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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
54F175DMFlip-FlopsThe 54F175DM is a sequential 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 consumer electronics, industrial control, and telecommunications applications, the 54F175DM is currently in active production through Rochester Electronics's standard distribution channels.40,721 In Stock$0.9000ACTIVERFQ
54F175FMQBFlip-FlopsThe 54F175FMQB is a sequential 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 consumer electronics, industrial control, and telecommunications applications, the 54F175FMQB is currently in active production through Rochester Electronics's standard distribution channels.22,633 In Stock$7.44ACTIVERFQ
54F175LMFlip-FlopsThe 54F175LM is a sequential 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 consumer electronics, industrial control, and telecommunications applications, the 54F175LM is currently in active production through Rochester Electronics's standard distribution channels.1,948 In Stock$5.38ACTIVERFQ
54F181FMQBSpecialty LogicThe 54F181FMQB is a 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 consumer electronics, industrial control, and telecommunications applications, the 54F181FMQB is currently in active production through Rochester Electronics's standard distribution channels.1,527 In Stock$63.66ACTIVERFQ
54F181LM/BBuffers, Drivers, Receivers & TransceiversThe 54F181LM/B 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 54F181LM/B is currently in active production through Rochester Electronics's standard distribution channels.3,006 In Stock$73.48ACTIVERFQ
54F181SDMQBSpecialty LogicThe 54F181SDMQB is a 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 consumer electronics, industrial control, and telecommunications applications, the 54F181SDMQB is currently in active production through Rochester Electronics's standard distribution channels.2,978 In StockRFQACTIVERFQ
54F182DMSpecialty LogicThe 54F182DM is a 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 consumer electronics, industrial control, and telecommunications applications, the 54F182DM is currently in active production through Rochester Electronics's standard distribution channels.7,110 In Stock$4.05ACTIVERFQ
54F182FMQBSpecialty LogicThe 54F182FMQB is a 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 consumer electronics, industrial control, and telecommunications applications, the 54F182FMQB is currently in active production through Rochester Electronics's standard distribution channels.24,109 In Stock$4.27ACTIVERFQ
54F182LMQBSpecialty LogicThe 54F182LMQB is a 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 consumer electronics, industrial control, and telecommunications applications, the 54F182LMQB is currently in active production through Rochester Electronics's standard distribution channels.1,562 In Stock$6.34ACTIVERFQ
54F189DCSRAMThe 54F189DC 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 54F189DC is currently in active production through Rochester Electronics's standard distribution channels.1,738 In Stock$5.32ACTIVERFQ
54F189DLQBSRAMThe 54F189DLQB 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 54F189DLQB is currently in active production through Rochester Electronics's standard distribution channels.8,059 In Stock$5.89ACTIVERFQ
54F189FLQBSRAMThe 54F189FLQB 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 54F189FLQB is currently in active production through Rochester Electronics's standard distribution channels.5,856 In Stock$74.31ACTIVERFQ
54F189LLQBSRAMThe 54F189LLQB 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 54F189LLQB is currently in active production through Rochester Electronics's standard distribution channels.1,951 In Stock$96.94ACTIVERFQ
54F190LMQBCounters & DividersThe 54F190LMQB is a counter/divider 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 consumer electronics, industrial control, and telecommunications applications, the 54F190LMQB is currently in active production through Rochester Electronics's standard distribution channels.1,893 In Stock$7.40ACTIVERFQ
54F191/QEADrivers, Receivers & TransceiversThe 54F191/QEA 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 54F191/QEA is currently in active production through Rochester Electronics's standard distribution channels.4,110 In Stock$564.30ACTIVERFQ
54F191/QFACounters & DividersThe 54F191/QFA is a counter/divider IC manufactured by Rochester Electronics. Technical highlights include 4.5 V ~ 5.5 V supply voltage and -55°C ~ 125°C (TA) 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 16-CFlatPack package and is rated for operation across -55°C ~ 125°C (TA). Designed for consumer electronics, industrial control, and telecommunications applications, the 54F191/QFA is no longer produced by Rochester Electronics; FPGACenter maintains verified stock sourced through certified supply chain partners.16-CFlatPackRFQ for sourcing$694.60OBSOLETERFQ
54F192DMCounters & DividersThe 54F192DM is a counter/divider 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 consumer electronics, industrial control, and telecommunications applications, the 54F192DM is currently in active production through Rochester Electronics's standard distribution channels.1,621 In Stock$4.76ACTIVERFQ
54F192DMQBCounters & DividersThe 54F192DMQB is a counter/divider 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 consumer electronics, industrial control, and telecommunications applications, the 54F192DMQB is currently in active production through Rochester Electronics's standard distribution channels.1,749 In Stock$5.50ACTIVERFQ
54F193/BEADrivers, Receivers & TransceiversThe 54F193/BEA 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 54F193/BEA is currently in active production through Rochester Electronics's standard distribution channels.5,484 In Stock$190.14ACTIVERFQ
54F193FMQBCounters & DividersThe 54F193FMQB is a counter/divider 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 consumer electronics, industrial control, and telecommunications applications, the 54F193FMQB is currently in active production through Rochester Electronics's standard distribution channels.43,487 In Stock$0.9000ACTIVERFQ

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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