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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
HC5523IMTelecom ICsThe HC5523IM 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 HC5523IM is no longer produced by Rochester Electronics; FPGACenter maintains verified stock sourced through certified supply chain partners.RFQ for sourcing$3.83OBSOLETERFQ
HC5523IMR4722Telecom ICsThe HC5523IMR4722 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 HC5523IMR4722 is currently in active production through Rochester Electronics's standard distribution channels.4,500 In Stock$3.83ACTIVERFQ
HC5523IMX6176CTelecom ICsThe HC5523IMX6176C 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 HC5523IMX6176C is currently in active production through Rochester Electronics's standard distribution channels.9,909 In Stock$2.95ACTIVERFQ
HC55261PTelecom ICsThe HC55261P 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 HC55261P is currently in active production through Rochester Electronics's standard distribution channels.1,619 In Stock$4.95ACTIVERFQ
HC5526CMTelecom ICsThe HC5526CM is a specialized telecom IC manufactured by Rochester Electronics. Technical highlights include 4.75V ~ 5.25V supply voltage and 0°C ~ 70°C operating temperature; design review should confirm SPI, I2C, UART, CAN bus, USB, or Ethernet interface requirements, signal integrity, package fit, and operating temperature limits. This Surface Mount component is supplied in a 28-LCC (J-Lead) package and is rated for operation across 0°C ~ 70°C. Designed for industrial automation, consumer electronics, and telecommunications infrastructure applications, the HC5526CM is no longer produced by Rochester Electronics; FPGACenter maintains verified stock sourced through certified supply chain partners.28-LCC (J-Lead)RFQ for sourcing$2.92OBSOLETERFQ
HC5526CPTelecom ICsThe HC5526CP is a specialized telecom IC manufactured by Rochester Electronics. Key technical specifications include 4.75V ~ 5.25V supply voltage, 0°C ~ 70°C operating temperature, and 2-Wire, 4-Wire interface; design review should also confirm SPI, I2C, UART, CAN bus, USB, or Ethernet interface requirements, signal integrity, and package fit. This Through Hole component is supplied in a 22-DIP (0.400", 10.16mm) package and is rated for operation across 0°C ~ 70°C. Designed for industrial automation, consumer electronics, and telecommunications infrastructure applications, the HC5526CP is no longer produced by Rochester Electronics; FPGACenter maintains verified stock sourced through certified supply chain partners.22-DIP (0.400", 10.16mm)RFQ for sourcing$3.57OBSOLETERFQ
HC5526IMTelecom ICsThe HC5526IM is a specialized telecom IC manufactured by Rochester Electronics. Key technical specifications include ±4.75V ~ 5.25V supply voltage, -40°C ~ 85°C operating temperature, and 2-Wire, 4-Wire interface; design review should also confirm SPI, I2C, UART, CAN bus, USB, or Ethernet interface requirements, signal integrity, and package fit. This Surface Mount component is supplied in a 28-LCC (J-Lead) package and is rated for operation across -40°C ~ 85°C. Designed for industrial automation, consumer electronics, and telecommunications infrastructure applications, the HC5526IM is no longer produced by Rochester Electronics; FPGACenter maintains verified stock sourced through certified supply chain partners.28-LCC (J-Lead)RFQ for sourcing$3.34OBSOLETERFQ
HC5526IPTelecom ICsThe HC5526IP is a specialized telecom IC manufactured by Rochester Electronics. Key technical specifications include ±4.75V ~ 5.25V supply voltage, -40°C ~ 85°C operating temperature, and 2-Wire, 4-Wire interface; design review should also confirm SPI, I2C, UART, CAN bus, USB, or Ethernet interface requirements, signal integrity, and package fit. This Through Hole component is supplied in a 22-DIP (0.400", 10.16mm) package and is rated for operation across -40°C ~ 85°C. Designed for industrial automation, consumer electronics, and telecommunications infrastructure applications, the HC5526IP is no longer produced by Rochester Electronics; FPGACenter maintains verified stock sourced through certified supply chain partners.22-DIP (0.400", 10.16mm)RFQ for sourcing$3.34OBSOLETERFQ
HC5547CMS2584Telecom ICsThe HC5547CMS2584 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 HC5547CMS2584 is currently in active production through Rochester Electronics's standard distribution channels.43,296 In Stock$3.61ACTIVERFQ
HC6094INTelecom ICsThe HC6094IN is a specialized telecom IC manufactured by Rochester Electronics. Key technical specifications include ±4.75V ~ 5.25V supply voltage, -40°C ~ 85°C operating temperature, and ADSL interface; design review should also confirm SPI, I2C, UART, CAN bus, USB, or Ethernet interface requirements, signal integrity, and package fit. This Surface Mount component is supplied in a 44-QFP package and is rated for operation across -40°C ~ 85°C. Designed for industrial automation, consumer electronics, and telecommunications infrastructure applications, the HC6094IN is no longer produced by Rochester Electronics; FPGACenter maintains verified stock sourced through certified supply chain partners.44-QFPRFQ for sourcing$12.50OBSOLETERFQ
HC9P-5509B-9Telecom ICsThe HC9P-5509B-9 is a specialized telecom IC manufactured by Rochester Electronics. Key technical specifications include -42V ~ -58V, 4.75V ~ 5.25V supply voltage, -40°C ~ 85°C operating temperature, and 2-Wire, 4-Wire interface; design review should also confirm SPI, I2C, UART, CAN bus, USB, or Ethernet interface requirements, signal integrity, and package fit. This Surface Mount component is supplied in a 28-SOIC (0.295", 7.50mm Width) package and is rated for operation across -40°C ~ 85°C. Designed for industrial automation, consumer electronics, and telecommunications infrastructure applications, the HC9P-5509B-9 is no longer produced by Rochester Electronics; FPGACenter maintains verified stock sourced through certified supply chain partners.28-SOIC (0.295", 7.50mm Width)RFQ for sourcing$4.34OBSOLETERFQ
HC9P5502B-9Telecom ICsThe HC9P5502B-9 is a specialized telecom IC manufactured by Rochester Electronics. Key technical specifications include -42V ~ -58V, 4.75V ~ 5.25V, 10.8V ~ 13.2V supply voltage, -40°C ~ 85°C operating temperature, and 2-Wire, 4-Wire interface; design review should also confirm SPI, I2C, UART, CAN bus, USB, or Ethernet interface requirements, signal integrity, and package fit. This Surface Mount component is supplied in a 24-SOIC (0.295", 7.50mm Width) package and is rated for operation across -40°C ~ 85°C. Designed for industrial automation, consumer electronics, and telecommunications infrastructure applications, the HC9P5502B-9 is no longer produced by Rochester Electronics; FPGACenter maintains verified stock sourced through certified supply chain partners.24-SOIC (0.295", 7.50mm Width)RFQ for sourcing$2.83OBSOLETERFQ
HC9P5504B-5Telecom ICsThe HC9P5504B-5 is a specialized telecom IC manufactured by Rochester Electronics. Technical highlights include 4.75V ~ 5.25V supply voltage and 0°C ~ 75°C operating temperature; design review should confirm SPI, I2C, UART, CAN bus, USB, or Ethernet interface requirements, signal integrity, package fit, and operating temperature limits. This Surface Mount component is supplied in a 24-SOIC (0.295", 7.50mm Width) package and is rated for operation across 0°C ~ 75°C. Designed for industrial automation, consumer electronics, and telecommunications infrastructure applications, the HC9P5504B-5 is no longer produced by Rochester Electronics; FPGACenter maintains verified stock sourced through certified supply chain partners.24-SOIC (0.295", 7.50mm Width)RFQ for sourcingRFQOBSOLETERFQ
HC9P5504B-5X96Telecom ICsThe HC9P5504B-5X96 is a specialized telecom IC manufactured by Rochester Electronics. Technical highlights include 4.75V ~ 5.25V supply voltage and 0°C ~ 75°C operating temperature; design review should confirm SPI, I2C, UART, CAN bus, USB, or Ethernet interface requirements, signal integrity, package fit, and operating temperature limits. This Surface Mount component is supplied in a 24-SOIC (0.295", 7.50mm Width) package and is rated for operation across 0°C ~ 75°C. Designed for industrial automation, consumer electronics, and telecommunications infrastructure applications, the HC9P5504B-5X96 is no longer produced by Rochester Electronics; FPGACenter maintains verified stock sourced through certified supply chain partners.24-SOIC (0.295", 7.50mm Width)RFQ for sourcing$9.80OBSOLETERFQ
HC9P5509B-5Telecom ICsThe HC9P5509B-5 is a specialized telecom IC manufactured by Rochester Electronics. Key technical specifications include -42V ~ -58V, 4.75V ~ 5.25V supply voltage, 0°C ~ 75°C operating temperature, and 2-Wire, 4-Wire interface; design review should also confirm SPI, I2C, UART, CAN bus, USB, or Ethernet interface requirements, signal integrity, and package fit. This Surface Mount component is supplied in a 28-SOIC (0.295", 7.50mm Width) package and is rated for operation across 0°C ~ 75°C. Designed for industrial automation, consumer electronics, and telecommunications infrastructure applications, the HC9P5509B-5 is no longer produced by Rochester Electronics; FPGACenter maintains verified stock sourced through certified supply chain partners.28-SOIC (0.295", 7.50mm Width)RFQ for sourcing$4.54OBSOLETERFQ
HC9P5509B3999-003Telecom ICsThe HC9P5509B3999-003 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 HC9P5509B3999-003 is currently in active production through Rochester Electronics's standard distribution channels.4,602 In Stock$24.07ACTIVERFQ
HC9P5509BR4738Telecom ICsThe HC9P5509BR4738 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 HC9P5509BR4738 is currently in active production through Rochester Electronics's standard distribution channels.4,752 In Stock$5.42ACTIVERFQ
HC9P5524-5Telecom ICsThe HC9P5524-5 is a specialized telecom IC manufactured by Rochester Electronics. Key technical specifications include -20V ~ -28V, 4.75V ~ 5.25V supply voltage, 0°C ~ 75°C operating temperature, and 2-Wire, 4-Wire interface; design review should also confirm SPI, I2C, UART, CAN bus, USB, or Ethernet interface requirements, signal integrity, and package fit. This Surface Mount component is supplied in a 28-SOIC (0.295", 7.50mm Width) package and is rated for operation across 0°C ~ 75°C. Designed for industrial automation, consumer electronics, and telecommunications infrastructure applications, the HC9P5524-5 is no longer produced by Rochester Electronics; FPGACenter maintains verified stock sourced through certified supply chain partners.28-SOIC (0.295", 7.50mm Width)RFQ for sourcing$6.28OBSOLETERFQ
HC9P5524-5R3054Telecom ICsThe HC9P5524-5R3054 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 HC9P5524-5R3054 is currently in active production through Rochester Electronics's standard distribution channels.5,802 In Stock$3.49ACTIVERFQ
HC9P55564-5Audio CODECsThe HC9P55564-5 is an audio codec IC manufactured by Rochester Electronics. Design review should confirm amplifier gain, bandwidth, ADC or DAC signal-chain fit, 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 industrial automation, consumer electronics, and telecommunications infrastructure applications, the HC9P55564-5 is currently in active production through Rochester Electronics's standard distribution channels.12,367 In Stock$40.72ACTIVERFQ

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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