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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

Page 216 of 5325
Part NumberCategoryDescriptionPackageStockPriceStatus
74ABT574CMSAFlip-FlopsThe 74ABT574CMSA is a sequential logic IC manufactured by Rochester Electronics. Technical highlights include 4.5V ~ 5.5V supply voltage and -40°C ~ 85°C (TA) 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 20-SSOP (0.209", 5.30mm Width) package and is rated for operation across -40°C ~ 85°C (TA). Designed for consumer electronics, industrial control, and telecommunications applications, the 74ABT574CMSA is no longer produced by Rochester Electronics; FPGACenter maintains verified stock sourced through certified supply chain partners.20-SSOP (0.209", 5.30mm Width)RFQ for sourcing$0.4993OBSOLETERFQ
74ABT574CMSAXFlip-FlopsThe 74ABT574CMSAX is a sequential logic IC manufactured by Rochester Electronics. Technical highlights include 4.5V ~ 5.5V supply voltage and -40°C ~ 85°C (TA) 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 20-SSOP (0.209", 5.30mm Width) package and is rated for operation across -40°C ~ 85°C (TA). Designed for consumer electronics, industrial control, and telecommunications applications, the 74ABT574CMSAX is no longer produced by Rochester Electronics; FPGACenter maintains verified stock sourced through certified supply chain partners.20-SSOP (0.209", 5.30mm Width)RFQ for sourcing$0.4993OBSOLETERFQ
74ABT574CMTCFlip-FlopsThe 74ABT574CMTC is a sequential logic IC manufactured by Rochester Electronics. Technical highlights include 4.5V ~ 5.5V supply voltage and -40°C ~ 85°C (TA) 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 20-TSSOP (0.173", 4.40mm Width) package and is rated for operation across -40°C ~ 85°C (TA). Designed for consumer electronics, industrial control, and telecommunications applications, the 74ABT574CMTC is no longer produced by Rochester Electronics; FPGACenter maintains verified stock sourced through certified supply chain partners.20-TSSOP (0.173", 4.40mm Width)RFQ for sourcing$2.52OBSOLETERFQ
74ABT574CSCFlip-FlopsThe 74ABT574CSC is a sequential logic IC manufactured by Rochester Electronics. Technical highlights include 4.5V ~ 5.5V supply voltage and -40°C ~ 85°C (TA) 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 20-SOIC (0.295", 7.50mm Width) package and is rated for operation across -40°C ~ 85°C (TA). Designed for consumer electronics, industrial control, and telecommunications applications, the 74ABT574CSC is no longer produced by Rochester Electronics; FPGACenter maintains verified stock sourced through certified supply chain partners.20-SOIC (0.295", 7.50mm Width)RFQ for sourcing$0.5528OBSOLETERFQ
74ABT574CSCXFlip-FlopsThe 74ABT574CSCX is a sequential logic IC manufactured by Rochester Electronics. Technical highlights include 4.5V ~ 5.5V supply voltage and -40°C ~ 85°C (TA) 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 20-SOIC (0.295", 7.50mm Width) package and is rated for operation across -40°C ~ 85°C (TA). Designed for consumer electronics, industrial control, and telecommunications applications, the 74ABT574CSCX is no longer produced by Rochester Electronics; FPGACenter maintains verified stock sourced through certified supply chain partners.20-SOIC (0.295", 7.50mm Width)RFQ for sourcing$0.4993OBSOLETERFQ
74ABT640D,602Buffers, Drivers, Receivers & TransceiversThe 74ABT640D,602 is a transceiver IC manufactured by Rochester Electronics. Technical highlights include 4.5V ~ 5.5V supply voltage and -40°C ~ 85°C (TA) 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 20-SOIC (0.295", 7.50mm Width) package and is rated for operation across -40°C ~ 85°C (TA). Designed for motor control, LED lighting, and display backlight applications, the 74ABT640D,602 is no longer produced by Rochester Electronics; FPGACenter maintains verified stock sourced through certified supply chain partners.20-SOIC (0.295", 7.50mm Width)RFQ for sourcing$0.3998OBSOLETERFQ
74ABT640N,602Buffers, Drivers, Receivers & TransceiversThe 74ABT640N,602 is a transceiver IC manufactured by Rochester Electronics. Technical highlights include 4.5V ~ 5.5V supply voltage and -40°C ~ 85°C (TA) 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 Through Hole component is supplied in a 20-DIP (0.300", 7.62mm) package and is rated for operation across -40°C ~ 85°C (TA). Designed for motor control, LED lighting, and display backlight applications, the 74ABT640N,602 is no longer produced by Rochester Electronics; FPGACenter maintains verified stock sourced through certified supply chain partners.20-DIP (0.300", 7.62mm)RFQ for sourcing$0.4583OBSOLETERFQ
74ABT646ADBLEBuffers, Drivers, Receivers & TransceiversThe 74ABT646ADBLE 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 74ABT646ADBLE is currently in active production through Rochester Electronics's standard distribution channels.18.000 In Stock$1.77ACTIVERFQ
74ABT646CMSABuffers, Drivers, Receivers & TransceiversThe 74ABT646CMSA is a transceiver IC manufactured by Rochester Electronics. Technical highlights include 4.5V ~ 5.5V supply voltage and -40°C ~ 85°C (TA) 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-SSOP (0.209", 5.30mm Width) package and is rated for operation across -40°C ~ 85°C (TA). Designed for motor control, LED lighting, and display backlight applications, the 74ABT646CMSA is no longer produced by Rochester Electronics; FPGACenter maintains verified stock sourced through certified supply chain partners.24-SSOP (0.209", 5.30mm Width)RFQ for sourcing$0.6778OBSOLETERFQ
74ABT646CMSAXBuffers, Drivers, Receivers & TransceiversThe 74ABT646CMSAX is a transceiver IC manufactured by Rochester Electronics. Technical highlights include 4.5V ~ 5.5V supply voltage and -40°C ~ 85°C (TA) 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-SSOP (0.209", 5.30mm Width) package and is rated for operation across -40°C ~ 85°C (TA). Designed for motor control, LED lighting, and display backlight applications, the 74ABT646CMSAX is no longer produced by Rochester Electronics; FPGACenter maintains verified stock sourced through certified supply chain partners.24-SSOP (0.209", 5.30mm Width)RFQ for sourcing$0.5558OBSOLETERFQ
74ABT646CMTCBuffers, Drivers, Receivers & TransceiversThe 74ABT646CMTC is a transceiver IC manufactured by Rochester Electronics. Technical highlights include 4.5V ~ 5.5V supply voltage and -40°C ~ 85°C (TA) 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-TSSOP (0.173", 4.40mm Width) package and is rated for operation across -40°C ~ 85°C (TA). Designed for motor control, LED lighting, and display backlight applications, the 74ABT646CMTC is no longer produced by Rochester Electronics; FPGACenter maintains verified stock sourced through certified supply chain partners.24-TSSOP (0.173", 4.40mm Width)RFQ for sourcing$1.13OBSOLETERFQ
74ABT646CSCBuffers, Drivers, Receivers & TransceiversThe 74ABT646CSC is a transceiver IC manufactured by Rochester Electronics. Technical highlights include 4.5V ~ 5.5V supply voltage and -40°C ~ 85°C (TA) 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 -40°C ~ 85°C (TA). Designed for motor control, LED lighting, and display backlight applications, the 74ABT646CSC 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
74ABT646CSCXBuffers, Drivers, Receivers & TransceiversThe 74ABT646CSCX is a transceiver IC manufactured by Rochester Electronics. Technical highlights include 4.5V ~ 5.5V supply voltage and -40°C ~ 85°C (TA) 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 -40°C ~ 85°C (TA). Designed for motor control, LED lighting, and display backlight applications, the 74ABT646CSCX 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$0.5558OBSOLETERFQ
74ABT652ADB,112Buffers, Drivers, Receivers & TransceiversThe 74ABT652ADB,112 is a transceiver IC manufactured by Rochester Electronics. Technical highlights include 4.5V ~ 5.5V supply voltage and -40°C ~ 85°C (TA) 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-SSOP (0.209", 5.30mm Width) package and is rated for operation across -40°C ~ 85°C (TA). Designed for motor control, LED lighting, and display backlight applications, the 74ABT652ADB,112 is no longer produced by Rochester Electronics; FPGACenter maintains verified stock sourced through certified supply chain partners.24-SSOP (0.209", 5.30mm Width)RFQ for sourcing$1.05OBSOLETERFQ
74ABT652CMSAXBuffers, Drivers, Receivers & TransceiversThe 74ABT652CMSAX is a transceiver IC manufactured by Rochester Electronics. Technical highlights include 4.5V ~ 5.5V supply voltage and -40°C ~ 85°C (TA) 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-SSOP (0.209", 5.30mm Width) package and is rated for operation across -40°C ~ 85°C (TA). Designed for motor control, LED lighting, and display backlight applications, the 74ABT652CMSAX is no longer produced by Rochester Electronics; FPGACenter maintains verified stock sourced through certified supply chain partners.24-SSOP (0.209", 5.30mm Width)RFQ for sourcing$1.73OBSOLETERFQ
74ABT652CSCXBuffers, Drivers, Receivers & TransceiversThe 74ABT652CSCX is a transceiver IC manufactured by Rochester Electronics. Technical highlights include 4.5V ~ 5.5V supply voltage and -40°C ~ 85°C (TA) 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 -40°C ~ 85°C (TA). Designed for motor control, LED lighting, and display backlight applications, the 74ABT652CSCX 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$1.73OBSOLETERFQ
74ABT74D/L112Flip-FlopsThe 74ABT74D/L112 is a sequential 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 74ABT74D/L112 is currently in active production through Rochester Electronics's standard distribution channels.12.492 In Stock$0.3060ACTIVERFQ
74ABT74N,112Flip-FlopsThe 74ABT74N,112 is a sequential logic IC manufactured by Rochester Electronics. Technical highlights include 4.5V ~ 5.5V supply voltage and -40°C ~ 85°C (TA) operating temperature; design review should confirm logic family, I/O voltage, propagation delay, package fit, and operating temperature limits. This Through Hole component is supplied in a 14-DIP (0.300", 7.62mm) package and is rated for operation across -40°C ~ 85°C (TA). Designed for consumer electronics, industrial control, and telecommunications applications, the 74ABT74N,112 is no longer produced by Rochester Electronics; FPGACenter maintains verified stock sourced through certified supply chain partners.14-DIP (0.300", 7.62mm)RFQ for sourcing$0.8678OBSOLETERFQ
74ABT821D,602Flip-FlopsThe 74ABT821D,602 is a sequential logic IC manufactured by Rochester Electronics. Technical highlights include 4.5V ~ 5.5V supply voltage and -40°C ~ 85°C (TA) 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 24-SOIC (0.295", 7.50mm Width) package and is rated for operation across -40°C ~ 85°C (TA). Designed for consumer electronics, industrial control, and telecommunications applications, the 74ABT821D,602 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$0.5753OBSOLETERFQ
74ABT821DB,112Flip-FlopsThe 74ABT821DB,112 is a sequential logic IC manufactured by Rochester Electronics. Technical highlights include 4.5V ~ 5.5V supply voltage and -40°C ~ 85°C (TA) 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 24-SSOP (0.209", 5.30mm Width) package and is rated for operation across -40°C ~ 85°C (TA). Designed for consumer electronics, industrial control, and telecommunications applications, the 74ABT821DB,112 is no longer produced by Rochester Electronics; FPGACenter maintains verified stock sourced through certified supply chain partners.24-SSOP (0.209", 5.30mm Width)RFQ for sourcing$0.7015OBSOLETERFQ

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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