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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

✅ Why Source Rochester Electronics from FPGACenter

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
NCP81236AMNTXGDC-DC Switching ControllersThe NCP81236AMNTXG is a DC-DC switching controller manufactured by Rochester Electronics. Design review should confirm input voltage, output voltage, load current, LDO, buck, boost, or MOSFET topology when applicable, and thermal 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 battery-powered devices, portable electronics, and industrial sensors applications, the NCP81236AMNTXG is currently in active production through Rochester Electronics's standard distribution channels.21,000 In Stock$0.4095ACTIVERFQ
NCP81253BMNTBGGate DriversThe NCP81253BMNTBG is a combinational logic IC manufactured by Rochester Electronics. Design review should confirm logic family, I/O voltage, propagation delay, package fit, 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 motor control, LED lighting, and display backlight applications, the NCP81253BMNTBG is currently in active production through Rochester Electronics's standard distribution channels.17,266 In Stock$0.5364ACTIVERFQ
NCP81272MNTXGDC-DC Switching ControllersThe NCP81272MNTXG is a DC-DC switching controller manufactured by Rochester Electronics. Design review should confirm input voltage, output voltage, load current, LDO, buck, boost, or MOSFET topology when applicable, and thermal 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 battery-powered devices, portable electronics, and industrial sensors applications, the NCP81272MNTXG is currently in active production through Rochester Electronics's standard distribution channels.6,519 In Stock$1.37ACTIVERFQ
NCP81272TMNTXGDC-DC Switching ControllersThe NCP81272TMNTXG is a DC-DC switching controller manufactured by Rochester Electronics. Design review should confirm input voltage, output voltage, load current, LDO, buck, boost, or MOSFET topology when applicable, and thermal 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 battery-powered devices, portable electronics, and industrial sensors applications, the NCP81272TMNTXG is currently in active production through Rochester Electronics's standard distribution channels.5,607 In Stock$0.5528ACTIVERFQ
NCP81273MNTXGSpecialized ICsThe NCP81273MNTXG is a specialized telecom IC manufactured by Rochester Electronics. Design review should confirm SPI, I2C, UART, CAN bus, USB, or Ethernet interface requirements, signal integrity, package fit, 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 industrial automation, consumer electronics, and telecommunications infrastructure applications, the NCP81273MNTXG is currently in active production through Rochester Electronics's standard distribution channels.9,600 In Stock$0.4875ACTIVERFQ
NCP81382MNTXGGate DriversThe NCP81382MNTXG is a combinational logic IC manufactured by Rochester Electronics. Technical highlights include 4.5V ~ 5.5V supply voltage and -40°C ~ 150°C (TJ) operating temperature; design review should confirm logic family, I/O voltage, propagation delay, package fit, and operating temperature limits. This Surface Mount component is supplied in a 36-TFQFN Exposed Pad package and is rated for operation across -40°C ~ 150°C (TJ). Designed for motor control, LED lighting, and display backlight applications, the NCP81382MNTXG is currently in active production through Rochester Electronics's standard distribution channels.36-TFQFN Exposed Pad24,574 In Stock$1.46ACTIVERFQ
NCPLSN48T1Supervisors & Reset ICsThe NCPLSN48T1 is a voltage supervisor manufactured by Rochester Electronics. Design review should confirm input voltage, output voltage, voltage threshold, LDO or supervisor behavior when applicable, and thermal 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 automotive electronics, industrial automation, and telecommunications equipment applications, the NCPLSN48T1 is currently in active production through Rochester Electronics's standard distribution channels.2,576 In StockRFQACTIVERFQ
NCR401T215LED DriversThe NCR401T215 is an LED driver IC manufactured by Rochester Electronics. Design review should confirm drive current, MOSFET or LED load compatibility, input voltage, package fit, 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 motor control, LED lighting, and display backlight applications, the NCR401T215 is currently in active production through Rochester Electronics's standard distribution channels.1,604 In StockRFQACTIVERFQ
NCR401U,115Specialized ICsThe NCR401U,115 is a specialized telecom IC manufactured by Rochester Electronics. Design review should confirm SPI, I2C, UART, CAN bus, USB, or Ethernet interface requirements, signal integrity, package fit, 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 industrial automation, consumer electronics, and telecommunications infrastructure applications, the NCR401U,115 is currently in active production through Rochester Electronics's standard distribution channels.599 In StockRFQACTIVERFQ
NCR401U115LED DriversThe NCR401U115 is an LED driver IC manufactured by Rochester Electronics. Design review should confirm drive current, MOSFET or LED load compatibility, input voltage, package fit, 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 motor control, LED lighting, and display backlight applications, the NCR401U115 is currently in active production through Rochester Electronics's standard distribution channels.1,356 In StockRFQACTIVERFQ
NCR402T215LED DriversThe NCR402T215 is an LED driver IC manufactured by Rochester Electronics. Design review should confirm drive current, MOSFET or LED load compatibility, input voltage, package fit, 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 motor control, LED lighting, and display backlight applications, the NCR402T215 is currently in active production through Rochester Electronics's standard distribution channels.41,904 In Stock$0.0675ACTIVERFQ
NCR402ULED DriversThe NCR402U is an LED driver IC manufactured by Rochester Electronics. Design review should confirm drive current, MOSFET or LED load compatibility, input voltage, package fit, 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 motor control, LED lighting, and display backlight applications, the NCR402U is currently in active production through Rochester Electronics's standard distribution channels.1,529 In Stock$0.8469ACTIVERFQ
NCR402U115LED DriversThe NCR402U115 is an LED driver IC manufactured by Rochester Electronics. Design review should confirm drive current, MOSFET or LED load compatibility, input voltage, package fit, 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 motor control, LED lighting, and display backlight applications, the NCR402U115 is currently in active production through Rochester Electronics's standard distribution channels.665 In StockRFQACTIVERFQ
NCR402U125LED DriversThe NCR402U125 is an LED driver IC manufactured by Rochester Electronics. Design review should confirm drive current, MOSFET or LED load compatibility, input voltage, package fit, 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 motor control, LED lighting, and display backlight applications, the NCR402U125 is currently in active production through Rochester Electronics's standard distribution channels.922 In StockRFQACTIVERFQ
NCR405U115Specialized ICsThe NCR405U115 is a specialized telecom IC manufactured by Rochester Electronics. Design review should confirm SPI, I2C, UART, CAN bus, USB, or Ethernet interface requirements, signal integrity, package fit, 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 industrial automation, consumer electronics, and telecommunications infrastructure applications, the NCR405U115 is currently in active production through Rochester Electronics's standard distribution channels.14,208 In Stock$0.0945ACTIVERFQ
NCS210SQT2GOp Amps & Instrumentation AmplifiersThe NCS210SQT2G is an instrumentation amplifier manufactured by Rochester Electronics. Technical highlights include -40°C ~ 125°C (TA) operating temperature; design review should confirm amplifier gain, bandwidth, ADC or DAC signal-chain fit, supply voltage, and operating temperature limits. This Surface Mount component is supplied in a 6-TSSOP, SC-88, SOT-363 package and is rated for operation across -40°C ~ 125°C (TA). Designed for audio systems, instrumentation, and medical devices applications, the NCS210SQT2G is no longer produced by Rochester Electronics; FPGACenter maintains verified stock sourced through certified supply chain partners.6-TSSOP, SC-88, SOT-363RFQ for sourcing$0.7610OBSOLETERFQ
NCS2201SN1T1GLogic ComparatorsThe NCS2201SN1T1G is an analog comparator 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 consumer electronics, industrial control, and telecommunications applications, the NCS2201SN1T1G is currently in active production through Rochester Electronics's standard distribution channels.18,000 In Stock$0.2048ACTIVERFQ
NCS2250SN2T3GAnalog ComparatorsThe NCS2250SN2T3G is an analog comparator 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 NCS2250SN2T3G is currently in active production through Rochester Electronics's standard distribution channels.1,800 In Stock$2.02ACTIVERFQ
NCS2502DGOp Amps & Instrumentation AmplifiersThe NCS2502DG is an instrumentation amplifier manufactured by Rochester Electronics. Technical highlights include -40°C ~ 85°C operating temperature; design review should confirm amplifier gain, bandwidth, ADC or DAC signal-chain fit, 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 audio systems, instrumentation, and medical devices applications, the NCS2502DG is no longer produced by Rochester Electronics; FPGACenter maintains verified stock sourced through certified supply chain partners.8-SOIC (0.154", 3.90mm Width)RFQ for sourcing$0.8483OBSOLETERFQ
NCS2530DTBGOp Amps & Instrumentation AmplifiersThe NCS2530DTBG is an instrumentation amplifier manufactured by Rochester Electronics. Technical highlights include -40°C ~ 85°C operating temperature; design review should confirm amplifier gain, bandwidth, ADC or DAC signal-chain fit, supply voltage, and operating temperature limits. This Surface Mount component is supplied in a 16-TSSOP (0.173", 4.40mm Width) package and is rated for operation across -40°C ~ 85°C. Designed for audio systems, instrumentation, and medical devices applications, the NCS2530DTBG is no longer produced by Rochester Electronics; FPGACenter maintains verified stock sourced through certified supply chain partners.16-TSSOP (0.173", 4.40mm Width)RFQ for sourcing$1.19OBSOLETERFQ

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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