Hard-to-find, EOL, and shortage parts24h target RFQ responseInspection, traceability, and alternate sourcing
R

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.

✓ Originality review✓ No Minimum Order✓ Quality Inspection✓ Global Shipping

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

Page 4201 of 5325
Part NumberCategoryDescriptionPackageStockPriceStatus
PCA21125T/Q900/1118Specialized ICsThe PCA21125T/Q900/1118 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 PCA21125T/Q900/1118 is currently in active production through Rochester Electronics's standard distribution channels.1,946 In StockRFQACTIVERFQ
PCA2129T/Q900/2Specialized ICsThe PCA2129T/Q900/2 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 PCA2129T/Q900/2 is currently in active production through Rochester Electronics's standard distribution channels.36,420 In Stock$39.86ACTIVERFQ
PCA2129T/Q900/2,518Programmable Timers & OscillatorsThe PCA2129T/Q900/2,518 is a clock/timing IC manufactured by Rochester Electronics. Design review should confirm clock frequency, PLL configuration, jitter budget, output type, 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 PCA2129T/Q900/2,518 is currently in active production through Rochester Electronics's standard distribution channels.37,770 In Stock$0.9000ACTIVERFQ
PCA24S08ADSpecialized ICsThe PCA24S08AD 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 PCA24S08AD is currently in active production through Rochester Electronics's standard distribution channels.12,792 In Stock$0.4280ACTIVERFQ
PCA24S08AD,112EEPROMThe PCA24S08AD,112 is an EEPROM memory IC manufactured by Rochester Electronics. Key technical specifications include 8Kb (1K x 8) memory size, 2.5V ~ 3.6V supply voltage, and Non-Volatile memory type; design review should also confirm memory interface timing, SRAM, DRAM, flash, or EEPROM compatibility, and supply voltage. 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 (TA). Designed for data center storage, consumer electronics, and automotive infotainment applications, the PCA24S08AD,112 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$0.6420OBSOLETERFQ
PCA82C250T/YM,112Drivers, Receivers & TransceiversThe PCA82C250T/YM,112 is a transceiver IC manufactured by Rochester Electronics. Technical highlights include 4.5V ~ 5.5V supply voltage and -40°C ~ 125°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 8-SOIC (0.154", 3.90mm Width) package and is rated for operation across -40°C ~ 125°C. Designed for motor control, LED lighting, and display backlight applications, the PCA82C250T/YM,112 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$1.66OBSOLETERFQ
PCA82C250T/YM115Specialized ICsThe PCA82C250T/YM115 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 PCA82C250T/YM115 is currently in active production through Rochester Electronics's standard distribution channels.1,918 In Stock$4.91ACTIVERFQ
PCA82C251T/YM,112Drivers, Receivers & TransceiversThe PCA82C251T/YM,112 is a transceiver IC manufactured by Rochester Electronics. Technical highlights include 4.5V ~ 5.5V supply voltage and -40°C ~ 125°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 8-SOIC (0.154", 3.90mm Width) package and is rated for operation across -40°C ~ 125°C. Designed for motor control, LED lighting, and display backlight applications, the PCA82C251T/YM,112 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$4.92OBSOLETERFQ
PCA85162T/Q900/1,118Drivers, Receivers & TransceiversThe PCA85162T/Q900/1,118 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 PCA85162T/Q900/1,118 is currently in active production through Rochester Electronics's standard distribution channels.44,173 In Stock$0.8100ACTIVERFQ
PCA85176H/Q900/1518Specialized ICsThe PCA85176H/Q900/1518 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 PCA85176H/Q900/1518 is currently in active production through Rochester Electronics's standard distribution channels.1,151 In StockRFQACTIVERFQ
PCA85176H/Q900/155Specialized ICsThe PCA85176H/Q900/155 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 PCA85176H/Q900/155 is currently in active production through Rochester Electronics's standard distribution channels.691 In StockRFQACTIVERFQ
PCA85262ATT/A118Specialized ICsThe PCA85262ATT/A118 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 PCA85262ATT/A118 is currently in active production through Rochester Electronics's standard distribution channels.1,442 In StockRFQACTIVERFQ
PCA8534AH/Q900/1518Specialized ICsThe PCA8534AH/Q900/1518 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 PCA8534AH/Q900/1518 is currently in active production through Rochester Electronics's standard distribution channels.2,454 In StockRFQACTIVERFQ
PCA8538UG/2DA/Q1033Drivers, Receivers & TransceiversThe PCA8538UG/2DA/Q1033 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 PCA8538UG/2DA/Q1033 is currently in active production through Rochester Electronics's standard distribution channels.41,470 In Stock$1.05ACTIVERFQ
PCA8543AHL/A518Specialized ICsThe PCA8543AHL/A518 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 PCA8543AHL/A518 is currently in active production through Rochester Electronics's standard distribution channels.1,086 In StockRFQACTIVERFQ
PCA8546ATT/A,118Drivers, Receivers & TransceiversThe PCA8546ATT/A,118 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 PCA8546ATT/A,118 is currently in active production through Rochester Electronics's standard distribution channels.8,058 In Stock$0.0533ACTIVERFQ
PCA8547BHT/A518Specialized ICsThe PCA8547BHT/A518 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 PCA8547BHT/A518 is currently in active production through Rochester Electronics's standard distribution channels.882 In StockRFQACTIVERFQ
PCA8550DSignal Switches, MUX & DecodersThe PCA8550D 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 consumer electronics, industrial control, and telecommunications applications, the PCA8550D is currently in active production through Rochester Electronics's standard distribution channels.14,520 In Stock$0.7313ACTIVERFQ
PCA8550D,112Signal Switches, MUX & DecodersThe PCA8550D,112 is a combinational logic IC manufactured by Rochester Electronics. Technical highlights include 3V ~ 3.6V supply voltage and 0°C ~ 70°C 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-SOIC (0.154", 3.90mm Width) package and is rated for operation across 0°C ~ 70°C. Designed for consumer electronics, industrial control, and telecommunications applications, the PCA8550D,112 is no longer produced by Rochester Electronics; FPGACenter maintains verified stock sourced through certified supply chain partners.16-SOIC (0.154", 3.90mm Width)RFQ for sourcing$0.6421OBSOLETERFQ
PCA8550PW,112Signal Switches, MUX & DecodersThe PCA8550PW,112 is a combinational logic IC manufactured by Rochester Electronics. Technical highlights include 3V ~ 3.6V supply voltage and 0°C ~ 70°C 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-TSSOP (0.173", 4.40mm Width) package and is rated for operation across 0°C ~ 70°C. Designed for consumer electronics, industrial control, and telecommunications applications, the PCA8550PW,112 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$0.6421OBSOLETERFQ

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.

Need Rochester Electronics Components?

Submit an RFQ for competitive pricing on any Rochester Electronics part. No minimum order, fast global shipping.

Request QuoteContact Sales
Get Quote