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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
TSB43AB23IPDTEPInterface ControllersThe TSB43AB23IPDTEP is an interface IC manufactured by Rochester Electronics. Key technical specifications include 3V ~ 3.6V supply voltage, -40°C ~ 85°C operating temperature, and PCI interface; design review should also confirm SPI, I2C, UART, CAN bus, USB, or Ethernet interface requirements, signal integrity, and package fit. This standard mount component is supplied in a 128-TQFP package and is rated for operation across -40°C ~ 85°C. Designed for networking equipment, industrial automation, and telecommunications applications, the TSB43AB23IPDTEP is currently in active production through Rochester Electronics's standard distribution channels.128-TQFP3.510 In Stock$16.50ACTIVERFQ
TSB43AB23PDTG4Interface ControllersThe TSB43AB23PDTG4 is an interface IC manufactured by Rochester Electronics. Key technical specifications include 3V ~ 3.6V supply voltage, 0°C ~ 70°C operating temperature, and PCI interface; design review should also confirm SPI, I2C, UART, CAN bus, USB, or Ethernet interface requirements, signal integrity, and package fit. This standard mount component is supplied in a 128-TQFP package and is rated for operation across 0°C ~ 70°C. Designed for networking equipment, industrial automation, and telecommunications applications, the TSB43AB23PDTG4 is currently in active production through Rochester Electronics's standard distribution channels.128-TQFP14.499 In Stock$7.26ACTIVERFQ
TSB43AB23PGEInterface ControllersThe TSB43AB23PGE is an interface IC manufactured by Rochester Electronics. Key technical specifications include 3V ~ 3.6V supply voltage, 0°C ~ 70°C operating temperature, and PCI interface; design review should also confirm SPI, I2C, UART, CAN bus, USB, or Ethernet interface requirements, signal integrity, and package fit. This standard mount component is supplied in a 144-LQFP package and is rated for operation across 0°C ~ 70°C. Designed for networking equipment, industrial automation, and telecommunications applications, the TSB43AB23PGE is currently in active production through Rochester Electronics's standard distribution channels.144-LQFP21.868 In Stock$5.05ACTIVERFQ
TSB43AB23PGEG4Interface ControllersThe TSB43AB23PGEG4 is an interface IC manufactured by Rochester Electronics. Key technical specifications include 3V ~ 3.6V supply voltage, 0°C ~ 70°C operating temperature, and PCI interface; design review should also confirm SPI, I2C, UART, CAN bus, USB, or Ethernet interface requirements, signal integrity, and package fit. This standard mount component is supplied in a 144-LQFP package and is rated for operation across 0°C ~ 70°C. Designed for networking equipment, industrial automation, and telecommunications applications, the TSB43AB23PGEG4 is currently in active production through Rochester Electronics's standard distribution channels.144-LQFP8.925 In Stock$5.05ACTIVERFQ
TSB43CA42PGFInterface ControllersThe TSB43CA42PGF is an interface IC manufactured by Rochester Electronics. Technical highlights include 3.3V supply voltage and Parallel interface; design review should confirm SPI, I2C, UART, CAN bus, USB, or Ethernet interface requirements, signal integrity, package fit, and operating temperature limits. This standard mount component is supplied in a 176-LQFP package suitable for both prototyping and production builds. Designed for networking equipment, industrial automation, and telecommunications applications, the TSB43CA42PGF is no longer produced by Rochester Electronics; FPGACenter maintains verified stock sourced through certified supply chain partners.176-LQFPRFQ for sourcing$11.40OBSOLETERFQ
TSB43CA42ZGWInterface ControllersThe TSB43CA42ZGW is an interface IC manufactured by Rochester Electronics. Technical highlights include 3.3V supply voltage and Parallel interface; design review should confirm SPI, I2C, UART, CAN bus, USB, or Ethernet interface requirements, signal integrity, package fit, and operating temperature limits. This standard mount component is supplied in a 176-LFBGA package suitable for both prototyping and production builds. Designed for networking equipment, industrial automation, and telecommunications applications, the TSB43CA42ZGW is no longer produced by Rochester Electronics; FPGACenter maintains verified stock sourced through certified supply chain partners.176-LFBGARFQ for sourcing$22.96OBSOLETERFQ
TSB43CA43AGGWInterface ControllersThe TSB43CA43AGGW is an interface 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 standard mount component is supplied in a standard package suitable for both prototyping and production builds. Designed for networking equipment, industrial automation, and telecommunications applications, the TSB43CA43AGGW is currently in active production through Rochester Electronics's standard distribution channels.1.742 In Stock$7.88ACTIVERFQ
TSB43CB43APGFInterface ControllersThe TSB43CB43APGF is an interface IC manufactured by Rochester Electronics. Technical highlights include 3.3V supply voltage and Parallel interface; design review should confirm SPI, I2C, UART, CAN bus, USB, or Ethernet interface requirements, signal integrity, package fit, and operating temperature limits. This standard mount component is supplied in a 176-LQFP package suitable for both prototyping and production builds. Designed for networking equipment, industrial automation, and telecommunications applications, the TSB43CB43APGF is currently in active production through Rochester Electronics's standard distribution channels.176-LQFP10.416 In Stock$18.06ACTIVERFQ
TSB43DA42AGHCInterface ControllersThe TSB43DA42AGHC is an interface IC manufactured by Rochester Electronics. Key technical specifications include 1.5V, 3.3V supply voltage, -20°C ~ 85°C operating temperature, and Parallel interface; design review should also confirm SPI, I2C, UART, CAN bus, USB, or Ethernet interface requirements, signal integrity, and package fit. This standard mount component is supplied in a 196-LBGA package and is rated for operation across -20°C ~ 85°C. Designed for networking equipment, industrial automation, and telecommunications applications, the TSB43DA42AGHC is no longer produced by Rochester Electronics; FPGACenter maintains verified stock sourced through certified supply chain partners.196-LBGARFQ for sourcing$10.05OBSOLETERFQ
TSB43DA42AZHCInterface ControllersThe TSB43DA42AZHC is an interface 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 standard mount component is supplied in a standard package suitable for both prototyping and production builds. Designed for networking equipment, industrial automation, and telecommunications applications, the TSB43DA42AZHC is currently in active production through Rochester Electronics's standard distribution channels.16.370 In Stock$8.35ACTIVERFQ
TSB43DA42AZHCRInterface ControllersThe TSB43DA42AZHCR is an interface 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 standard mount component is supplied in a standard package suitable for both prototyping and production builds. Designed for networking equipment, industrial automation, and telecommunications applications, the TSB43DA42AZHCR is currently in active production through Rochester Electronics's standard distribution channels.11.904 In Stock$10.44ACTIVERFQ
TSB43DB42GHCInterface ControllersThe TSB43DB42GHC is an interface IC manufactured by Rochester Electronics. Key technical specifications include 1.5V, 3.3V supply voltage, -20°C ~ 85°C operating temperature, and Parallel interface; design review should also confirm SPI, I2C, UART, CAN bus, USB, or Ethernet interface requirements, signal integrity, and package fit. This standard mount component is supplied in a 196-LBGA package and is rated for operation across -20°C ~ 85°C. Designed for networking equipment, industrial automation, and telecommunications applications, the TSB43DB42GHC is no longer produced by Rochester Electronics; FPGACenter maintains verified stock sourced through certified supply chain partners.196-LBGARFQ for sourcing$15.39OBSOLETERFQ
TSB43DB42ZHCInterface ControllersThe TSB43DB42ZHC is an interface IC manufactured by Rochester Electronics. Key technical specifications include 1.5V, 3.3V supply voltage, -20°C ~ 85°C operating temperature, and Parallel interface; design review should also confirm SPI, I2C, UART, CAN bus, USB, or Ethernet interface requirements, signal integrity, and package fit. This standard mount component is supplied in a 196-LBGA package and is rated for operation across -20°C ~ 85°C. Designed for networking equipment, industrial automation, and telecommunications applications, the TSB43DB42ZHC is no longer produced by Rochester Electronics; FPGACenter maintains verified stock sourced through certified supply chain partners.196-LBGARFQ for sourcing$8.96OBSOLETERFQ
TSB43DB42ZHCRInterface ControllersThe TSB43DB42ZHCR is an interface 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 standard mount component is supplied in a standard package suitable for both prototyping and production builds. Designed for networking equipment, industrial automation, and telecommunications applications, the TSB43DB42ZHCR is currently in active production through Rochester Electronics's standard distribution channels.15.000 In Stock$12.03ACTIVERFQ
TSB43EA42ZGUInterface ControllersThe TSB43EA42ZGU is an interface IC manufactured by Rochester Electronics. Key technical specifications include 1.35V ~ 1.65V, 3V ~ 3.6V supply voltage, 0°C ~ 70°C operating temperature, and PCI interface; design review should also confirm SPI, I2C, UART, CAN bus, USB, or Ethernet interface requirements, signal integrity, and package fit. This standard mount component is supplied in a 144-LFBGA package and is rated for operation across 0°C ~ 70°C. Designed for networking equipment, industrial automation, and telecommunications applications, the TSB43EA42ZGU is no longer produced by Rochester Electronics; FPGACenter maintains verified stock sourced through certified supply chain partners.144-LFBGARFQ for sourcing$6.33OBSOLETERFQ
TSB43EB42ZGUInterface ControllersThe TSB43EB42ZGU is an interface IC manufactured by Rochester Electronics. Key technical specifications include 1.35V ~ 1.65V, 3V ~ 3.6V supply voltage, 0°C ~ 70°C operating temperature, and PCI interface; design review should also confirm SPI, I2C, UART, CAN bus, USB, or Ethernet interface requirements, signal integrity, and package fit. This standard mount component is supplied in a 144-LFBGA package and is rated for operation across 0°C ~ 70°C. Designed for networking equipment, industrial automation, and telecommunications applications, the TSB43EB42ZGU is no longer produced by Rochester Electronics; FPGACenter maintains verified stock sourced through certified supply chain partners.144-LFBGARFQ for sourcing$11.51OBSOLETERFQ
TSB81BA3EIZAJDrivers, Receivers & TransceiversThe TSB81BA3EIZAJ is a transceiver IC manufactured by Rochester Electronics. Technical highlights include 3V ~ 3.6V supply voltage and -40°C ~ 85°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 168-TFBGA package and is rated for operation across -40°C ~ 85°C. Designed for motor control, LED lighting, and display backlight applications, the TSB81BA3EIZAJ is currently in active production through Rochester Electronics's standard distribution channels.168-TFBGA4.998 In Stock$6.17ACTIVERFQ
TSB81BA3PFPG4Drivers, Receivers & TransceiversThe TSB81BA3PFPG4 is a transceiver IC manufactured by Rochester Electronics. Technical highlights include 3V ~ 3.6V 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 80-TQFP Exposed Pad package and is rated for operation across 0°C ~ 70°C. Designed for motor control, LED lighting, and display backlight applications, the TSB81BA3PFPG4 is currently in active production through Rochester Electronics's standard distribution channels.80-TQFP Exposed Pad1.554 In Stock$8.61ACTIVERFQ
TSB82AA2BIPGEInterface ControllersThe TSB82AA2BIPGE is an interface IC manufactured by Rochester Electronics. Key technical specifications include 3V ~ 3.6V supply voltage, 0°C ~ 70°C operating temperature, and PCI interface; design review should also confirm SPI, I2C, UART, CAN bus, USB, or Ethernet interface requirements, signal integrity, and package fit. This standard mount component is supplied in a 144-LQFP package and is rated for operation across 0°C ~ 70°C. Designed for networking equipment, industrial automation, and telecommunications applications, the TSB82AA2BIPGE is currently in active production through Rochester Electronics's standard distribution channels.144-LQFP1.541 In Stock$18.02ACTIVERFQ
TSB82AA2BPGEInterface ControllersThe TSB82AA2BPGE is an interface IC manufactured by Rochester Electronics. Key technical specifications include 3V ~ 3.6V supply voltage, 0°C ~ 70°C operating temperature, and PCI interface; design review should also confirm SPI, I2C, UART, CAN bus, USB, or Ethernet interface requirements, signal integrity, and package fit. This standard mount component is supplied in a 144-LQFP package and is rated for operation across 0°C ~ 70°C. Designed for networking equipment, industrial automation, and telecommunications applications, the TSB82AA2BPGE is currently in active production through Rochester Electronics's standard distribution channels.144-LQFP8.100 In Stock$10.62ACTIVERFQ

Frequently Asked Questions

Where can I buy Rochester Electronics electronic components?

FPGACenter stocks 106.490 Rochester Electronics part numbers with 75.392 currently in stock. All parts are 100% original with full traceability. No minimum order quantity required. Submit an RFQ for competitive 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 stock 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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