-
Products
-
Featured Products
-
IT infrastructure
- Hard Drives
- OEM Souring
- CPU
- IT infrastructure Memory
- Spare Parts
- Cables
- Power Supply Units
- Adapters
- Controllers
- Server
- Switch
- Network Cards
- IT infrastructure Accessories
- Storage Machines
- Systemboard
- Sfp
- Harddrives
- Heatsink
- Fan
- Rack Options
- Licenses
- Battery
- IT Racks
- Graphics
- Io Expansions
- Routers
- San
- Access Point
- Blades
- Firewalls
- Expansion Cards
- Software
- Chassis
- Flex System
- Ups
- Wifi Controller
- Bladecenters
- Rack Mounts
- Monitors
- Antenna
- Phones
- Hmc
- HOT - SALES and EOL Components
- Hard To Find
- END - OF - LIFE
- Electronic Wholesale
- 88E series
- Maxim Series
- TPS series
- STM series
- SEE ALL
-
IT infrastructure
-
Integrated Circuits (ICs)
- Integrated Circuits (ICs) Kits
- Specialized ICs
- Memory
- Audio Special Purpose
- Clock/Timing
- Data Acquisition
-
Embedded
- Embedded - CPLDs (Complex Programmable Logic Devices)
- Embedded - DSP (Digital Signal Processors)
- Embedded - FPGAs (Field Programmable Gate Array)
- Embedded - Microcontrollers
- Embedded - Microcontrollers - Application Specific
- Embedded - Microprocessors
- Embedded - PLDs (Programmable Logic Device)
- Embedded - System On Chip (SoC)
- SEE ALL
-
Interface
- Interface - Analog Switches - Special Purpose
- Interface - Analog Switches, Multiplexers, Demultiplexers
- Interface - CODECs
- Interface - Controllers
- Interface - Drivers, Receivers, Transceivers
- Interface - Encoders, Decoders, Converters
- Interface - Filters - Active
- Interface - I/O Expanders
- Interface - Modems - ICs and Modules
- Interface - Sensor and Detector Interfaces
- Interface - Serializers, Deserializers
- Interface - Signal Buffers, Repeaters, Splitters
- Interface - Signal Terminators
- Interface - Specialized
- Interface - Telecom
- Interface - UARTs (Universal Asynchronous Receiver Transmitter)
- Interface - Voice Record and Playback
- Interface - Sensor, Capacitive Touch
- SEE ALL
- Linear
-
Logic
- Logic - Buffers, Drivers, Receivers, Transceivers
- Logic - Comparators
- Logic - Counters, Dividers
- Logic - FIFOs Memory
- Logic - Flip Flops
- Logic - Gates and Inverters
- Logic - Latches
- Logic - Multivibrators
- Logic - Parity Generators and Checkers
- Logic - Shift Registers
- Logic - Signal Switches, Multiplexers, Decoders
- Logic - Specialty Logic
- Logic - Translators, Level Shifters
- Logic - Universal Bus Functions
- Logic - Gates and Inverters - Multi - Function, Configurable
-
PMIC
- PMIC - Power Over Ethernet (PoE) Controllers
- PMIC - Power Supply Controllers, Monitors
- PMIC - RMS to DC Converters
- PMIC - Supervisors
- PMIC - Thermal Management
- PMIC - V/F and F/V Converters
- PMIC - Voltage Reference
- PMIC - Voltage Regulators - DC DC Switching Controllers
- PMIC - Voltage Regulators - DC DC Switching Regulators
- PMIC - Voltage Regulators - Linear
- PMIC - Voltage Regulators - Linear Regulator Controllers
- PMIC - Voltage Regulators - Linear + Switching
- PMIC - Voltage Regulators - Special Purpose
- PMIC - AC DC Converters, Offline Switchers
- PMIC - Battery Chargers
- PMIC - Battery Management
- PMIC - Current Regulation/Management
- PMIC - Display Drivers
- PMIC - Energy Metering
- PMIC - Full, Half - Bridge Drivers
- PMIC - Gate Drivers
- PMIC - Hot Swap Controllers
- PMIC - Laser Drivers
- PMIC - LED Drivers
- PMIC - Lighting, Ballast Controllers
- PMIC - Motor Drivers, Controllers
- PMIC - OR Controllers, Ideal Diodes
- PMIC - PFC (Power Factor Correction)
- PMIC - Power Distribution Switches, Load Drivers
- PMIC - Power Management - Specialized
- PMIC - Voltage Regulators - Linear, Low Drop Out (LDO) Regulators
- SEE ALL
- SEE ALL
-
Discrete Semiconductor Products
- Current Regulation - Diodes, Transistors
- IGBTs - Arrays
- Thyristors—SCRs
- Bridge Rectifiers
- Diacs, Sidacs
- Diodes - Zener - Arrays
- Diodes - Zener - Single
- Diodes, Rectifiers - Arrays
- Diodes, Rectifiers - Single
- FETs - Arrays
- FETs - Single
- IGBTs - Modules
- IGBTs - Single
- JFETs (Junction Field Effect)
- Power Drivers - Modules
- RFFETs
- SCRs - Single - Modules
- SCRs - Single
- Triacs
- Variable Capacitance Diodes (Varicaps, Varactors)
- RF Diodes
-
TRANSISTORS
- Transistors – FETs, MOSFETs – Single
- Transistors - FETs, MOSFETs Arrays
- RF Transistors (BJT)
- Transistors - FETs, MOSFETs - RF
- Transistors - Special Purpose
- Transistors (BJT) - Arrays
- Transistors (BJT) - Arrays, Pre - Biased
- Transistors (BJT) - Single
- Transistors (BJT) - Single, Pre - Biased
- Darlington Transistor
- SEE ALL
- SEE ALL
- Memory Cards, Modules
-
Sensors, Transducers
- Sensor Interface Junction Blocks
- Sensors, Transducers -Magnets Sensor -Matched Magnets
- Sensors, Transducers -Position Sensors- Angle, Linear Position Measuring
- Sensor Cable Assemblies
- Capacitive Touch Sensors, Proximity Sensor ICs
- Current Transducers
- Encoders
- Image Sensors, Camera
- IrDA Transceiver Modules
- Moisture Sensors, Humidity
- Position Sensors - Angle, Linear Position Measuring
- Pressure Sensors, Transducers
- Proximity Sensors
-
Optical Sensors
- Optical Sensors - Ambient Light, IR, UV Sensors
- Optical Sensors - Photo Detectors - Remote Receiver
- Optical Sensors - Photodiodes
- Optical Sensors - Photointerrupters - Slot Type - Logic Output
- Optical Sensors - Photointerrupters - Slot Type - Transistor Output
- Optical Sensors - Phototransistors
- Optical Sensors - Reflective - Analog Output
- Optical Sensors - Image Sensors, Camera
- SEE ALL
- Motion Sensors
- Temperature Sensors
- Magnetic Sensors
- Proximity Sensors - Industrial
- SEE ALL
-
Optoelectronics
- Fiber Optic Transceiver Modules
- Display Bezels, Lenses
- Display Backlights
- LED Emitters - Infrared, UV, Visible
- Ballasts, Inverters
- Optocouplers/Photocouplers
- Infrared, UV, Visible Emitters
- LED Indication - Discrete
- LEDs - Circuit Board Indicators, Arrays, Light Bars, Bar Graphs
- Optics - LEDs - Light Pipes
- Panel Indicators, Pilot Lights
- LEDs - Spacers, Standoffs
- Fiber Optics
- Led Lighting
- Display Modules
- LCD, OLED, Graphic
- LED Character and Numeric
- Custom Products
- SEE ALL
- Circuit Protection
-
Connectors, Interconnects
- AC Power Connectors
- Keystone Connector Accessories
- Card Edge Connector Housings
- Card Edge Connector Contacts
- Headers & Wire Housings
- LGH Connectors
- Terminals—Screw Connectors
- USB, DVI, HDMI Connectors —USB, DVI, HDMI Connector Assemblies
- Industrial Controls, Meters——Controllers——Specialty Controllers
- Card Edge Connectors - Edgeboard Connectors
- Circular Connectors
- Memory Connectors - PC Card Sockets
- Modular Connectors
- Pluggable Connectors
- Power Entry Connectors - Inlets, Outlets, Modules
- Rectangular - Board to Board Connectors
- Rectangular Connectors
- Sockets for ICs, Transistors
- Terminal Blocks
- Terminals
- USB, DVI, HDMI Connectors
- Backplane Connectors
- Coaxial Connectors (RF)
- FFC, FPC (FlatFlexible) Connectors
- D - SUB, D - SHAPED connectors
- Terminals - PC Pin Receptacles, Socket Connectors
- Terminals - PC Pin, Single Post Connectors
- Terminals - Quick Connects, Quick Disconnect Connectors
- Terminals - Specialized Connectors
- Terminals - Wire Splice Connectors
- Terminals - Wire to Board Connectors
- FFC, FPC (FlatFlexible) Connector Assemblies
- Heavy Duty Connector Frames
- Heavy Duty Connector Accessories
- Heavy Duty Connector Inserts, Modules
- Modular Connector Jacks
- Modular Connector Jacks With Magnetics
- Modular/Ethernet Connector (RJ45, RJ11) Jacks
- Pluggable Connector Assemblies
- Rectangular - Board to Board Connectors - Arrays, Edge Type, Mezzanine
- Rectangular Connectors - Board In, Direct Wire to Board
- Rectangular Connectors - Free Hanging, Panel Mount
- Rectangular Connectors - Headers, Male Pins
- Rectangular Connectors - Headers, Receptacles, Female Sockets
- Rectangular Connector - Accessories
- Rectangular Connector Contacts
- Rectangular Connector Housings
- Rectangular Connector - Spring Loaded
- Solid State Lighting Connector - Assemblies
- SEE ALL
- Capacitors
- Resistors
- Relays
- Isolators
- Filters
- Power Supplies - Board Mount
-
RF/IF and RFID
- RFID Reader Modules
- RF and Wireless >RF Power Dividers/Splitters
- Attenuators
- Balun
- RF Amplifiers
- RF Antennas
- RF Demodulators
- RF Detectors
- RF Diplexers
- RF Directional Coupler
- RF Evaluation and Development Kits, Boards
- RF Front End (LNA + PA)
- RF Misc ICs and Modules
- RF Mixers
- RF Modulators
- RF Power Dividers/Splitters
- RF Receivers
- RF Switches
- RF Transceiver ICs
- RF Transceiver Modules
- RF Transmitters
- RFID, RF Access, Monitoring ICs
- RF Multiplexers
- SEE ALL
- Crystals, Oscillators and Resonators
-
Uncategorized
- Audio Products
- Cable Assemblies
- Cables, Wires
- Cables, Wires - Management
- Hardware, Fasteners, Accessories
- Inductors, Coils, Chokes
- Industrial Controls, Meters
- Potentiometers, Variable Resistors
-
Programmers, Development Systems
- Evaluation Boards - Embedded - Complex Logic (FPGA, CPLD)
- Evaluation Boards
- Evaluation Boards—RF Evaluation and Development Kits, Boards
- Evaluation and Demonstration Boards and Kits
- Evaluation Boards - Analog to Digital Converters (ADCs)
- Evaluation Boards - Audio Amplifiers
- Evaluation Boards - DC/DC & AC/DC (Off - Line)SMPS
- Evaluation Boards - Embedded - MCU, DSP
- Evaluation Boards - Expansion Boards
- Evaluation Boards - Op Amps
- Evaluation Boards - Sensors
- Evaluation Boards - Linear Voltage Regulators
- Evaluation Boards - RF, RFID, Wireless
- SEE ALL
- Switches
- Transformers
- Tools and Supplies
- Prototyping, Fabrication Products
- SEE ALL
-
Featured Products
-
Manufacturers
- Altera
- Analog Devices Inc.
- Atmel
- Bosch Sensortec
- Cypress Semiconductor Corp
- Diodes Incorporated
- Freescale Semiconductor - NXP
- FTDI, Future Technology Devices International Ltd
- Infineon Technologies
- Linear Technology
- Maxim Integrated
- Microchip Technology
- Micron Technology Inc.
- NXP / Nexperia
- ON Semiconductor
- Silicon Labs
- STMicroelectronics
- Texas Instruments
- Allegro MicroSystems, LLC
- Vishay
- SEE ALL
- My Account
- Supports
- About Us
- Group
- Contact Us
Hard To Find from Fairchild/ON Semiconductor : 359 - Page 11
Hard To Find electronic components are those that are either obsolete or produced in limited quantities, making them challenging to source. These components are crucial for maintaining and repairing older electronic equipment or completing specialized projects that require specific parts.
Leading suppliers specialize in sourcing and stocking these elusive components, ensuring that engineers and hobbyists can find the parts they need. Whether it's vintage semiconductors, discontinued ICs, or rare passive components, these suppliers provide a vital service to the electronics community.
Acquiring hard-to-find components helps extend the lifespan of existing equipment, reduces e-waste, and supports sustainable practices in electronics manufacturing. Reliable suppliers ensure these parts are authentic and quality-tested, offering peace of mind to their customers.
| Select | Images | Part Number | Mfr | Description | Datasheet | Availability | Price | Qty | RFQ | Rohs | ECAD Model |
|---|---|---|---|---|---|---|---|---|---|---|---|
|
Mfr. Part No. WS Part No. |
OPTOISO 2.5KV TRANS W/BASE 8DIP
|
 Datasheet
|
Low Stock |
MOQ: 9 |
|
|
||||
|
Mfr. Part No. WS Part No. |
IC MULTIPLEXER QUAD 2-IN 16-DIP
|
Datasheet
|
Low Stock |
MOQ: 12 |
|
|
||||
|
Mfr. Part No. WS Part No. |
IC COUNTER BINARY SYNC 16SOP
|
Datasheet
|
Low Stock |
MOQ: 16 |
|
|
||||
|
Mfr. Part No. WS Part No. |
|
Low Stock |
MOQ: 1 |
Need to verify |
|
|||||
|
Mfr. Part No. WS Part No. |
OPTOISO 4.17KV DARL W/BASE 6SMD
|
Datasheet
|
Low Stock |
MOQ: 1 |
|
|
||||
|
Mfr. Part No. WS Part No. |
First-In First-Out (FIFO) Buffer Memory
|
Low Stock |
MOQ: 1 |
Need to verify |
|
|||||
|
Mfr. Part No. WS Part No. |
OPTOISO 5.3KV DARL W/BASE 6SMD
|
Datasheet
|
Low Stock |
MOQ: 1 |
|
|
||||
|
Mfr. Part No. WS Part No. |
IC D-TYPE POS TRG SNGL 20TSSOP
|
Datasheet
|
Low Stock |
MOQ: 1 |
|
|
||||
|
Mfr. Part No. WS Part No. |
IC OCT TRANSP LATCH 3ST 20TSSOP
|
Datasheet
|
Low Stock |
MOQ: 1 |
|
|
||||
|
Mfr. Part No. WS Part No. |
HIGH SPEED TRANSISTOR OPTOCOUPLERS
|
Datasheet
|
Low Stock |
MOQ: 1 |
|
|
||||
|
Mfr. Part No. WS Part No. |
|
Low Stock |
MOQ: 1 |
Need to verify |
|
|||||
|
Mfr. Part No. WS Part No. |
LOW INPUT CURRENT HIGH GAIN SPLIT DARLINGTON OPTOCOUPLERS
|
Datasheet
|
Low Stock |
MOQ: 1 |
|
|
||||
|
Mfr. Part No. WS Part No. |
IC BUFF DVR TRI-ST 16BIT 48TSSOP
|
Datasheet
|
7,000 pieces In Stock |
MOQ: 90 |
|
|
||||
|
Mfr. Part No. WS Part No. |
IC REGISTER QUAD 2-PORT 16SOIC
|
Datasheet
|
10,568 pieces In Stock |
MOQ: 180 |
|
|
||||
|
Mfr. Part No. WS Part No. |
IC GATE AND 4CH 2-INP 14-SOIC
|
Datasheet
|
1,769 pieces In Stock |
MOQ: 90 |
|
|
||||
|
Mfr. Part No. WS Part No. |
IC OCT TRANSP LATCH 3ST 20SSOP
|
Datasheet
|
2,415 pieces In Stock |
MOQ: 295 |
|
|
||||
|
Mfr. Part No. WS Part No. |
IC D-TYPE POS TRG SNGL 20TSSOP
|
Datasheet
|
7,920 pieces In Stock |
MOQ: 880 |
|
|
||||
|
Mfr. Part No. WS Part No. |
IC COMPARATOR IDENTITY 20TSSOP
|
Datasheet
|
11,300 pieces In Stock |
MOQ: 175 |
|
|
||||
|
Mfr. Part No. WS Part No. |
MULTIPLEXER QUAD 2IN HS 16TSSOP
|
Datasheet
|
11,400 pieces In Stock |
MOQ: 6 |
|
|
||||
|
Mfr. Part No. WS Part No. |
IC BUFF/DVR TRI-ST 8BIT 20TSSOP
|
Datasheet
|
5,000 pieces In Stock |
MOQ: 140 |
|
|
