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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
R5F56318DGFP#V0Microcontrollers (MCU)The R5F56318DGFP#V0 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 R5F56318DGFP#V0 is currently in active production through Rochester Electronics's standard distribution channels.1,511 In Stock$73.20ACTIVERFQ
R5F5631NDDFL#V0Microcontrollers (MCU)The R5F5631NDDFL#V0 is a microcontroller manufactured by Rochester Electronics. Key technical specifications include 384KB (384K x 8) Flash memory, 64K x 8 RAM, 32K x 8 EEPROM, 100MHz clock speed, and CANbus, I²C, LINbus, SCI, SPI, USB 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 48-LQFP package and is rated for operation across -40°C ~ 85°C (TA). Designed for IoT endpoints, consumer electronics, and industrial automation applications, the R5F5631NDDFL#V0 is no longer produced by Rochester Electronics; FPGACenter maintains verified stock sourced through certified supply chain partners.48-LQFPRFQ for sourcing$3.60OBSOLETERFQ
R5F5631WDDFB#V0Microcontrollers (MCU)The R5F5631WDDFB#V0 is a microcontroller manufactured by Rochester Electronics. Key technical specifications include 1MB (1M x 8) Flash memory, 192K x 8 RAM, 32K x 8 EEPROM, 100MHz clock speed, and CANbus, EBI/EMI, I²C, LINbus, SCI, SPI, USB 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 144-LQFP package and is rated for operation across -40°C ~ 85°C (TA). Designed for IoT endpoints, consumer electronics, and industrial automation applications, the R5F5631WDDFB#V0 is currently in active production through Rochester Electronics's standard distribution channels.144-LQFP7,733 In Stock$6.12ACTIVERFQ
R5F563NECDFB#V0Microcontrollers (MCU)The R5F563NECDFB#V0 is a microcontroller manufactured by Rochester Electronics. Key technical specifications include 2MB (2M x 8) Flash memory, 128K x 8 RAM, 32K x 8 EEPROM, 100MHz clock speed, and CANbus, EBI/EMI, Ethernet, I²C, LINbus, SCI, SPI, USB 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 144-LQFP package and is rated for operation across -40°C ~ 85°C (TA). Designed for IoT endpoints, consumer electronics, and industrial automation applications, the R5F563NECDFB#V0 is currently in active production through Rochester Electronics's standard distribution channels.144-LQFP37,019 In Stock$7.54ACTIVERFQ
R5F563NYDDFC#V0Microcontrollers (MCU)The R5F563NYDDFC#V0 is a microcontroller manufactured by Rochester Electronics. Key technical specifications include 1MB (1M x 8) Flash memory, 256K x 8 RAM, 32K x 8 EEPROM, 100MHz clock speed, and CANbus, EBI/EMI, Ethernet, I²C, LINbus, SCI, SPI, USB 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 176-LQFP package and is rated for operation across -40°C ~ 85°C (TA). Designed for IoT endpoints, consumer electronics, and industrial automation applications, the R5F563NYDDFC#V0 is currently in active production through Rochester Electronics's standard distribution channels.176-LQFP33,690 In Stock$0.9000ACTIVERFQ
R5F565N9ADFP#YK1Microcontrollers (MCU)The R5F565N9ADFP#YK1 is a microcontroller manufactured by Rochester Electronics. Key technical specifications include 1MB (1M x 8) Flash memory, 256K x 8 RAM, 120MHz clock speed, and CANbus, EBI/EMI, Ethernet, I²C, LINbus, MMC/SD, QSPI, SCI, SPI, UART/USART, USB 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 100-LQFP package and is rated for operation across -40°C ~ 85°C (TA). Designed for IoT endpoints, consumer electronics, and industrial automation applications, the R5F565N9ADFP#YK1 is no longer produced by Rochester Electronics; FPGACenter maintains verified stock sourced through certified supply chain partners.100-LQFPRFQ for sourcingRFQOBSOLETERFQ
R5F565N9ADLJ#20Microcontrollers (MCU)The R5F565N9ADLJ#20 is a microcontroller manufactured by Rochester Electronics. Key technical specifications include 1MB (1M x 8) Flash memory, 256K x 8 RAM, 120MHz clock speed, and CANbus, EBI/EMI, Ethernet, I²C, LINbus, MMC/SD, QSPI, SCI, SPI, UART/USART, USB 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 100-TFLGA package and is rated for operation across -40°C ~ 85°C (TA). Designed for IoT endpoints, consumer electronics, and industrial automation applications, the R5F565N9ADLJ#20 is currently in active production through Rochester Electronics's standard distribution channels.100-TFLGA1,916 In Stock$9.38ACTIVERFQ
R5F565N9ADLK#20Microcontrollers (MCU)The R5F565N9ADLK#20 is a microcontroller manufactured by Rochester Electronics. Key technical specifications include 1MB (1M x 8) Flash memory, 256K x 8 RAM, 120MHz clock speed, and CANbus, EBI/EMI, Ethernet, I²C, LINbus, MMC/SD, QSPI, SCI, SPI, UART/USART, USB 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 145-TFLGA package and is rated for operation across -40°C ~ 85°C (TA). Designed for IoT endpoints, consumer electronics, and industrial automation applications, the R5F565N9ADLK#20 is currently in active production through Rochester Electronics's standard distribution channels.145-TFLGA53,654 In Stock$3.69ACTIVERFQ
R5F571MLCDFP#V0Microcontrollers (MCU)The R5F571MLCDFP#V0 is a microcontroller manufactured by Rochester Electronics. Key technical specifications include 4MB (4M x 8) Flash memory, 512K x 8 RAM, 64K x 8 EEPROM, and 240MHz clock speed; design review should also confirm GPIO, SPI, I2C, UART, ADC peripherals, clock speed, and Flash memory. This Surface Mount component is supplied in a 100-LQFP package and is rated for operation across -40°C ~ 85°C (TA). Designed for IoT endpoints, consumer electronics, and industrial automation applications, the R5F571MLCDFP#V0 is no longer produced by Rochester Electronics; FPGACenter maintains verified stock sourced through certified supply chain partners.100-LQFPRFQ for sourcing$29.88OBSOLETERFQ
R5F61668MD50FPVMicrocontrollers (MCU)The R5F61668MD50FPV 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 R5F61668MD50FPV is currently in active production through Rochester Electronics's standard distribution channels.2,134 In Stock$58.36ACTIVERFQ
R5F64185PFB#UBMicrocontrollers (MCU)The R5F64185PFB#UB is a microcontroller manufactured by Rochester Electronics. Key technical specifications include 384KB (384K x 8) Flash memory, 40K x 8 RAM, 8K x 8 EEPROM, 50MHz clock speed, and CANbus, EBI/EMI, I²C, IEBus, 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 100-LQFP package and is rated for operation across -40°C ~ 85°C (TA). Designed for IoT endpoints, consumer electronics, and industrial automation applications, the R5F64185PFB#UB is no longer produced by Rochester Electronics; FPGACenter maintains verified stock sourced through certified supply chain partners.100-LQFPRFQ for sourcing$5.04OBSOLETERFQ
R5F64201JFB#X0Microcontrollers (MCU)The R5F64201JFB#X0 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 R5F64201JFB#X0 is currently in active production through Rochester Electronics's standard distribution channels.6,000 In Stock$96.35ACTIVERFQ
R5F64213JFB#U0Microcontrollers (MCU)The R5F64213JFB#U0 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 R5F64213JFB#U0 is currently in active production through Rochester Electronics's standard distribution channels.26,117 In Stock$6.57ACTIVERFQ
R5F64213KFB#U0Microcontrollers (MCU)The R5F64213KFB#U0 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 R5F64213KFB#U0 is currently in active production through Rochester Electronics's standard distribution channels.4,782 In Stock$112.76ACTIVERFQ
R5F64610KFP#U0Microcontrollers (MCU)The R5F64610KFP#U0 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 R5F64610KFP#U0 is currently in active production through Rochester Electronics's standard distribution channels.2,688 In StockRFQACTIVERFQ
R5F72544RDKBGVMicrocontrollers (MCU)The R5F72544RDKBGV 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 R5F72544RDKBGV is currently in active production through Rochester Electronics's standard distribution channels.45,909 In Stock$0.9000ACTIVERFQ
R5F72544RKBGMicrocontrollers (MCU)The R5F72544RKBG 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 R5F72544RKBG is currently in active production through Rochester Electronics's standard distribution channels.1,527 In Stock$73.71ACTIVERFQ
R5G0C343DB#U0Microcontrollers (MCU)The R5G0C343DB#U0 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 R5G0C343DB#U0 is currently in active production through Rochester Electronics's standard distribution channels.13,322 In Stock$0.0090ACTIVERFQ
R5G0C404DB#U0Specialized ICsThe R5G0C404DB#U0 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 R5G0C404DB#U0 is currently in active production through Rochester Electronics's standard distribution channels.3,390 In Stock$0.9000ACTIVERFQ
R5S72050W200BGMicrocontrollers (MCU)The R5S72050W200BG 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 R5S72050W200BG is currently in active production through Rochester Electronics's standard distribution channels.1,739 In Stock$26.64ACTIVERFQ

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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