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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
AT93C66-10TI-2.7EEPROMThe AT93C66-10TI-2.7 is an EEPROM memory IC manufactured by Rochester Electronics. Key technical specifications include 4Kb (512 x 8, 256 x 16) memory size, 2.7V ~ 5.5V 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-TSSOP (0.173", 4.40mm 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 AT93C66-10TI-2.7 is no longer produced by Rochester Electronics; FPGACenter maintains verified stock sourced through certified supply chain partners.8-TSSOP (0.173", 4.40mm Width)RFQ for sourcing$1.45OBSOLETERFQ
AT93C66A-10SQ-2.7EEPROMThe AT93C66A-10SQ-2.7 is an EEPROM memory IC manufactured by Rochester Electronics. Key technical specifications include 4Kb (512 x 8, 256 x 16) memory size, 2.7V ~ 5.5V 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 ~ 125°C (TA). Designed for data center storage, consumer electronics, and automotive infotainment applications, the AT93C66A-10SQ-2.7 is currently in active production through Rochester Electronics's standard distribution channels.8-SOIC (0.154", 3.90mm Width)49.401 In Stock$0.1503ACTIVERFQ
AT93C66A-10TQ-2.7EEPROMThe AT93C66A-10TQ-2.7 is an EEPROM memory IC manufactured by Rochester Electronics. Key technical specifications include 4Kb (512 x 8, 256 x 16) memory size, 2.7V ~ 5.5V 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-TSSOP (0.173", 4.40mm Width) package and is rated for operation across -40°C ~ 125°C (TA). Designed for data center storage, consumer electronics, and automotive infotainment applications, the AT93C66A-10TQ-2.7 is currently in active production through Rochester Electronics's standard distribution channels.8-TSSOP (0.173", 4.40mm Width)14.700 In Stock$0.6895ACTIVERFQ
AT93C66A-10TU-1.8EEPROMThe AT93C66A-10TU-1.8 is an EEPROM memory IC manufactured by Rochester Electronics. Key technical specifications include 4Kb (512 x 8, 256 x 16) memory size, 1.8V ~ 5.5V 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-TSSOP (0.173", 4.40mm 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 AT93C66A-10TU-1.8 is no longer produced by Rochester Electronics; FPGACenter maintains verified stock sourced through certified supply chain partners.8-TSSOP (0.173", 4.40mm Width)RFQ for sourcing$0.6776OBSOLETERFQ
AT93C66A-SQ27U2EEPROMThe AT93C66A-SQ27U2 is an EEPROM memory IC manufactured by Rochester Electronics. Key technical specifications include 4Kb (512 x 8, 256 x 16) memory size, 2.7V ~ 5.5V 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 ~ 125°C (TA). Designed for data center storage, consumer electronics, and automotive infotainment applications, the AT93C66A-SQ27U2 is currently in active production through Rochester Electronics's standard distribution channels.8-SOIC (0.154", 3.90mm Width)6.762 In Stock$0.9095ACTIVERFQ
AT97SC3203-X9M10Microcontrollers (MCU)The AT97SC3203-X9M10 is a microcontroller manufactured by Rochester Electronics. Technical highlights include LPC connectivity and 2.97V ~ 3.63V supply voltage; design review should confirm GPIO, SPI, I2C, UART, ADC peripherals, clock speed, Flash memory, package fit, and operating temperature limits. This Surface Mount component is supplied in a 40-VFQFN Exposed Pad package and is rated for operation across 0°C ~ 70°C. Designed for IoT endpoints, consumer electronics, and industrial automation applications, the AT97SC3203-X9M10 is currently in active production through Rochester Electronics's standard distribution channels.40-VFQFN Exposed Pad7.995 In Stock$4.57ACTIVERFQ
AT97SC3204-U2A16-00Microcontrollers (MCU)The AT97SC3204-U2A16-00 is a microcontroller manufactured by Rochester Electronics. Technical highlights include LPC connectivity and 3.3V supply voltage; design review should confirm GPIO, SPI, I2C, UART, ADC peripherals, clock speed, Flash memory, package fit, and operating temperature limits. This Surface Mount component is supplied in a 28-TSSOP (0.173", 4.40mm Width) package and is rated for operation across -40°C ~ 85°C. Designed for IoT endpoints, consumer electronics, and industrial automation applications, the AT97SC3204-U2A16-00 is currently in active production through Rochester Electronics's standard distribution channels.28-TSSOP (0.173", 4.40mm Width)6.000 In Stock$3.93ACTIVERFQ
AT97SC3204-X2A1A-10Microcontrollers (MCU)The AT97SC3204-X2A1A-10 is a microcontroller manufactured by Rochester Electronics. Technical highlights include LPC connectivity and 3.3V supply voltage; design review should confirm GPIO, SPI, I2C, UART, ADC peripherals, clock speed, Flash memory, package fit, and operating temperature limits. This Surface Mount component is supplied in a 28-TSSOP (0.173", 4.40mm Width) package and is rated for operation across 0°C ~ 70°C. Designed for IoT endpoints, consumer electronics, and industrial automation applications, the AT97SC3204-X2A1A-10 is currently in active production through Rochester Electronics's standard distribution channels.28-TSSOP (0.173", 4.40mm Width)12.000 In Stock$3.52ACTIVERFQ
AT97SC3204-X2MA-10Microcontrollers (MCU)The AT97SC3204-X2MA-10 is a microcontroller manufactured by Rochester Electronics. Technical highlights include LPC connectivity and 3.3V supply voltage; design review should confirm GPIO, SPI, I2C, UART, ADC peripherals, clock speed, Flash memory, package fit, and operating temperature limits. This Surface Mount component is supplied in a 40-VFQFN Exposed Pad package and is rated for operation across 0°C ~ 70°C. Designed for IoT endpoints, consumer electronics, and industrial automation applications, the AT97SC3204-X2MA-10 is currently in active production through Rochester Electronics's standard distribution channels.40-VFQFN Exposed Pad9.000 In Stock$3.52ACTIVERFQ
AT97SC3205-X3A15-10MCU, MPU & FPGA ModulesThe AT97SC3205-X3A15-10 is an FPGA manufactured by Rochester Electronics. Technical highlights include 3.3V supply voltage and 0°C ~ 70°C operating temperature; design review should confirm logic resources, I/O planning, clock constraints, package escape routing, and operating temperature limits. This Surface Mount component is supplied in a 28-TSSOP (0.173", 4.40mm Width) package and is rated for operation across 0°C ~ 70°C. Designed for 5G infrastructure, AI accelerators, and data center fabrics applications, the AT97SC3205-X3A15-10 is currently in active production through Rochester Electronics's standard distribution channels.28-TSSOP (0.173", 4.40mm Width)697 In Stock$12.60ACTIVERFQ
ATA6560-GAQWDrivers, Receivers & TransceiversThe ATA6560-GAQW is a transceiver IC manufactured by Rochester Electronics. Technical highlights include 4.5V ~ 5.5V supply voltage and -40°C ~ 150°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 ~ 150°C. Designed for motor control, LED lighting, and display backlight applications, the ATA6560-GAQW is currently in active production through Rochester Electronics's standard distribution channels.8-SOIC (0.154", 3.90mm Width)28.800 In Stock$0.4320ACTIVERFQ
ATA6625C-GAQWDrivers, Receivers & TransceiversThe ATA6625C-GAQW is a transceiver IC manufactured by Rochester Electronics. Technical highlights include 5V ~ 27V supply voltage and -40°C ~ 150°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 ~ 150°C. Designed for motor control, LED lighting, and display backlight applications, the ATA6625C-GAQW is currently in active production through Rochester Electronics's standard distribution channels.8-SOIC (0.154", 3.90mm Width)24.000 In Stock$0.5580ACTIVERFQ
ATA6625C-TAQYDrivers, Receivers & TransceiversThe ATA6625C-TAQY is a transceiver IC manufactured by Rochester Electronics. Technical highlights include 5V ~ 27V supply voltage; 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 suitable for both prototyping and production builds. Designed for motor control, LED lighting, and display backlight applications, the ATA6625C-TAQY 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$4.32OBSOLETERFQ
ATA663211-GBQWDrivers, Receivers & TransceiversThe ATA663211-GBQW is a transceiver IC manufactured by Rochester Electronics. Technical highlights include 5V ~ 28V supply voltage and -40°C ~ 150°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, Wettable Flank component is supplied in a 8-VDFN Exposed Pad package and is rated for operation across -40°C ~ 150°C. Designed for motor control, LED lighting, and display backlight applications, the ATA663211-GBQW is currently in active production through Rochester Electronics's standard distribution channels.8-VDFN Exposed Pad23.800 In Stock$0.4590ACTIVERFQ
ATE6240Specialized ICsThe ATE6240 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 ATE6240 is currently in active production through Rochester Electronics's standard distribution channels.970 In StockRFQACTIVERFQ
ATF1500A-15JCCPLDsThe ATF1500A-15JC is a CPLD manufactured by Rochester Electronics. Technical highlights include 32 macrocells and 0°C ~ 70°C (TA) operating temperature; design review should confirm macrocell utilization, I/O planning, logic timing, package fit, and operating temperature limits. This Surface Mount component is supplied in a 44-LCC (J-Lead) package and is rated for operation across 0°C ~ 70°C (TA). Designed for 5G infrastructure, AI accelerators, and data center fabrics applications, the ATF1500A-15JC is no longer produced by Rochester Electronics; FPGACenter maintains verified stock sourced through certified supply chain partners.44-LCC (J-Lead)RFQ for sourcing$18.27OBSOLETERFQ
ATF1504AS-10JC84CPLDsThe ATF1504AS-10JC84 is a CPLD manufactured by Rochester Electronics. Technical highlights include 64 macrocells and 0°C ~ 70°C (TA) operating temperature; design review should confirm macrocell utilization, I/O planning, logic timing, package fit, and operating temperature limits. This Surface Mount component is supplied in a 84-LCC (J-Lead) package and is rated for operation across 0°C ~ 70°C (TA). Designed for 5G infrastructure, AI accelerators, and data center fabrics applications, the ATF1504AS-10JC84 is no longer produced by Rochester Electronics; FPGACenter maintains verified stock sourced through certified supply chain partners.84-LCC (J-Lead)RFQ for sourcingRFQOBSOLETERFQ
ATF1504ASL-20AC44CPLDsThe ATF1504ASL-20AC44 is a CPLD manufactured by Rochester Electronics. Technical highlights include 64 macrocells and 0°C ~ 70°C (TA) operating temperature; design review should confirm macrocell utilization, I/O planning, logic timing, package fit, and operating temperature limits. This Surface Mount component is supplied in a 44-TQFP package and is rated for operation across 0°C ~ 70°C (TA). Designed for 5G infrastructure, AI accelerators, and data center fabrics applications, the ATF1504ASL-20AC44 is no longer produced by Rochester Electronics; FPGACenter maintains verified stock sourced through certified supply chain partners.44-TQFPRFQ for sourcing$3.32OBSOLETERFQ
ATF1504ASV-15JC44CPLDsThe ATF1504ASV-15JC44 is a CPLD manufactured by Rochester Electronics. Technical highlights include 64 macrocells and 0°C ~ 70°C (TA) operating temperature; design review should confirm macrocell utilization, I/O planning, logic timing, package fit, and operating temperature limits. This Surface Mount component is supplied in a 44-LCC (J-Lead) package and is rated for operation across 0°C ~ 70°C (TA). Designed for 5G infrastructure, AI accelerators, and data center fabrics applications, the ATF1504ASV-15JC44 is no longer produced by Rochester Electronics; FPGACenter maintains verified stock sourced through certified supply chain partners.44-LCC (J-Lead)RFQ for sourcingRFQOBSOLETERFQ
ATF1508ASL-20JC84CPLDsThe ATF1508ASL-20JC84 is a CPLD manufactured by Rochester Electronics. Technical highlights include 128 macrocells and 0°C ~ 70°C (TA) operating temperature; design review should confirm macrocell utilization, I/O planning, logic timing, package fit, and operating temperature limits. This Surface Mount component is supplied in a 84-LCC (J-Lead) package and is rated for operation across 0°C ~ 70°C (TA). Designed for 5G infrastructure, AI accelerators, and data center fabrics applications, the ATF1508ASL-20JC84 is no longer produced by Rochester Electronics; FPGACenter maintains verified stock sourced through certified supply chain partners.84-LCC (J-Lead)RFQ for sourcingRFQOBSOLETERFQ

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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