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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
C2663KV18-450BZISRAMThe C2663KV18-450BZI is an SRAM memory device manufactured by Rochester Electronics. Design review should confirm memory interface timing, SRAM, DRAM, flash, or EEPROM compatibility, supply 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 data center storage, consumer electronics, and automotive infotainment applications, the C2663KV18-450BZI is currently in active production through Rochester Electronics's standard distribution channels.20,326 In Stock$79.22ACTIVERFQ
C293NSE7MMA557Specialized ICsThe C293NSE7MMA557 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 C293NSE7MMA557 is currently in active production through Rochester Electronics's standard distribution channels.2,172 In StockRFQACTIVERFQ
C505CA4EMCABXQMA1Microcontrollers (MCU)The C505CA4EMCABXQMA1 is a microcontroller manufactured by Rochester Electronics. Key technical specifications include 32KB (32K x 8) Flash memory, 1.25K x 8 RAM, 20MHz clock speed, and CANbus, EBI/EMI, UART/USART connectivity; design review should also confirm GPIO, SPI, I2C, UART, ADC peripherals, clock speed, and Flash memory. This Surface Mount component is supplied in a 44-QFP package and is rated for operation across 0°C ~ 70°C (TA). Designed for IoT endpoints, consumer electronics, and industrial automation applications, the C505CA4EMCABXQMA1 is no longer produced by Rochester Electronics; FPGACenter maintains verified stock sourced through certified supply chain partners.44-QFPRFQ for sourcing$7.81OBSOLETERFQ
C505CALMCAFXQMA1Microcontrollers (MCU)The C505CALMCAFXQMA1 is a microcontroller manufactured by Rochester Electronics. Key technical specifications include 1.25K x 8 RAM, 20MHz clock speed, and CANbus, EBI/EMI, UART/USART connectivity; design review should also confirm GPIO, SPI, I2C, UART, ADC peripherals, clock speed, and Flash memory. This Surface Mount component is supplied in a 44-QFP package and is rated for operation across -40°C ~ 85°C (TA). Designed for IoT endpoints, consumer electronics, and industrial automation applications, the C505CALMCAFXQMA1 is no longer produced by Rochester Electronics; FPGACenter maintains verified stock sourced through certified supply chain partners.44-QFPRFQ for sourcing$0.0090OBSOLETERFQ
C509LMDBFXUMA1Microcontrollers (MCU)The C509LMDBFXUMA1 is a microcontroller manufactured by Rochester Electronics. Design review should confirm GPIO, SPI, I2C, UART, ADC peripherals, clock speed, Flash memory, 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 IoT endpoints, consumer electronics, and industrial automation applications, the C509LMDBFXUMA1 is currently in active production through Rochester Electronics's standard distribution channels.1,732 In Stock$5.85ACTIVERFQ
C57401AW883BFIFO MemoryThe C57401AW883B is a memory IC manufactured by Rochester Electronics. Technical highlights include 64 x 4 memory size and 4.5 V ~ 5.5 V supply voltage; design review should confirm memory interface timing, SRAM, DRAM, flash, or EEPROM compatibility, supply voltage, package fit, and operating temperature limits. This Surface Mount component is supplied in a 20-CFlatpack package and is rated for operation across -55°C ~ 125°C. Designed for data center storage, consumer electronics, and automotive infotainment applications, the C57401AW883B is currently in active production through Rochester Electronics's standard distribution channels.20-CFlatpack7,314 In Stock$102.28ACTIVERFQ
C64898AATGeneral Memory ICsThe C64898AAT is a memory IC manufactured by Rochester Electronics. Design review should confirm memory interface timing, SRAM, DRAM, flash, or EEPROM compatibility, supply 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 data center storage, consumer electronics, and automotive infotainment applications, the C64898AAT is currently in active production through Rochester Electronics's standard distribution channels.30,457 In Stock$0.4410ACTIVERFQ
C67401ANFIFO MemoryThe C67401AN is a memory IC manufactured by Rochester Electronics. Technical highlights include 64 x 4 memory size and 4.75 V ~ 5.25 V supply voltage; design review should confirm memory interface timing, SRAM, DRAM, flash, or EEPROM compatibility, supply voltage, package fit, and operating temperature limits. This Through Hole component is supplied in a 16-DIP package and is rated for operation across 0°C ~ 70°C. Designed for data center storage, consumer electronics, and automotive infotainment applications, the C67401AN is currently in active production through Rochester Electronics's standard distribution channels.16-DIP3,792 In Stock$29.86ACTIVERFQ
C67402ANFIFO MemoryThe C67402AN is a memory IC manufactured by Rochester Electronics. Technical highlights include 64 x 5 memory size and 4.75 V ~ 5.25 V supply voltage; design review should confirm memory interface timing, SRAM, DRAM, flash, or EEPROM compatibility, supply voltage, package fit, and operating temperature limits. This Through Hole component is supplied in a 16-DIP package and is rated for operation across 0°C ~ 70°C. Designed for data center storage, consumer electronics, and automotive infotainment applications, the C67402AN is currently in active production through Rochester Electronics's standard distribution channels.16-DIP3,543 In Stock$44.87ACTIVERFQ
C67402NFIFO MemoryThe C67402N is a memory IC manufactured by Rochester Electronics. Technical highlights include 64 x 5 memory size and 4.75 V ~ 5.25 V supply voltage; design review should confirm memory interface timing, SRAM, DRAM, flash, or EEPROM compatibility, supply voltage, package fit, and operating temperature limits. This Through Hole component is supplied in a 16-DIP package and is rated for operation across 0°C ~ 70°C. Designed for data center storage, consumer electronics, and automotive infotainment applications, the C67402N is currently in active production through Rochester Electronics's standard distribution channels.16-DIP1,775 In Stock$28.68ACTIVERFQ
C75854WHS-USV-LEDrivers, Receivers & TransceiversThe C75854WHS-USV-LE is a transceiver 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 motor control, LED lighting, and display backlight applications, the C75854WHS-USV-LE is currently in active production through Rochester Electronics's standard distribution channels.25,227 In Stock$1.31ACTIVERFQ
C8231AMicrocontrollers (MCU)The C8231A is a microcontroller manufactured by Rochester Electronics. Design review should confirm GPIO, SPI, I2C, UART, ADC peripherals, clock speed, Flash memory, package fit, and operating temperature limits, plus genuine factory-marked silicon, original packaging, and full lot/date code traceability. This standard mount component is supplied in a standard package suitable for both prototyping and production builds. Designed for IoT endpoints, consumer electronics, and industrial automation applications, the C8231A is currently in active production through Rochester Electronics's standard distribution channels.1,264 In Stock$242.08ACTIVERFQ
C8231A UTSpecialized ICsThe C8231A UT 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 C8231A UT is currently in active production through Rochester Electronics's standard distribution channels.3,000 In StockRFQACTIVERFQ
C8231A-8Microcontrollers (MCU)The C8231A-8 is a microcontroller manufactured by Rochester Electronics. Design review should confirm GPIO, SPI, I2C, UART, ADC peripherals, clock speed, Flash memory, package fit, and operating temperature limits, plus genuine factory-marked silicon, original packaging, and full lot/date code traceability. This standard mount component is supplied in a standard package suitable for both prototyping and production builds. Designed for IoT endpoints, consumer electronics, and industrial automation applications, the C8231A-8 is currently in active production through Rochester Electronics's standard distribution channels.1,705 In Stock$1128.68ACTIVERFQ
C8744HSpecialized ICsThe C8744H 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 C8744H is currently in active production through Rochester Electronics's standard distribution channels.1,502 In Stock$329.78ACTIVERFQ
C87F7932BU-T7-HMicrocontrollers (MCU)The C87F7932BU-T7-H is a microcontroller manufactured by Rochester Electronics. Design review should confirm GPIO, SPI, I2C, UART, ADC peripherals, clock speed, Flash memory, package fit, and operating temperature limits, plus genuine factory-marked silicon, original packaging, and full lot/date code traceability. This standard mount component is supplied in a standard package suitable for both prototyping and production builds. Designed for IoT endpoints, consumer electronics, and industrial automation applications, the C87F7932BU-T7-H is currently in active production through Rochester Electronics's standard distribution channels.7,500 In Stock$1.20ACTIVERFQ
CA0124EXOp Amps & Instrumentation AmplifiersThe CA0124EX is an instrumentation amplifier manufactured by Rochester Electronics. Technical highlights include -55°C ~ 125°C operating temperature; design review should confirm amplifier gain, bandwidth, ADC or DAC signal-chain fit, supply voltage, and operating temperature limits. This Through Hole component is supplied in a 14-DIP (0.300", 7.62mm) package and is rated for operation across -55°C ~ 125°C. Designed for audio systems, instrumentation, and medical devices applications, the CA0124EX is currently in active production through Rochester Electronics's standard distribution channels.14-DIP (0.300", 7.62mm)6,954 In Stock$1.23ACTIVERFQ
CA0124M96Op Amps & Instrumentation AmplifiersThe CA0124M96 is an instrumentation amplifier manufactured by Rochester Electronics. Technical highlights include -55°C ~ 125°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 14-SOIC (0.154", 3.90mm Width) package and is rated for operation across -55°C ~ 125°C. Designed for audio systems, instrumentation, and medical devices applications, the CA0124M96 is currently in active production through Rochester Electronics's standard distribution channels.14-SOIC (0.154", 3.90mm Width)15,000 In Stock$0.8203ACTIVERFQ
CA0139AEAnalog ComparatorsThe CA0139AE 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 Through Hole component is supplied in a 14-DIP (0.300", 7.62mm) package and is rated for operation across -55°C ~ 125°C. Designed for instrumentation, medical devices, and audio systems applications, the CA0139AE is currently in active production through Rochester Electronics's standard distribution channels.14-DIP (0.300", 7.62mm)1,608 In Stock$1.70ACTIVERFQ
CA0139FAnalog ComparatorsThe CA0139F 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 Through Hole component is supplied in a 14-DIP (0.300", 7.62mm) package and is rated for operation across -55°C ~ 125°C. Designed for instrumentation, medical devices, and audio systems applications, the CA0139F is currently in active production through Rochester Electronics's standard distribution channels.14-DIP (0.300", 7.62mm)3,576 In Stock$0.9720ACTIVERFQ

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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