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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 241 of 5325
Part NumberCategoryDescriptionPackageStockPriceStatus
74ACT377SCFlip-FlopsThe 74ACT377SC 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 74ACT377SC 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$0.3731OBSOLETERFQ
74ACT377SCXFlip-FlopsThe 74ACT377SCX 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 74ACT377SCX 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$0.2854OBSOLETERFQ
74ACT377SJFlip-FlopsThe 74ACT377SJ 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 (0.209", 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 74ACT377SJ is no longer produced by Rochester Electronics; FPGACenter maintains verified stock sourced through certified supply chain partners.20-SOIC (0.209", 5.30mm Width)RFQ for sourcing$0.4756OBSOLETERFQ
74ACT377SJXFlip-FlopsThe 74ACT377SJX 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 (0.209", 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 74ACT377SJX is no longer produced by Rochester Electronics; FPGACenter maintains verified stock sourced through certified supply chain partners.20-SOIC (0.209", 5.30mm Width)RFQ for sourcing$0.4343OBSOLETERFQ
74ACT399SCSignal Switches, MUX & DecodersThe 74ACT399SC is a combinational logic IC manufactured by Rochester Electronics. Technical highlights include 4.5V ~ 5.5V supply voltage and -40°C ~ 85°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 -40°C ~ 85°C. Designed for consumer electronics, industrial control, and telecommunications applications, the 74ACT399SC 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$0.2497OBSOLETERFQ
74ACT399SCXSignal Switches, MUX & DecodersThe 74ACT399SCX is a combinational logic IC manufactured by Rochester Electronics. Technical highlights include 4.5V ~ 5.5V supply voltage and -40°C ~ 85°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 -40°C ~ 85°C. Designed for consumer electronics, industrial control, and telecommunications applications, the 74ACT399SCX 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$0.4637OBSOLETERFQ
74ACT399SJXSignal Switches, MUX & DecodersThe 74ACT399SJX is a combinational logic IC manufactured by Rochester Electronics. Technical highlights include 4.5V ~ 5.5V supply voltage and -40°C ~ 85°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 (0.209", 5.30mm Width) package and is rated for operation across -40°C ~ 85°C. Designed for consumer electronics, industrial control, and telecommunications applications, the 74ACT399SJX is no longer produced by Rochester Electronics; FPGACenter maintains verified stock sourced through certified supply chain partners.16-SOIC (0.209", 5.30mm Width)RFQ for sourcing$0.9720OBSOLETERFQ
74ACT521MTCLogic ComparatorsThe 74ACT521MTC is an analog comparator manufactured by Rochester Electronics. Technical highlights include 4.5V ~ 5.5V supply voltage; design review should confirm ADC or DAC signal-chain requirements, channel count, resolution, supply voltage, 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. Designed for consumer electronics, industrial control, and telecommunications applications, the 74ACT521MTC 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$0.2538OBSOLETERFQ
74ACT521SCLogic ComparatorsThe 74ACT521SC is an analog comparator manufactured by Rochester Electronics. Technical highlights include 4.5V ~ 5.5V supply voltage; design review should confirm ADC or DAC signal-chain requirements, channel count, resolution, supply voltage, 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. Designed for consumer electronics, industrial control, and telecommunications applications, the 74ACT521SC 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$12.86OBSOLETERFQ
74ACT521SJLogic ComparatorsThe 74ACT521SJ is an analog comparator manufactured by Rochester Electronics. Technical highlights include 4.5V ~ 5.5V supply voltage; design review should confirm ADC or DAC signal-chain requirements, channel count, resolution, supply voltage, and operating temperature limits. This Surface Mount component is supplied in a 20-SOIC (0.209", 5.30mm Width) package and is rated for operation across -40°C ~ 85°C. Designed for consumer electronics, industrial control, and telecommunications applications, the 74ACT521SJ is no longer produced by Rochester Electronics; FPGACenter maintains verified stock sourced through certified supply chain partners.20-SOIC (0.209", 5.30mm Width)RFQ for sourcingRFQOBSOLETERFQ
74ACT534PCFlip-FlopsThe 74ACT534PC 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 20-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 74ACT534PC 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$0.4993OBSOLETERFQ
74ACT534SCFlip-FlopsThe 74ACT534SC 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 74ACT534SC 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
74ACT534SCXFlip-FlopsThe 74ACT534SCX 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 74ACT534SCX 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$0.6740OBSOLETERFQ
74ACT541PCBuffers, Drivers, Receivers & TransceiversThe 74ACT541PC 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 74ACT541PC 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$1.30OBSOLETERFQ
74ACT563PCLatchesThe 74ACT563PC is a sequential logic IC manufactured by Rochester Electronics. Technical highlights include 4.5V ~ 5.5V supply voltage and -40°C ~ 85°C 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 20-DIP (0.300", 7.62mm) package and is rated for operation across -40°C ~ 85°C. Designed for consumer electronics, industrial control, and telecommunications applications, the 74ACT563PC 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$0.3209OBSOLETERFQ
74ACT563SCLatchesThe 74ACT563SC is a sequential logic IC manufactured by Rochester Electronics. Technical highlights include 4.5V ~ 5.5V supply voltage and -40°C ~ 85°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 20-SOIC (0.295", 7.50mm Width) package and is rated for operation across -40°C ~ 85°C. Designed for consumer electronics, industrial control, and telecommunications applications, the 74ACT563SC 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$0.2633OBSOLETERFQ
74ACT573DCBuffers, Drivers, Receivers & TransceiversThe 74ACT573DC 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 74ACT573DC is currently in active production through Rochester Electronics's standard distribution channels.7.251 In Stock$19.30ACTIVERFQ
74ACT573SCXLatchesThe 74ACT573SCX is a sequential logic IC manufactured by Rochester Electronics. Technical highlights include 4.5V ~ 5.5V supply voltage and -40°C ~ 85°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 20-SOIC (0.295", 7.50mm Width) package and is rated for operation across -40°C ~ 85°C. Designed for consumer electronics, industrial control, and telecommunications applications, the 74ACT573SCX 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$2.77OBSOLETERFQ
74ACT573SJLatchesThe 74ACT573SJ is a sequential logic IC manufactured by Rochester Electronics. Technical highlights include 4.5V ~ 5.5V supply voltage and -40°C ~ 85°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 20-SOIC (0.209", 5.30mm Width) package and is rated for operation across -40°C ~ 85°C. Designed for consumer electronics, industrial control, and telecommunications applications, the 74ACT573SJ is no longer produced by Rochester Electronics; FPGACenter maintains verified stock sourced through certified supply chain partners.20-SOIC (0.209", 5.30mm Width)RFQ for sourcing$0.3218OBSOLETERFQ
74ACT574PCFlip-FlopsThe 74ACT574PC 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 20-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 74ACT574PC 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$0.5587OBSOLETERFQ

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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