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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
CD4585BNSSpecialized ICsThe CD4585BNS 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 CD4585BNS is currently in active production through Rochester Electronics's standard distribution channels.1,950 In Stock$0.1852ACTIVERFQ
CD4724BCMXLatchesThe CD4724BCMX is a sequential logic IC manufactured by Rochester Electronics. Technical highlights include 3V ~ 15V 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 Surface Mount component is supplied in a 16-SOIC (0.154", 3.90mm Width) package and is rated for operation across -55°C ~ 125°C. Designed for consumer electronics, industrial control, and telecommunications applications, the CD4724BCMX 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 sourcingRFQOBSOLETERFQ
CD4724BDLatchesThe CD4724BD is a sequential logic IC manufactured by Rochester Electronics. Technical highlights include 3V ~ 18V 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 16-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 CD4724BD is currently in active production through Rochester Electronics's standard distribution channels.16-CDIP (0.300", 7.62mm)1,583 In Stock$2.56ACTIVERFQ
CD4724BFLatchesThe CD4724BF is a sequential logic IC manufactured by Rochester Electronics. Technical highlights include 3V ~ 18V 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 16-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 CD4724BF is currently in active production through Rochester Electronics's standard distribution channels.16-CDIP (0.300", 7.62mm)3,468 In Stock$1.19ACTIVERFQ
CD4724BF3ALatchesThe CD4724BF3A is a sequential logic IC manufactured by Rochester Electronics. Technical highlights include 3V ~ 18V 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 16-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 CD4724BF3A is currently in active production through Rochester Electronics's standard distribution channels.16-CDIP (0.300", 7.62mm)1,504 In Stock$243.61ACTIVERFQ
CD4724BFXLatchesThe CD4724BFX 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 CD4724BFX is currently in active production through Rochester Electronics's standard distribution channels.1,770 In Stock$1.55ACTIVERFQ
CD5420MSpecialized ICsThe CD5420M 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 CD5420M is currently in active production through Rochester Electronics's standard distribution channels.33,148 In Stock$0.6480ACTIVERFQ
CD54AC00F3AGates & InvertersThe CD54AC00F3A is a combinational logic IC manufactured by Rochester Electronics. Technical highlights include 1.5V ~ 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 CD54AC00F3A is currently in active production through Rochester Electronics's standard distribution channels.14-CDIP (0.300", 7.62mm)1,514 In Stock$150.36ACTIVERFQ
CD54AC112F3AFlip-FlopsThe CD54AC112F3A 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 CD54AC112F3A is currently in active production through Rochester Electronics's standard distribution channels.1,523 In Stock$19.72ACTIVERFQ
CD54AC138F/3ASignal Switches, MUX & DecodersThe CD54AC138F/3A is a combinational logic IC manufactured by Rochester Electronics. Technical highlights include 1.5V ~ 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 16-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 CD54AC138F/3A is currently in active production through Rochester Electronics's standard distribution channels.16-CDIP (0.300", 7.62mm)636 In Stock$1.64ACTIVERFQ
CD54AC138F3ASignal Switches, MUX & DecodersThe CD54AC138F3A is a combinational 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 CD54AC138F3A is currently in active production through Rochester Electronics's standard distribution channels.3,936 In Stock$82.34ACTIVERFQ
CD54AC139F3ASignal Switches, MUX & DecodersThe CD54AC139F3A is a combinational logic IC manufactured by Rochester Electronics. Technical highlights include 1.5V ~ 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 16-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 CD54AC139F3A is currently in active production through Rochester Electronics's standard distribution channels.16-CDIP (0.300", 7.62mm)1,688 In Stock$10.84ACTIVERFQ
CD54AC158F3ASignal Switches, MUX & DecodersThe CD54AC158F3A is a combinational logic IC manufactured by Rochester Electronics. Technical highlights include 1.5V ~ 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 16-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 CD54AC158F3A is currently in active production through Rochester Electronics's standard distribution channels.16-CDIP (0.300", 7.62mm)1,507 In Stock$3.68ACTIVERFQ
CD54AC163F3ACounters & DividersThe CD54AC163F3A is a counter/divider IC manufactured by Rochester Electronics. Technical highlights include 1.5 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 CD54AC163F3A is currently in active production through Rochester Electronics's standard distribution channels.16-CDIP (0.300", 7.62mm)1,756 In Stock$14.81ACTIVERFQ
CD54AC164F/3AShift RegistersThe CD54AC164F/3A is a shift register IC manufactured by Rochester Electronics. Technical highlights include 1.5V ~ 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 CD54AC164F/3A is currently in active production through Rochester Electronics's standard distribution channels.14-CDIP (0.300", 7.62mm)1,509 In Stock$5.20ACTIVERFQ
CD54AC174F3AFlip-FlopsThe CD54AC174F3A is a sequential logic IC manufactured by Rochester Electronics. Technical highlights include 1.5V ~ 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 14-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 CD54AC174F3A is currently in active production through Rochester Electronics's standard distribution channels.14-CDIP (0.300", 7.62mm)2,583 In StockRFQACTIVERFQ
CD54AC238F3ASignal Switches, MUX & DecodersThe CD54AC238F3A is a combinational logic IC manufactured by Rochester Electronics. Technical highlights include 1.5V ~ 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 16-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 CD54AC238F3A is currently in active production through Rochester Electronics's standard distribution channels.16-CDIP (0.300", 7.62mm)1,602 In Stock$14.93ACTIVERFQ
CD54AC240F3ABuffers, Drivers, Receivers & TransceiversThe CD54AC240F3A is a transceiver IC manufactured by Rochester Electronics. Technical highlights include 5V supply voltage and -55°C ~ 125°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 Through Hole component is supplied in a standard package and is rated for operation across -55°C ~ 125°C. Designed for motor control, LED lighting, and display backlight applications, the CD54AC240F3A is no longer produced by Rochester Electronics; FPGACenter maintains verified stock sourced through certified supply chain partners.RFQ for sourcing$252.64OBSOLETERFQ
CD54AC241F3ABuffers, Drivers, Receivers & TransceiversThe CD54AC241F3A is a transceiver IC manufactured by Rochester Electronics. Technical highlights include 1.5V ~ 5.5V supply voltage and -55°C ~ 125°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-CDIP (0.300", 7.62mm) package and is rated for operation across -55°C ~ 125°C (TA). Designed for motor control, LED lighting, and display backlight applications, the CD54AC241F3A is currently in active production through Rochester Electronics's standard distribution channels.20-CDIP (0.300", 7.62mm)1,703 In Stock$3.82ACTIVERFQ
CD54AC244F3ABuffers, Drivers, Receivers & TransceiversThe CD54AC244F3A is a transceiver IC manufactured by Rochester Electronics. Technical highlights include 1.5V ~ 5.5V supply voltage and -55°C ~ 125°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-CDIP (0.300", 7.62mm) package and is rated for operation across -55°C ~ 125°C (TA). Designed for motor control, LED lighting, and display backlight applications, the CD54AC244F3A is currently in active production through Rochester Electronics's standard distribution channels.20-CDIP (0.300", 7.62mm)1,502 In Stock$27.36ACTIVERFQ

Frequently Asked Questions

Where can I buy Rochester Electronics electronic components?

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