - - - - 10E166 Active High - - - - - - - - - 9 - - - - - - - 1.4ns @ -5V, - - - - AB - - - ROHS3 Compliant
                          SY10E166JZ
                          SY10E166JZ

                          536-521-SY10E166JZ Microchip Technology
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                          Microchip Technology SY100E166JZ-TR
                          Mfr. Part #
                          SY100E166JZ-TR
                          Twicea Part #
                          536-521-SY100E166JZ-TR                           		Microchip Technology
                          IC COMPARATOR MAGNITUDE 28PLCC
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                            		 - Surface Mount 28-LCC (J-Lead) - 28-PLCC (11.48x11.48) - - 0°C~85°C Tape & Reel (TR) 2006 100E - - Obsolete 2 (1 Year) - Magnitude Comparator - - - - -4.2V~-5.5V - - - - - - - - 100E166 Active High - - - - - - - - - 9 - - - - - - - 1.4ns @ -5V, - - - - AB - - - ROHS3 Compliant
                            SY100E166JZ-TR
                            SY100E166JZ-TR

                            536-521-SY100E166JZ-TR Microchip Technology
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                            Microchip Technology SY10E166JZ-TR
                            Mfr. Part #
                            SY10E166JZ-TR
                            Twicea Part #
                            536-521-SY10E166JZ-TR                             		Microchip Technology
                            IC COMPARATOR MAGNITUDE 28PLCC
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                              		 - Surface Mount 28-LCC (J-Lead) - 28-PLCC (11.48x11.48) - - 0°C~85°C Tape & Reel (TR) 2006 10E - - Obsolete 2 (1 Year) - Magnitude Comparator - - - - -4.2V~-5.5V - - - - - - - - 10E166 Active High - - - - - - - - - 9 - - - - - - - 1.4ns @ -5V, - - - - AB - - - ROHS3 Compliant
                              SY10E166JZ-TR
                              SY10E166JZ-TR

                              536-521-SY10E166JZ-TR Microchip Technology
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                              ON Semiconductor MC14585BDR2
                              Mfr. Part #
                              MC14585BDR2
                              Twicea Part #
                              598-521-MC14585BDR2                               		ON Semiconductor
                              IC COMP MAGNITUDE 4BIT 16-SOIC
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                                		 - Surface Mount 16-SOIC (0.154, 3.90mm Width) YES - - - -55°C~125°C Tape & Reel (TR) 2006 4000B e0 - Obsolete 1 (Unlimited) 16 Magnitude Comparator Tin/Lead (Sn/Pb) - - - 3V~18V DUAL GULL WING 240 1 5V 1.27mm not_compliant 30 4585 Active High 16 R-PDSO-G16 Not Qualified 18V 5/15V - 3V - - 4 - - - 20μA - - - 260ns @ 15V, 50pF - 860 ns - AB 1.75mm 9.9mm 3.9mm Non-RoHS Compliant
                                MC14585BDR2
                                MC14585BDR2

                                598-521-MC14585BDR2 ON Semiconductor
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                                Integrated Device Technology (IDT) IDT74FCT521CTPYG
                                Mfr. Part #
                                IDT74FCT521CTPYG
                                Twicea Part #
                                378-521-IDT74FCT521CTPYG                                 		Integrated Device Technology (IDT)
                                IC COMPARATOR IDENTITY 8B 20SSOP
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                                  		 Surface Mount - SSOP - - - - - - 2009 - e3 - - 1 (Unlimited) 20 - Matte Tin (Sn) - annealed 85°C -40°C CASCADABLE - DUAL GULL WING 260 1 5V 0.65mm unknown 30 - - 20 R-PDSO-G20 Not Qualified 5.25V 5V INDUSTRIAL 4.75V - 50pF 8 4.5 ns 10μA FCT - - INVERTED IDENTITY COMPARATOR - 48mA - 15mA - 2mm 7.2mm 5.3mm RoHS Compliant
                                  IDT74FCT521CTPYG
                                  IDT74FCT521CTPYG

                                  378-521-IDT74FCT521CTPYG Integrated Device Technology (IDT)
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                                  Rochester Electronics, LLC SN74HC684DWR
                                  Mfr. Part #
                                  SN74HC684DWR
                                  Twicea Part #
                                  699-521-SN74HC684DWR                                   		Rochester Electronics, LLC
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                                    		 - Surface Mount 20-SOIC (0.295, 7.50mm Width) - 20-SOIC - - -40°C~85°C Tape & Reel (TR) - 74HC - - Obsolete 1 (Unlimited) - Magnitude Comparator - - - - 2V~6V - - - - - - - - - Active Low - - - - - - - - - 8 - - - - 5.2mA 5.2mA - - 47ns @ 6V, 50pF - - - A=B, A>B - - - ROHS3 Compliant
                                    SN74HC684DWR
                                    SN74HC684DWR

                                    699-521-SN74HC684DWR Rochester Electronics, LLC
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                                    Rochester Electronics, LLC DM74ALS521WMX
                                    Mfr. Part #
                                    DM74ALS521WMX
                                    Twicea Part #
                                    699-521-DM74ALS521WMX                                     		Rochester Electronics, LLC
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                                      		 - Surface Mount 20-SOIC (0.295, 7.50mm Width) - 20-SOIC - - 0°C~70°C Tape & Reel (TR) - 74ALS - - Obsolete 1 (Unlimited) - Identity Comparator - - - - 4.5V~5.5V - - - - - - - - - Active Low - - - - - - - - - 8 - - - - 2.6mA 24mA - - 20ns @ 5V, 50pF - - - A=B - - - ROHS3 Compliant
                                      DM74ALS521WMX
                                      DM74ALS521WMX

                                      699-521-DM74ALS521WMX Rochester Electronics, LLC
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                                      Rochester Electronics, LLC DS56U
                                      Mfr. Part #
                                      DS56U
                                      Twicea Part #
                                      699-521-DS56U                                       		Rochester Electronics, LLC
                                      DS56 DUAL TEMPERATURE COMPARATOR
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                                        		 - - - YES - 125°C -40°C - Tube - - e0 no Obsolete 1 (Unlimited) 8 - TIN LEAD - - - - DUAL GULL WING 240 1 5V 1.27mm - 20 - - 8 R-PDSO-G8 COMMERCIAL 5.5V - AUTOMOTIVE 2.7V ANALOG CIRCUIT - - - - - - - - - - - - - - 1.75mm 4.9mm 3.9mm Non-RoHS Compliant
                                        DS56U
                                        DS56U

                                        699-521-DS56U Rochester Electronics, LLC
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                                        Rochester Electronics, LLC 74HCT688N,652
                                        Mfr. Part #
                                        74HCT688N,652
                                        Twicea Part #
                                        699-521-74HCT688N,652                                         		Rochester Electronics, LLC
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                                          		 - Through Hole 20-DIP (0.300, 7.62mm) - 20-DIP - - -40°C~125°C Tube - 74HCT - - Obsolete 3 (168 Hours) - Identity Comparator - - - - 4.5V~5.5V - - - - - - - - - Active Low - - - - - - - - - 8 - - - 8μA 4mA 4mA - - 34ns @ 4.5V, 50pF - - - A=B - - - ROHS3 Compliant
                                          74HCT688N,652
                                          74HCT688N,652

                                          699-521-74HCT688N,652 Rochester Electronics, LLC
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                                          Integrated Circuits (ICs)

                                          Logic - Comparators definition: Logic comparators are the workhorse components of modern digital electronics and logic design. A logic comparator is made by two AND gates, ... Logic - Comparators Product Listing: 74ACT521MTC,MC10E166FNG,SN74ALS679N,SN74AS885DWR,CD74HCT85E.Integrated Circuits (ICs) type:Embedded - Microcontrollers(134273),Memory(116337),PMIC - Voltage Regulators - Linear(107072),PMIC - Supervisors(101983),Embedded - FPGAs (Field Programmable Gate Array)(62862) .Logic - Comparators has 593 pieces of spot stock price information, you can click the "RFQ" button to confirm the inventory and price with the Twicea.