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Rochester Electronics

📍 Newburyport, Massachusetts, USA📅 Est. 1981🔗 Official Site →

Rochester Electronics is the world's largest authorized distributor of end-of-life (EOL) semiconductors, providing a continuous source of supply for critical applications. Rochester is authorized by over 70 semiconductor manufacturers to continue the supply of their discontinued products with full manufacturer quality and traceability.

106,490
Total Parts
75,392
In Stock
101
Categories
75,398
Active
30,906
EOL/Obsolete

Key Product Lines

End-of-Life SemiconductorsObsolete ComponentsLicensed ManufacturingLong-Term SupplyDrop-In ReplacementsMilitary/Aerospace Grade

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Rochester Electronics authorized parts available through FPGACenter. Military and aerospace obsolete components with full traceability.

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Rochester Electronics Product Categories

Microcontrollers (MCU) (9283)Op Amps & Instrumentation Amplifiers (6708)Specialized ICs (6550)Buffers, Drivers, Receivers & Transceivers (6085)Gates & Inverters (5995)Linear Regulators (LDO) (5541)Drivers, Receivers & Transceivers (5534)SRAM (4418)Supervisors & Reset ICs (4368)ADC - Analog to Digital Converters (3457)Signal Switches, MUX & Decoders (3324)DAC - Digital to Analog Converters (2917)Flip-Flops (2474)Analog Switches & Multiplexers (2152)DC-DC Switching Controllers (1924)DC-DC Switching Regulators (1829)Clock Generators, PLLs & Synthesizers (1550)DSP - Digital Signal Processors (1474)Voltage References (1430)Counters & Dividers (1410)Microprocessors (MPU) (1145)EEPROM (1096)Shift Registers (1011)Specialized Power Management (1007)General Memory ICs (993)Digital Potentiometers (984)Audio Amplifiers (948)Gate Drivers (899)Latches (899)FPGAs (783)Telecom ICs (779)FIFO Memory (747)Power Distribution Switches (653)Interface Controllers (651)Analog Comparators (636)PLDs - Programmable Logic Devices (604)Linear Regulator Controllers (581)AC-DC Converters & Offline Switchers (574)Special Purpose ICs (570)ADC/DAC - Special Purpose (555)CPLDs (540)LED Drivers (540)Motor Drivers & Controllers (534)Flash Memory (476)Translators & Level Shifters (467)Specialty Logic (448)Video Processing ICs (414)Clock Buffers & Drivers (407)Delay Lines (389)Battery Management ICs (372)Audio Special Purpose ICs (370)Video Amplifiers (365)Logic Comparators (306)Analog Switches - Special Purpose (301)Hot Swap Controllers (270)Display Drivers (268)Audio CODECs (251)Encoders, Decoders & Converters (245)Battery Chargers (243)Special Purpose Amplifiers (228)Real-Time Clocks (RTC) (218)UARTs (217)Programmable Timers & Oscillators (217)Active Filters (213)Multivibrators (207)PFC Controllers (194)Power Supply Controllers & Monitors (193)Full & Half-Bridge Drivers (178)Analog Multipliers & Dividers (177)I/O Expanders (175)ROM & NVRAM (171)Parity Generators & Checkers (170)Serializers & Deserializers (164)Sensor & Detector Interfaces (160)Application Specific Processors (155)Linear & Switching Controllers (142)Analog Front End (AFE) (135)Modems (128)Universal Bus Functions (121)EPROM (107)Lighting & Ballast Controllers (103)Thermal Management ICs (102)Signal Terminators (96)System On Chip (SoC) (91)Current Regulation & Management (84)Energy Metering ICs (72)RMS to DC Converters (60)Configuration PROMs for FPGAs (52)Touch Screen Controllers (51)Capacitive Touch Sensors (51)FRAM & MRAM (50)Laser Drivers (48)Signal Buffers, Repeaters & Splitters (47)PoE Controllers (39)V/F and F/V Converters (35)Direct Digital Synthesis (DDS) (32)DRAM & SDRAM (27)OR Controllers & Ideal Diodes (24)MCU, MPU & FPGA Modules (5)Voice Record & Playback (5)Interface Modules (2)

All Rochester Electronics Products

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Part NumberCategoryDescriptionPackageStockPriceStatus
CAT5110TPI-10-TDigital PotentiometersThe CAT5110TPI-10-T is a digital potentiometer manufactured by Rochester Electronics. Technical highlights include 2.7V ~ 5.5V supply voltage and ±20% accuracy; design review should confirm ADC or DAC signal-chain requirements, channel count, resolution, supply voltage, and operating temperature limits. This Surface Mount component is supplied in an SOT-23-6 package and is rated for operation across -40°C ~ 85°C. Designed for instrumentation, medical devices, and audio systems applications, the CAT5110TPI-10-T is currently in active production through Rochester Electronics's standard distribution channels.SOT-23-67,200 In Stock$0.6895ACTIVERFQ
CAT5111LI-00Digital PotentiometersThe CAT5111LI-00 is a digital potentiometer manufactured by Rochester Electronics. Technical highlights include 2.5V ~ 6V supply voltage and ±20% accuracy; design review should confirm ADC or DAC signal-chain requirements, channel count, resolution, supply voltage, and operating temperature limits. This Through Hole component is supplied in a 8-DIP (0.300", 7.62mm) package and is rated for operation across -40°C ~ 85°C. Designed for instrumentation, medical devices, and audio systems applications, the CAT5111LI-00 is currently in active production through Rochester Electronics's standard distribution channels.8-DIP (0.300", 7.62mm)1,900 In Stock$1.26ACTIVERFQ
CAT5111LI-10-GDigital PotentiometersThe CAT5111LI-10-G is a digital potentiometer manufactured by Rochester Electronics. Technical highlights include 2.5V ~ 6V supply voltage; design review should confirm ADC or DAC signal-chain requirements, channel count, resolution, supply voltage, and operating temperature limits. This Through Hole component is supplied in a 8-DIP (0.300", 7.62mm) package and is rated for operation across -40°C ~ 85°C. Designed for instrumentation, medical devices, and audio systems applications, the CAT5111LI-10-G is no longer produced by Rochester Electronics; FPGACenter maintains verified stock sourced through certified supply chain partners.8-DIP (0.300", 7.62mm)RFQ for sourcing$1.75OBSOLETERFQ
CAT5111LI-50Digital PotentiometersThe CAT5111LI-50 is a digital potentiometer manufactured by Rochester Electronics. Technical highlights include 2.5V ~ 6V supply voltage and ±20% accuracy; design review should confirm ADC or DAC signal-chain requirements, channel count, resolution, supply voltage, and operating temperature limits. This Through Hole component is supplied in a 8-DIP (0.300", 7.62mm) package and is rated for operation across -40°C ~ 85°C. Designed for instrumentation, medical devices, and audio systems applications, the CAT5111LI-50 is currently in active production through Rochester Electronics's standard distribution channels.8-DIP (0.300", 7.62mm)3,234 In Stock$1.33ACTIVERFQ
CAT5111LI-50-GDigital PotentiometersThe CAT5111LI-50-G is a digital potentiometer manufactured by Rochester Electronics. Technical highlights include 2.5V ~ 6V supply voltage; design review should confirm ADC or DAC signal-chain requirements, channel count, resolution, supply voltage, and operating temperature limits. This Through Hole component is supplied in a 8-DIP (0.300", 7.62mm) package and is rated for operation across -40°C ~ 85°C. Designed for instrumentation, medical devices, and audio systems applications, the CAT5111LI-50-G is no longer produced by Rochester Electronics; FPGACenter maintains verified stock sourced through certified supply chain partners.8-DIP (0.300", 7.62mm)RFQ for sourcing$1.49OBSOLETERFQ
CAT5111P-10Digital PotentiometersThe CAT5111P-10 is a digital potentiometer manufactured by Rochester Electronics. Technical highlights include 2.5V ~ 6V supply voltage and ±20% accuracy; design review should confirm ADC or DAC signal-chain requirements, channel count, resolution, supply voltage, and operating temperature limits. This Through Hole component is supplied in a 8-DIP (0.300", 7.62mm) package and is rated for operation across 0°C ~ 70°C. Designed for instrumentation, medical devices, and audio systems applications, the CAT5111P-10 is currently in active production through Rochester Electronics's standard distribution channels.8-DIP (0.300", 7.62mm)3,939 In Stock$1.50ACTIVERFQ
CAT5111VI-00Digital PotentiometersThe CAT5111VI-00 is a digital potentiometer manufactured by Rochester Electronics. Technical highlights include 2.5V ~ 6V supply voltage and ±20% accuracy; design review should confirm ADC or DAC signal-chain requirements, channel count, resolution, supply voltage, and operating temperature limits. This Surface Mount component is supplied in a 8-SOIC (0.154", 3.90mm Width) package and is rated for operation across -40°C ~ 85°C. Designed for instrumentation, medical devices, and audio systems applications, the CAT5111VI-00 is currently in active production through Rochester Electronics's standard distribution channels.8-SOIC (0.154", 3.90mm Width)1,670 In Stock$12.07ACTIVERFQ
CAT5111VI-50Digital PotentiometersThe CAT5111VI-50 is a digital potentiometer manufactured by Rochester Electronics. Technical highlights include 2.5V ~ 6V supply voltage and ±20% accuracy; design review should confirm ADC or DAC signal-chain requirements, channel count, resolution, supply voltage, and operating temperature limits. This Surface Mount component is supplied in a 8-SOIC (0.154", 3.90mm Width) package and is rated for operation across -40°C ~ 85°C. Designed for instrumentation, medical devices, and audio systems applications, the CAT5111VI-50 is currently in active production through Rochester Electronics's standard distribution channels.8-SOIC (0.154", 3.90mm Width)3,381 In Stock$1.37ACTIVERFQ
CAT5111YI-10-GDigital PotentiometersThe CAT5111YI-10-G is a digital potentiometer manufactured by Rochester Electronics. Design review should confirm ADC or DAC signal-chain requirements, channel count, resolution, supply voltage, and operating temperature limits, plus genuine factory-marked silicon, original packaging, and full lot/date code traceability. This - component is supplied in a standard package suitable for both prototyping and production builds. Designed for instrumentation, medical devices, and audio systems applications, the CAT5111YI-10-G is no longer produced by Rochester Electronics; FPGACenter maintains verified stock sourced through certified supply chain partners.RFQ for sourcing$25.42OBSOLETERFQ
CAT5111YI-50-GDigital PotentiometersThe CAT5111YI-50-G is a digital potentiometer manufactured by Rochester Electronics. Design review should confirm ADC or DAC signal-chain requirements, channel count, resolution, supply voltage, and operating temperature limits, plus genuine factory-marked silicon, original packaging, and full lot/date code traceability. This - component is supplied in a standard package suitable for both prototyping and production builds. Designed for instrumentation, medical devices, and audio systems applications, the CAT5111YI-50-G is no longer produced by Rochester Electronics; FPGACenter maintains verified stock sourced through certified supply chain partners.RFQ for sourcing$1.47OBSOLETERFQ
CAT5111ZI-00Digital PotentiometersThe CAT5111ZI-00 is a digital potentiometer manufactured by Rochester Electronics. Technical highlights include 2.5V ~ 6V supply voltage and ±20% accuracy; design review should confirm ADC or DAC signal-chain requirements, channel count, resolution, supply voltage, and operating temperature limits. This Surface Mount component is supplied in a 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) package and is rated for operation across -40°C ~ 85°C. Designed for instrumentation, medical devices, and audio systems applications, the CAT5111ZI-00 is currently in active production through Rochester Electronics's standard distribution channels.8-TSSOP, 8-MSOP (0.118", 3.00mm Width)1,532 In Stock$1.50ACTIVERFQ
CAT5111ZI-10Digital PotentiometersThe CAT5111ZI-10 is a digital potentiometer manufactured by Rochester Electronics. Technical highlights include 2.5V ~ 6V supply voltage and ±20% accuracy; design review should confirm ADC or DAC signal-chain requirements, channel count, resolution, supply voltage, and operating temperature limits. This Surface Mount component is supplied in a 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) package and is rated for operation across -40°C ~ 85°C. Designed for instrumentation, medical devices, and audio systems applications, the CAT5111ZI-10 is currently in active production through Rochester Electronics's standard distribution channels.8-TSSOP, 8-MSOP (0.118", 3.00mm Width)1,662 In Stock$1.28ACTIVERFQ
CAT5111ZI00Digital PotentiometersThe CAT5111ZI00 is a digital potentiometer manufactured by Rochester Electronics. Technical highlights include 2.5V ~ 6V supply voltage and ±20% accuracy; design review should confirm ADC or DAC signal-chain requirements, channel count, resolution, supply voltage, and operating temperature limits. This Surface Mount component is supplied in a 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) package and is rated for operation across -40°C ~ 85°C. Designed for instrumentation, medical devices, and audio systems applications, the CAT5111ZI00 is currently in active production through Rochester Electronics's standard distribution channels.8-TSSOP, 8-MSOP (0.118", 3.00mm Width)2,351 In Stock$3.26ACTIVERFQ
CAT5111ZI10Digital PotentiometersThe CAT5111ZI10 is a digital potentiometer manufactured by Rochester Electronics. Technical highlights include 2.5V ~ 6V supply voltage and ±20% accuracy; design review should confirm ADC or DAC signal-chain requirements, channel count, resolution, supply voltage, and operating temperature limits. This Surface Mount component is supplied in a 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) package and is rated for operation across -40°C ~ 85°C. Designed for instrumentation, medical devices, and audio systems applications, the CAT5111ZI10 is no longer produced by Rochester Electronics; FPGACenter maintains verified stock sourced through certified supply chain partners.8-TSSOP, 8-MSOP (0.118", 3.00mm Width)RFQ for sourcing$12.41OBSOLETERFQ
CAT5111ZI50Digital PotentiometersThe CAT5111ZI50 is a digital potentiometer manufactured by Rochester Electronics. Technical highlights include 2.5V ~ 6V supply voltage and ±20% accuracy; design review should confirm ADC or DAC signal-chain requirements, channel count, resolution, supply voltage, and operating temperature limits. This Surface Mount component is supplied in a 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) package and is rated for operation across -40°C ~ 85°C. Designed for instrumentation, medical devices, and audio systems applications, the CAT5111ZI50 is currently in active production through Rochester Electronics's standard distribution channels.8-TSSOP, 8-MSOP (0.118", 3.00mm Width)9,731 In Stock$1.41ACTIVERFQ
CAT5112LI-00Digital PotentiometersThe CAT5112LI-00 is a digital potentiometer manufactured by Rochester Electronics. Technical highlights include 2.5V ~ 6V supply voltage and ±20% accuracy; design review should confirm ADC or DAC signal-chain requirements, channel count, resolution, supply voltage, and operating temperature limits. This Through Hole component is supplied in a 8-DIP (0.300", 7.62mm) package and is rated for operation across -40°C ~ 85°C. Designed for instrumentation, medical devices, and audio systems applications, the CAT5112LI-00 is currently in active production through Rochester Electronics's standard distribution channels.8-DIP (0.300", 7.62mm)1,528 In Stock$11.85ACTIVERFQ
CAT5112LI-00-GDigital PotentiometersThe CAT5112LI-00-G is a digital potentiometer manufactured by Rochester Electronics. Technical highlights include 2.5V ~ 6V supply voltage; design review should confirm ADC or DAC signal-chain requirements, channel count, resolution, supply voltage, and operating temperature limits. This Through Hole component is supplied in a 8-DIP (0.300", 7.62mm) package and is rated for operation across -40°C ~ 85°C. Designed for instrumentation, medical devices, and audio systems applications, the CAT5112LI-00-G is no longer produced by Rochester Electronics; FPGACenter maintains verified stock sourced through certified supply chain partners.8-DIP (0.300", 7.62mm)RFQ for sourcing$1.56OBSOLETERFQ
CAT5112LI-10-GDigital PotentiometersThe CAT5112LI-10-G is a digital potentiometer manufactured by Rochester Electronics. Technical highlights include 2.5V ~ 6V supply voltage; design review should confirm ADC or DAC signal-chain requirements, channel count, resolution, supply voltage, and operating temperature limits. This Through Hole component is supplied in a 8-DIP (0.300", 7.62mm) package and is rated for operation across -40°C ~ 85°C. Designed for instrumentation, medical devices, and audio systems applications, the CAT5112LI-10-G is no longer produced by Rochester Electronics; FPGACenter maintains verified stock sourced through certified supply chain partners.8-DIP (0.300", 7.62mm)RFQ for sourcing$0.6063OBSOLETERFQ
CAT5112LI-50Digital PotentiometersThe CAT5112LI-50 is a digital potentiometer manufactured by Rochester Electronics. Technical highlights include 2.5V ~ 6V supply voltage and ±20% accuracy; design review should confirm ADC or DAC signal-chain requirements, channel count, resolution, supply voltage, and operating temperature limits. This Through Hole component is supplied in a 8-DIP (0.300", 7.62mm) package and is rated for operation across -40°C ~ 85°C. Designed for instrumentation, medical devices, and audio systems applications, the CAT5112LI-50 is currently in active production through Rochester Electronics's standard distribution channels.8-DIP (0.300", 7.62mm)3,069 In Stock$1.44ACTIVERFQ
CAT5112LI-50-GDigital PotentiometersThe CAT5112LI-50-G is a digital potentiometer manufactured by Rochester Electronics. Technical highlights include 2.5V ~ 6V supply voltage; design review should confirm ADC or DAC signal-chain requirements, channel count, resolution, supply voltage, and operating temperature limits. This Through Hole component is supplied in a 8-DIP (0.300", 7.62mm) package and is rated for operation across -40°C ~ 85°C. Designed for instrumentation, medical devices, and audio systems applications, the CAT5112LI-50-G is no longer produced by Rochester Electronics; FPGACenter maintains verified stock sourced through certified supply chain partners.8-DIP (0.300", 7.62mm)RFQ for sourcing$1.44OBSOLETERFQ

Frequently Asked Questions

Where can I buy Rochester Electronics electronic components?

FPGACenter lists 106,490 Rochester Electronics part numbers with 75,392 currently in stock. Submit an RFQ for availability, lead time, and pricing.

Can I still get obsolete Rochester Electronics parts?

Yes. FPGACenter specializes in sourcing hard-to-find and obsolete components. We have 30,906 end-of-life/obsolete Rochester Electronics part numbers in our database, many available from verified stock or through our global sourcing network.

What types of Rochester Electronics products does FPGACenter carry?

We list Rochester Electronics products across 101 categories including End-of-Life Semiconductors, Obsolete Components, Licensed Manufacturing, Long-Term Supply. Browse our full catalog or contact our sourcing team for any specific Rochester Electronics part number.

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