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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
CD54HCT373FBuffers, Drivers, Receivers & TransceiversThe CD54HCT373F 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 CD54HCT373F is currently in active production through Rochester Electronics's standard distribution channels.2,259 In StockRFQACTIVERFQ
CD54HCT374FFlip-FlopsThe CD54HCT374F is a sequential logic IC manufactured by Rochester Electronics. Technical highlights include 4.5V ~ 5.5V supply voltage and -55°C ~ 125°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-CDIP (0.300", 7.62mm) package and is rated for operation across -55°C ~ 125°C (TA). Designed for consumer electronics, industrial control, and telecommunications applications, the CD54HCT374F is currently in active production through Rochester Electronics's standard distribution channels.20-CDIP (0.300", 7.62mm)1,973 In Stock$2.54ACTIVERFQ
CD54HCT393F3AS2035Counters & DividersThe CD54HCT393F3AS2035 is a counter/divider 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 CD54HCT393F3AS2035 is currently in active production through Rochester Electronics's standard distribution channels.1,539 In Stock$6.57ACTIVERFQ
CD54HCT40102FCounters & DividersThe CD54HCT40102F is a counter/divider IC manufactured by Rochester Electronics. Technical highlights include 4.5 V ~ 5.5 V supply voltage and -55°C ~ 125°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 16-CDIP (0.300", 7.62mm) package and is rated for operation across -55°C ~ 125°C (TA). Designed for consumer electronics, industrial control, and telecommunications applications, the CD54HCT40102F is currently in active production through Rochester Electronics's standard distribution channels.16-CDIP (0.300", 7.62mm)2,349 In Stock$1.22ACTIVERFQ
CD54HCT40105F3AFIFO MemoryThe CD54HCT40105F3A is a memory IC manufactured by Rochester Electronics. Design review should confirm memory interface timing, SRAM, DRAM, flash, or EEPROM compatibility, supply voltage, 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 data center storage, consumer electronics, and automotive infotainment applications, the CD54HCT40105F3A is currently in active production through Rochester Electronics's standard distribution channels.1,506 In Stock$33.00ACTIVERFQ
CD54HCT4015FShift RegistersThe CD54HCT4015F is a shift register IC manufactured by Rochester Electronics. Technical highlights include 4.5V ~ 5.5V supply voltage and -55°C ~ 125°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 16-CDIP (0.300", 7.62mm) package and is rated for operation across -55°C ~ 125°C (TA). Designed for consumer electronics, industrial control, and telecommunications applications, the CD54HCT4015F is currently in active production through Rochester Electronics's standard distribution channels.16-CDIP (0.300", 7.62mm)58,044 In Stock$0.9000ACTIVERFQ
CD54HCT4015F3AShift RegistersThe CD54HCT4015F3A is a shift register IC manufactured by Rochester Electronics. Technical highlights include 4.5V ~ 5.5V supply voltage and -55°C ~ 125°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 16-CDIP (0.300", 7.62mm) package and is rated for operation across -55°C ~ 125°C (TA). Designed for consumer electronics, industrial control, and telecommunications applications, the CD54HCT4015F3A is currently in active production through Rochester Electronics's standard distribution channels.16-CDIP (0.300", 7.62mm)2,693 In Stock$2.16ACTIVERFQ
CD54HCT4017F3ACounters & DividersThe CD54HCT4017F3A is a counter/divider IC manufactured by Rochester Electronics. Technical highlights include 4.5 V ~ 5.5 V supply voltage and -55°C ~ 125°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 16-CDIP (0.300", 7.62mm) package and is rated for operation across -55°C ~ 125°C (TA). Designed for consumer electronics, industrial control, and telecommunications applications, the CD54HCT4017F3A is currently in active production through Rochester Electronics's standard distribution channels.16-CDIP (0.300", 7.62mm)1,612 In Stock$3.75ACTIVERFQ
CD54HCT4020FCounters & DividersThe CD54HCT4020F is a counter/divider IC manufactured by Rochester Electronics. Technical highlights include 4.5 V ~ 5.5 V supply voltage and -55°C ~ 125°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 16-CDIP (0.300", 7.62mm) package and is rated for operation across -55°C ~ 125°C (TA). Designed for consumer electronics, industrial control, and telecommunications applications, the CD54HCT4020F is currently in active production through Rochester Electronics's standard distribution channels.16-CDIP (0.300", 7.62mm)1,538 In Stock$1.27ACTIVERFQ
CD54HCT4040F3Counters & DividersThe CD54HCT4040F3 is a counter/divider IC manufactured by Rochester Electronics. Technical highlights include 4.5 V ~ 5.5 V supply voltage and -55°C ~ 125°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 16-CDIP (0.300", 7.62mm) package and is rated for operation across -55°C ~ 125°C (TA). Designed for consumer electronics, industrial control, and telecommunications applications, the CD54HCT4040F3 is currently in active production through Rochester Electronics's standard distribution channels.16-CDIP (0.300", 7.62mm)1,507 In Stock$4.28ACTIVERFQ
CD54HCT4046AFClock Generators, PLLs & SynthesizersThe CD54HCT4046AF is a PLL frequency synthesizer manufactured by Rochester Electronics. Technical highlights include 4.5V ~ 5.5V supply voltage and -55°C ~ 125°C (TA) operating temperature; design review should confirm clock frequency, PLL configuration, jitter budget, output type, and operating temperature limits. This Through Hole component is supplied in a 16-CDIP (0.300", 7.62mm) package and is rated for operation across -55°C ~ 125°C (TA). Designed for telecommunications infrastructure, data center networking, and industrial control applications, the CD54HCT4046AF is currently in active production through Rochester Electronics's standard distribution channels.16-CDIP (0.300", 7.62mm)1,704 In Stock$1.68ACTIVERFQ
CD54HCT4046AF3AClock Generators, PLLs & SynthesizersThe CD54HCT4046AF3A is a PLL frequency synthesizer 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 telecommunications infrastructure, data center networking, and industrial control applications, the CD54HCT4046AF3A is currently in active production through Rochester Electronics's standard distribution channels.46,761 In Stock$0.9000ACTIVERFQ
CD54HCT4052FAnalog Switches & MultiplexersThe CD54HCT4052F is an analog switch/multiplexer manufactured by Rochester Electronics. Design review should confirm ADC or DAC signal-chain requirements, channel count, resolution, supply voltage, and operating temperature limits, plus genuine factory-marked silicon, original packaging, and full lot/date code traceability. This Through Hole component is supplied in a 16-CDIP (0.300", 7.62mm) package and is rated for operation across -55°C ~ 125°C (TA). Designed for instrumentation, medical devices, and audio systems applications, the CD54HCT4052F is currently in active production through Rochester Electronics's standard distribution channels.16-CDIP (0.300", 7.62mm)817 In StockRFQACTIVERFQ
CD54HCT4052F3AAnalog Switches & MultiplexersThe CD54HCT4052F3A is an analog switch/multiplexer manufactured by Rochester Electronics. Design review should confirm ADC or DAC signal-chain requirements, channel count, resolution, supply voltage, and operating temperature limits, plus genuine factory-marked silicon, original packaging, and full lot/date code traceability. This Through Hole component is supplied in a 16-CDIP (0.300", 7.62mm) package and is rated for operation across -55°C ~ 125°C (TA). Designed for instrumentation, medical devices, and audio systems applications, the CD54HCT4052F3A is currently in active production through Rochester Electronics's standard distribution channels.16-CDIP (0.300", 7.62mm)1,501 In Stock$3.46ACTIVERFQ
CD54HCT4059FCounters & DividersThe CD54HCT4059F is a counter/divider IC manufactured by Rochester Electronics. Technical highlights include 4.5 V ~ 5.5 V supply voltage and -55°C ~ 125°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 24-CDIP (0.600", 15.24mm) package and is rated for operation across -55°C ~ 125°C (TA). Designed for consumer electronics, industrial control, and telecommunications applications, the CD54HCT4059F is currently in active production through Rochester Electronics's standard distribution channels.24-CDIP (0.600", 15.24mm)3,624 In Stock$4.92ACTIVERFQ
CD54HCT4059F3ACounters & DividersThe CD54HCT4059F3A is a counter/divider 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 CD54HCT4059F3A is currently in active production through Rochester Electronics's standard distribution channels.1,521 In Stock$5.58ACTIVERFQ
CD54HCT4060F3ACounters & DividersThe CD54HCT4060F3A is a counter/divider IC manufactured by Rochester Electronics. Technical highlights include 4.5 V ~ 5.5 V supply voltage and -55°C ~ 125°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 16-CDIP (0.300", 7.62mm) package and is rated for operation across -55°C ~ 125°C (TA). Designed for consumer electronics, industrial control, and telecommunications applications, the CD54HCT4060F3A is currently in active production through Rochester Electronics's standard distribution channels.16-CDIP (0.300", 7.62mm)1,670 In Stock$46.56ACTIVERFQ
CD54HCT4075F3AGates & InvertersThe CD54HCT4075F3A is a combinational logic IC manufactured by Rochester Electronics. Technical highlights include 4.5V ~ 5.5V supply voltage and -55°C ~ 125°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 14-CDIP (0.300", 7.62mm) package and is rated for operation across -55°C ~ 125°C. Designed for consumer electronics, industrial control, and telecommunications applications, the CD54HCT4075F3A is currently in active production through Rochester Electronics's standard distribution channels.14-CDIP (0.300", 7.62mm)1,659 In Stock$12.18ACTIVERFQ
CD54HCT4316FAnalog Switches & MultiplexersThe CD54HCT4316F is an analog switch/multiplexer manufactured by Rochester Electronics. Design review should confirm ADC or DAC signal-chain requirements, channel count, resolution, supply voltage, and operating temperature limits, plus genuine factory-marked silicon, original packaging, and full lot/date code traceability. This Through Hole component is supplied in a 16-CDIP (0.300", 7.62mm) package and is rated for operation across -55°C ~ 125°C. Designed for instrumentation, medical devices, and audio systems applications, the CD54HCT4316F is currently in active production through Rochester Electronics's standard distribution channels.16-CDIP (0.300", 7.62mm)1,664 In Stock$0.4583ACTIVERFQ
CD54HCT4316F3AAnalog Switches & MultiplexersThe CD54HCT4316F3A is an analog switch/multiplexer manufactured by Rochester Electronics. Design review should confirm ADC or DAC signal-chain requirements, channel count, resolution, supply voltage, and operating temperature limits, plus genuine factory-marked silicon, original packaging, and full lot/date code traceability. This Through Hole component is supplied in a 16-CDIP (0.300", 7.62mm) package and is rated for operation across -55°C ~ 125°C. Designed for instrumentation, medical devices, and audio systems applications, the CD54HCT4316F3A is currently in active production through Rochester Electronics's standard distribution channels.16-CDIP (0.300", 7.62mm)2,214 In StockRFQACTIVERFQ

Frequently Asked Questions

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FPGACenter lists 106,490 Rochester Electronics part numbers with 75,392 currently in stock. Submit an RFQ for availability, lead time, and pricing.

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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.

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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.

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