Hard-to-find, EOL, and shortage parts24h target RFQ responseInspection, traceability, and alternate sourcing
R

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.

✓ Originality review✓ No Minimum Order✓ Quality Inspection✓ Global Shipping

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 1800 of 5325
Part NumberCategoryDescriptionPackageStockPriceStatus
DM74S157JSignal Switches, MUX & DecodersThe DM74S157J 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 DM74S157J is currently in active production through Rochester Electronics's standard distribution channels.54,535 In Stock$1.22ACTIVERFQ
DM74S157NSignal Switches, MUX & DecodersThe DM74S157N is a combinational logic IC manufactured by Rochester Electronics. Technical highlights include 4.75V ~ 5.25V supply voltage and 0°C ~ 70°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-DIP (0.300", 7.62mm) package and is rated for operation across 0°C ~ 70°C. Designed for consumer electronics, industrial control, and telecommunications applications, the DM74S157N is no longer produced by Rochester Electronics; FPGACenter maintains verified stock sourced through certified supply chain partners.16-DIP (0.300", 7.62mm)RFQ for sourcing$0.4756OBSOLETERFQ
DM74S158NSignal Switches, MUX & DecodersThe DM74S158N is a combinational logic IC manufactured by Rochester Electronics. Technical highlights include 4.75V ~ 5.25V supply voltage and 0°C ~ 70°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-DIP (0.300", 7.62mm) package and is rated for operation across 0°C ~ 70°C. Designed for consumer electronics, industrial control, and telecommunications applications, the DM74S158N is no longer produced by Rochester Electronics; FPGACenter maintains verified stock sourced through certified supply chain partners.16-DIP (0.300", 7.62mm)RFQ for sourcing$0.2497OBSOLETERFQ
DM74S161NCounters & DividersThe DM74S161N is a counter/divider IC manufactured by Rochester Electronics. Technical highlights include 4.75 V ~ 5.25 V supply voltage and 0°C ~ 70°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-DIP (0.300", 7.62mm) package and is rated for operation across 0°C ~ 70°C. Designed for consumer electronics, industrial control, and telecommunications applications, the DM74S161N is no longer produced by Rochester Electronics; FPGACenter maintains verified stock sourced through certified supply chain partners.16-DIP (0.300", 7.62mm)RFQ for sourcing$0.3413OBSOLETERFQ
DM74S163NCounters & DividersThe DM74S163N is a counter/divider IC manufactured by Rochester Electronics. Technical highlights include 4.75 V ~ 5.25 V supply voltage and 0°C ~ 70°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-DIP (0.300", 7.62mm) package and is rated for operation across 0°C ~ 70°C. Designed for consumer electronics, industrial control, and telecommunications applications, the DM74S163N is no longer produced by Rochester Electronics; FPGACenter maintains verified stock sourced through certified supply chain partners.16-DIP (0.300", 7.62mm)RFQ for sourcing$0.4637OBSOLETERFQ
DM74S174JFlip-FlopsThe DM74S174J 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 DM74S174J is currently in active production through Rochester Electronics's standard distribution channels.39,876 In Stock$1.49ACTIVERFQ
DM74S175NFlip-FlopsThe DM74S175N is a sequential logic IC manufactured by Rochester Electronics. Technical highlights include 4.75V ~ 5.25V supply voltage and 0°C ~ 70°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-DIP (0.300", 7.62mm) package and is rated for operation across 0°C ~ 70°C (TA). Designed for consumer electronics, industrial control, and telecommunications applications, the DM74S175N is no longer produced by Rochester Electronics; FPGACenter maintains verified stock sourced through certified supply chain partners.16-DIP (0.300", 7.62mm)RFQ for sourcing$0.6259OBSOLETERFQ
DM74S194JDrivers, Receivers & TransceiversThe DM74S194J 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 DM74S194J is currently in active production through Rochester Electronics's standard distribution channels.18,230 In Stock$1.75ACTIVERFQ
DM74S20NGates & InvertersThe DM74S20N is a combinational logic IC manufactured by Rochester Electronics. Technical highlights include 4.75V ~ 5.25V supply voltage and 0°C ~ 70°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-DIP (0.300", 7.62mm) package and is rated for operation across 0°C ~ 70°C. Designed for consumer electronics, industrial control, and telecommunications applications, the DM74S20N 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$0.1170OBSOLETERFQ
DM74S240JBuffers, Drivers, Receivers & TransceiversThe DM74S240J 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 DM74S240J is currently in active production through Rochester Electronics's standard distribution channels.3,996 In Stock$2.73ACTIVERFQ
DM74S240NGates & InvertersThe DM74S240N is a combinational logic IC manufactured by Rochester Electronics. Technical highlights include 4.75V ~ 5.25V supply voltage and 0°C ~ 70°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 0°C ~ 70°C. Designed for consumer electronics, industrial control, and telecommunications applications, the DM74S240N 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$1.19OBSOLETERFQ
DM74S241JBuffers, Drivers, Receivers & TransceiversThe DM74S241J 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 DM74S241J is currently in active production through Rochester Electronics's standard distribution channels.1,520 In Stock$5.38ACTIVERFQ
DM74S241NBuffers, Drivers, Receivers & TransceiversThe DM74S241N is a transceiver IC manufactured by Rochester Electronics. Technical highlights include 4.75V ~ 5.25V supply voltage and 0°C ~ 70°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 0°C ~ 70°C (TA). Designed for motor control, LED lighting, and display backlight applications, the DM74S241N 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$0.4517OBSOLETERFQ
DM74S244JBuffers, Drivers, Receivers & TransceiversThe DM74S244J 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 DM74S244J is currently in active production through Rochester Electronics's standard distribution channels.42,936 In Stock$2.39ACTIVERFQ
DM74S244NBuffers, Drivers, Receivers & TransceiversThe DM74S244N is a transceiver IC manufactured by Rochester Electronics. Technical highlights include 4.75V ~ 5.25V supply voltage and 0°C ~ 70°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 0°C ~ 70°C (TA). Designed for motor control, LED lighting, and display backlight applications, the DM74S244N 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$0.8776OBSOLETERFQ
DM74S253NSignal Switches, MUX & DecodersThe DM74S253N is a combinational logic IC manufactured by Rochester Electronics. Technical highlights include 4.75V ~ 5.25V supply voltage and 0°C ~ 70°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-DIP (0.300", 7.62mm) package and is rated for operation across 0°C ~ 70°C. Designed for consumer electronics, industrial control, and telecommunications applications, the DM74S253N is no longer produced by Rochester Electronics; FPGACenter maintains verified stock sourced through certified supply chain partners.16-DIP (0.300", 7.62mm)RFQ for sourcing$0.1755OBSOLETERFQ
DM74S257JSignal Switches, MUX & DecodersThe DM74S257J 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 DM74S257J is currently in active production through Rochester Electronics's standard distribution channels.7,896 In Stock$1.32ACTIVERFQ
DM74S257NSignal Switches, MUX & DecodersThe DM74S257N is a combinational logic IC manufactured by Rochester Electronics. Technical highlights include 4.75V ~ 5.25V supply voltage and 0°C ~ 70°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-DIP (0.300", 7.62mm) package and is rated for operation across 0°C ~ 70°C. Designed for consumer electronics, industrial control, and telecommunications applications, the DM74S257N is no longer produced by Rochester Electronics; FPGACenter maintains verified stock sourced through certified supply chain partners.16-DIP (0.300", 7.62mm)RFQ for sourcing$0.4682OBSOLETERFQ
DM74S280JParity Generators & CheckersThe DM74S280J 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 DM74S280J is currently in active production through Rochester Electronics's standard distribution channels.840 In StockRFQACTIVERFQ
DM74S299NShift RegistersThe DM74S299N is a shift register IC manufactured by Rochester Electronics. Technical highlights include 4.75V ~ 5.25V supply voltage and 0°C ~ 70°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 0°C ~ 70°C. Designed for consumer electronics, industrial control, and telecommunications applications, the DM74S299N is currently in active production through Rochester Electronics's standard distribution channels.20-DIP (0.300", 7.62mm)1,842 In Stock$1.29ACTIVERFQ

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.

Need Rochester Electronics Components?

Submit an RFQ for competitive pricing on any Rochester Electronics part. No minimum order, fast global shipping.

Request QuoteContact Sales
Get Quote