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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

Page 1210 of 5325
Part NumberCategoryDescriptionPackageStockPriceStatus
CAT1161LI-28Supervisors & Reset ICsThe CAT1161LI-28 is a voltage supervisor manufactured by Rochester Electronics. Key technical specifications include Open Drain or Open Collector output type, 1 monitored voltage, 130ms Minimum reset timeout, and -55°C ~ 125°C operating temperature; design review should also confirm input voltage, output voltage, and voltage threshold. This Through Hole component is supplied in a 8-DIP (0.300", 7.62mm) package and is rated for operation across -55°C ~ 125°C. Designed for automotive electronics, industrial automation, and telecommunications equipment applications, the CAT1161LI-28 is no longer produced by Rochester Electronics; FPGACenter maintains verified stock sourced through certified supply chain partners.8-DIP (0.300", 7.62mm)RFQ for sourcing$0.7117OBSOLETERFQ
CAT1161LI-28-GSupervisors & Reset ICsThe CAT1161LI-28-G is a voltage supervisor manufactured by Rochester Electronics. Design review should confirm input voltage, output voltage, voltage threshold, LDO or supervisor behavior when applicable, and thermal 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 automotive electronics, industrial automation, and telecommunications equipment applications, the CAT1161LI-28-G is currently in active production through Rochester Electronics's standard distribution channels.25,195 In Stock$0.7117ACTIVERFQ
CAT1161LI-30Supervisors & Reset ICsThe CAT1161LI-30 is a voltage supervisor manufactured by Rochester Electronics. Key technical specifications include Open Drain or Open Collector output type, 1 monitored voltage, 130ms Minimum reset timeout, and -55°C ~ 125°C operating temperature; design review should also confirm input voltage, output voltage, and voltage threshold. This Through Hole component is supplied in a 8-DIP (0.300", 7.62mm) package and is rated for operation across -55°C ~ 125°C. Designed for automotive electronics, industrial automation, and telecommunications equipment applications, the CAT1161LI-30 is no longer produced by Rochester Electronics; FPGACenter maintains verified stock sourced through certified supply chain partners.8-DIP (0.300", 7.62mm)RFQ for sourcing$1.00OBSOLETERFQ
CAT1161LI-30-GSupervisors & Reset ICsThe CAT1161LI-30-G is a voltage supervisor manufactured by Rochester Electronics. Key technical specifications include Open Drain or Open Collector output type, 3V voltage threshold, 1 monitored voltage, 130ms Minimum reset timeout, and -40°C ~ 85°C (TA) operating temperature; design review should also confirm input voltage, output voltage, and voltage threshold. This Through Hole component is supplied in a 8-DIP (0.300", 7.62mm) package and is rated for operation across -40°C ~ 85°C (TA). Designed for automotive electronics, industrial automation, and telecommunications equipment applications, the CAT1161LI-30-G is no longer produced by Rochester Electronics; FPGACenter maintains verified stock sourced through certified supply chain partners.8-DIP (0.300", 7.62mm)RFQ for sourcing$1.00OBSOLETERFQ
CAT1161LI-42-GSupervisors & Reset ICsThe CAT1161LI-42-G is a voltage supervisor manufactured by Rochester Electronics. Key technical specifications include Open Drain or Open Collector output type, 4.25V voltage threshold, 1 monitored voltage, 130ms Minimum reset timeout, and -40°C ~ 85°C (TA) operating temperature; design review should also confirm input voltage, output voltage, and voltage threshold. This Through Hole component is supplied in a 8-DIP (0.300", 7.62mm) package and is rated for operation across -40°C ~ 85°C (TA). Designed for automotive electronics, industrial automation, and telecommunications equipment applications, the CAT1161LI-42-G is no longer produced by Rochester Electronics; FPGACenter maintains verified stock sourced through certified supply chain partners.8-DIP (0.300", 7.62mm)RFQ for sourcingRFQOBSOLETERFQ
CAT1161W-28Supervisors & Reset ICsThe CAT1161W-28 is a voltage supervisor manufactured by Rochester Electronics. Key technical specifications include Open Drain or Open Collector output type, 1 monitored voltage, 130ms Minimum reset timeout, and -55°C ~ 125°C operating temperature; design review should also confirm input voltage, output voltage, and voltage threshold. This Surface Mount component is supplied in a 8-SOIC (0.154", 3.90mm Width) package and is rated for operation across -55°C ~ 125°C. Designed for automotive electronics, industrial automation, and telecommunications equipment applications, the CAT1161W-28 is no longer produced by Rochester Electronics; FPGACenter maintains verified stock sourced through certified supply chain partners.8-SOIC (0.154", 3.90mm Width)RFQ for sourcing$0.3583OBSOLETERFQ
CAT1161W-45Supervisors & Reset ICsThe CAT1161W-45 is a voltage supervisor manufactured by Rochester Electronics. Key technical specifications include Open Drain or Open Collector output type, 1 monitored voltage, 130ms Minimum reset timeout, and -55°C ~ 125°C operating temperature; design review should also confirm input voltage, output voltage, and voltage threshold. This Surface Mount component is supplied in a 8-SOIC (0.154", 3.90mm Width) package and is rated for operation across -55°C ~ 125°C. Designed for automotive electronics, industrial automation, and telecommunications equipment applications, the CAT1161W-45 is no longer produced by Rochester Electronics; FPGACenter maintains verified stock sourced through certified supply chain partners.8-SOIC (0.154", 3.90mm Width)RFQ for sourcing$0.6552OBSOLETERFQ
CAT1161W45Supervisors & Reset ICsThe CAT1161W45 is a voltage supervisor manufactured by Rochester Electronics. Key technical specifications include Open Drain or Open Collector output type, 4.5V voltage threshold, 1 monitored voltage, 130ms Minimum reset timeout, and 0°C ~ 70°C (TA) operating temperature; design review should also confirm input voltage, output voltage, and voltage threshold. This Surface Mount component is supplied in a 8-SOIC (0.154", 3.90mm Width) package and is rated for operation across 0°C ~ 70°C (TA). Designed for automotive electronics, industrial automation, and telecommunications equipment applications, the CAT1161W45 is currently in active production through Rochester Electronics's standard distribution channels.8-SOIC (0.154", 3.90mm Width)653 In StockRFQACTIVERFQ
CAT1161WGI-42Supervisors & Reset ICsThe CAT1161WGI-42 is a voltage supervisor manufactured by Rochester Electronics. Key technical specifications include Open Drain or Open Collector output type, 4.25V voltage threshold, 1 monitored voltage, 130ms Minimum reset timeout, and -40°C ~ 85°C (TA) operating temperature; design review should also confirm input voltage, output voltage, and voltage threshold. This Surface Mount component is supplied in a 8-SOIC (0.154", 3.90mm Width) package and is rated for operation across -40°C ~ 85°C (TA). Designed for automotive electronics, industrial automation, and telecommunications equipment applications, the CAT1161WGI-42 is currently in active production through Rochester Electronics's standard distribution channels.8-SOIC (0.154", 3.90mm Width)1,222 In StockRFQACTIVERFQ
CAT1161WI-25Supervisors & Reset ICsThe CAT1161WI-25 is a voltage supervisor manufactured by Rochester Electronics. Key technical specifications include Open Drain or Open Collector output type, 1 monitored voltage, 130ms Minimum reset timeout, and -55°C ~ 125°C operating temperature; design review should also confirm input voltage, output voltage, and voltage threshold. This Surface Mount component is supplied in a 8-SOIC (0.154", 3.90mm Width) package and is rated for operation across -55°C ~ 125°C. Designed for automotive electronics, industrial automation, and telecommunications equipment applications, the CAT1161WI-25 is no longer produced by Rochester Electronics; FPGACenter maintains verified stock sourced through certified supply chain partners.8-SOIC (0.154", 3.90mm Width)RFQ for sourcing$0.7021OBSOLETERFQ
CAT1161WI-28-GT3Supervisors & Reset ICsThe CAT1161WI-28-GT3 is a voltage supervisor manufactured by Rochester Electronics. Key technical specifications include Open Drain or Open Collector output type, 2.85V voltage threshold, 1 monitored voltage, 130ms Minimum reset timeout, and -40°C ~ 85°C (TA) operating temperature; design review should also confirm input voltage, output voltage, and voltage threshold. This Surface Mount component is supplied in a 8-SOIC (0.154", 3.90mm Width) package and is rated for operation across -40°C ~ 85°C (TA). Designed for automotive electronics, industrial automation, and telecommunications equipment applications, the CAT1161WI-28-GT3 is no longer produced by Rochester Electronics; FPGACenter maintains verified stock sourced through certified supply chain partners.8-SOIC (0.154", 3.90mm Width)RFQ for sourcing$0.0090OBSOLETERFQ
CAT1161WI-30Supervisors & Reset ICsThe CAT1161WI-30 is a voltage supervisor manufactured by Rochester Electronics. Key technical specifications include Open Drain or Open Collector output type, 3V voltage threshold, 1 monitored voltage, 130ms Minimum reset timeout, and -40°C ~ 85°C (TA) operating temperature; design review should also confirm input voltage, output voltage, and voltage threshold. This Surface Mount component is supplied in a 8-SOIC (0.154", 3.90mm Width) package and is rated for operation across -40°C ~ 85°C (TA). Designed for automotive electronics, industrial automation, and telecommunications equipment applications, the CAT1161WI-30 is currently in active production through Rochester Electronics's standard distribution channels.8-SOIC (0.154", 3.90mm Width)42,162 In Stock$0.4724ACTIVERFQ
CAT1161WI-30-GSupervisors & Reset ICsThe CAT1161WI-30-G is a voltage supervisor manufactured by Rochester Electronics. Key technical specifications include Open Drain or Open Collector output type, 3V voltage threshold, 1 monitored voltage, 130ms Minimum reset timeout, and -40°C ~ 85°C (TA) operating temperature; design review should also confirm input voltage, output voltage, and voltage threshold. This Surface Mount component is supplied in a 8-SOIC (0.154", 3.90mm Width) package and is rated for operation across -40°C ~ 85°C (TA). Designed for automotive electronics, industrial automation, and telecommunications equipment applications, the CAT1161WI-30-G is no longer produced by Rochester Electronics; FPGACenter maintains verified stock sourced through certified supply chain partners.8-SOIC (0.154", 3.90mm Width)RFQ for sourcing$4.22OBSOLETERFQ
CAT1161WI-42-GSupervisors & Reset ICsThe CAT1161WI-42-G is a voltage supervisor manufactured by Rochester Electronics. Key technical specifications include Open Drain or Open Collector output type, 4.25V voltage threshold, 1 monitored voltage, 130ms Minimum reset timeout, and -40°C ~ 85°C (TA) operating temperature; design review should also confirm input voltage, output voltage, and voltage threshold. This Surface Mount component is supplied in a 8-SOIC (0.154", 3.90mm Width) package and is rated for operation across -40°C ~ 85°C (TA). Designed for automotive electronics, industrial automation, and telecommunications equipment applications, the CAT1161WI-42-G is no longer produced by Rochester Electronics; FPGACenter maintains verified stock sourced through certified supply chain partners.8-SOIC (0.154", 3.90mm Width)RFQ for sourcingRFQOBSOLETERFQ
CAT1161WI-45Supervisors & Reset ICsThe CAT1161WI-45 is a voltage supervisor manufactured by Rochester Electronics. Key technical specifications include Open Drain or Open Collector output type, 4.5V voltage threshold, 1 monitored voltage, 130ms Minimum reset timeout, and -40°C ~ 85°C (TA) operating temperature; design review should also confirm input voltage, output voltage, and voltage threshold. This Surface Mount component is supplied in a 8-SOIC (0.154", 3.90mm Width) package and is rated for operation across -40°C ~ 85°C (TA). Designed for automotive electronics, industrial automation, and telecommunications equipment applications, the CAT1161WI-45 is currently in active production through Rochester Electronics's standard distribution channels.8-SOIC (0.154", 3.90mm Width)2,499 In StockRFQACTIVERFQ
CAT1161WI-45-GSupervisors & Reset ICsThe CAT1161WI-45-G is a voltage supervisor manufactured by Rochester Electronics. Key technical specifications include Open Drain or Open Collector output type, 4.5V voltage threshold, 1 monitored voltage, 130ms Minimum reset timeout, and -40°C ~ 85°C (TA) operating temperature; design review should also confirm input voltage, output voltage, and voltage threshold. This Surface Mount component is supplied in a 8-SOIC (0.154", 3.90mm Width) package and is rated for operation across -40°C ~ 85°C (TA). Designed for automotive electronics, industrial automation, and telecommunications equipment applications, the CAT1161WI-45-G is no longer produced by Rochester Electronics; FPGACenter maintains verified stock sourced through certified supply chain partners.8-SOIC (0.154", 3.90mm Width)RFQ for sourcingRFQOBSOLETERFQ
CAT1161WI-45-GT3Supervisors & Reset ICsThe CAT1161WI-45-GT3 is a voltage supervisor manufactured by Rochester Electronics. Key technical specifications include Open Drain or Open Collector output type, 4.5V voltage threshold, 1 monitored voltage, 130ms Minimum reset timeout, and -40°C ~ 85°C (TA) operating temperature; design review should also confirm input voltage, output voltage, and voltage threshold. This Surface Mount component is supplied in a 8-SOIC (0.154", 3.90mm Width) package and is rated for operation across -40°C ~ 85°C (TA). Designed for automotive electronics, industrial automation, and telecommunications equipment applications, the CAT1161WI-45-GT3 is no longer produced by Rochester Electronics; FPGACenter maintains verified stock sourced through certified supply chain partners.8-SOIC (0.154", 3.90mm Width)RFQ for sourcingRFQOBSOLETERFQ
CAT1161WI-45-T3Supervisors & Reset ICsThe CAT1161WI-45-T3 is a voltage supervisor manufactured by Rochester Electronics. Key technical specifications include Open Drain or Open Collector output type, 4.5V voltage threshold, 1 monitored voltage, 130ms Minimum reset timeout, and -40°C ~ 85°C (TA) operating temperature; design review should also confirm input voltage, output voltage, and voltage threshold. This Surface Mount component is supplied in a 8-SOIC (0.154", 3.90mm Width) package and is rated for operation across -40°C ~ 85°C (TA). Designed for automotive electronics, industrial automation, and telecommunications equipment applications, the CAT1161WI-45-T3 is no longer produced by Rochester Electronics; FPGACenter maintains verified stock sourced through certified supply chain partners.8-SOIC (0.154", 3.90mm Width)RFQ for sourcingRFQOBSOLETERFQ
CAT1161WI25Supervisors & Reset ICsThe CAT1161WI25 is a voltage supervisor manufactured by Rochester Electronics. Key technical specifications include Open Drain or Open Collector output type, 2.55V voltage threshold, 1 monitored voltage, 130ms Minimum reset timeout, and -40°C ~ 85°C operating temperature; design review should also confirm input voltage, output voltage, and voltage threshold. This Surface Mount component is supplied in a 8-SOIC (0.154", 3.90mm Width) package and is rated for operation across -40°C ~ 85°C. Designed for automotive electronics, industrial automation, and telecommunications equipment applications, the CAT1161WI25 is currently in active production through Rochester Electronics's standard distribution channels.8-SOIC (0.154", 3.90mm Width)2,487 In StockRFQACTIVERFQ
CAT1161WI30Supervisors & Reset ICsThe CAT1161WI30 is a voltage supervisor manufactured by Rochester Electronics. Key technical specifications include Open Drain or Open Collector output type, 3V voltage threshold, 1 monitored voltage, 130ms Minimum reset timeout, and -40°C ~ 85°C operating temperature; design review should also confirm input voltage, output voltage, and voltage threshold. This Surface Mount component is supplied in a 8-SOIC (0.154", 3.90mm Width) package and is rated for operation across -40°C ~ 85°C. Designed for automotive electronics, industrial automation, and telecommunications equipment applications, the CAT1161WI30 is currently in active production through Rochester Electronics's standard distribution channels.8-SOIC (0.154", 3.90mm Width)696 In Stock$0.7675ACTIVERFQ

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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