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Products
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Featured Products
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IT infrastructure
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- 88E series
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- END - OF - LIFE
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IT infrastructure
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Integrated Circuits (ICs)
- Integrated Circuits (ICs) Kits
- Clock/Timing
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Embedded
- Embedded - CPLDs (Complex Programmable Logic Devices)
- Embedded - DSP (Digital Signal Processors)
- Embedded - FPGAs (Field Programmable Gate Array)
- Embedded - Microcontrollers
- Embedded - Microcontrollers - Application Specific
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- Embedded - PLDs (Programmable Logic Device)
- Embedded - System On Chip (SoC)
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Interface
- Interface - Analog Switches - Special Purpose
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- Interface - CODECs
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- 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
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- Linear
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Logic
- Logic - Buffers, Drivers, Receivers, Transceivers
- Logic - Comparators
- Logic - Counters, Dividers
- Logic - FIFOs Memory
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- 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
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PMIC
- PMIC - AC DC Converters, Offline Switchers
- PMIC - Battery Chargers
- PMIC - Battery Management
- PMIC - Current Regulation/Management
- PMIC - Display Drivers
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- PMIC - Full, Half - Bridge Drivers
- PMIC - Gate Drivers
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- PMIC - OR Controllers, Ideal Diodes
- PMIC - PFC (Power Factor Correction)
- PMIC - Power Distribution Switches, Load Drivers
- PMIC - Power Management - Specialized
- 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 - Voltage Regulators - Linear, Low Drop Out (LDO) Regulators
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- Specialized ICs
- Audio Special Purpose
- Memory
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Discrete Semiconductor Products
- Current Regulation - Diodes, Transistors
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TRANSISTORS
- Transistors – FETs, MOSFETs – Single
- Transistors - FETs, MOSFETs Arrays
- Darlington Transistor
- Transistors - FETs, MOSFETs - RF
- Transistors - Special Purpose
- Transistors (BJT) - Arrays
- Transistors (BJT) - Arrays, Pre - Biased
- Transistors (BJT) - Single
- Transistors (BJT) - Single, Pre - Biased
- RF Transistors (BJT)
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- RF Diodes
- Bridge Rectifiers
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- Diodes - Zener - Arrays
- Diodes - Zener - Single
- Diodes, Rectifiers - Arrays
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- FETs - Arrays
- FETs - Single
- IGBTs - Modules
- IGBTs - Single
- JFETs (Junction Field Effect)
- Power Drivers - Modules
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- SCRs - Single - Modules
- SCRs - Single
- Triacs
- Variable Capacitance Diodes (Varicaps, Varactors)
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- Memory Cards, Modules
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Sensors, Transducers
- Sensor Interface Junction Blocks
- Sensors, Transducers -Magnets Sensor -Matched Magnets
- Sensors, Transducers -Position Sensors- Angle, Linear Position Measuring
- Sensor Cable Assemblies
- Proximity Sensors - Industrial
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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
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- Motion Sensors
- Temperature Sensors
- Magnetic Sensors
- Moisture Sensors, Humidity
- Position Sensors - Angle, Linear Position Measuring
- Pressure Sensors, Transducers
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- Capacitive Touch Sensors, Proximity Sensor ICs
- Current Transducers
- Encoders
- Image Sensors, Camera
- IrDA Transceiver Modules
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Optoelectronics
- LED Emitters - Infrared, UV, Visible
- Ballasts, Inverters
- Fiber Optic Transceiver Modules
- Optocouplers/Photocouplers
- Display Bezels, Lenses
- Display Backlights
- LCD, OLED, Graphic
- LED Character and Numeric
- Infrared, UV, Visible Emitters
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- LEDs - Spacers, Standoffs
- Fiber Optics
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- Display Modules
- LEDs - Circuit Board Indicators, Arrays, Light Bars, Bar Graphs
- Optics - LEDs - Light Pipes
- Panel Indicators, Pilot Lights
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- Circuit Protection
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Connectors, Interconnects
- Keystone Connector Accessories
- Card Edge Connector Housings
- Card Edge Connector Contacts
- Headers & Wire Housings
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- USB, DVI, HDMI Connectors —USB, DVI, HDMI Connector Assemblies
- Industrial Controls, Meters——Controllers——Specialty Controllers
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- Terminals - Specialized Connectors
- Terminals - Wire Splice Connectors
- Terminals - Wire to Board Connectors
- FFC, FPC (FlatFlexible) Connector Assemblies
- Heavy Duty Connector Frames
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- Heavy Duty Connector Inserts, Modules
- Modular Connector Jacks
- Modular Connector Jacks With Magnetics
- Modular/Ethernet Connector (RJ45, RJ11) Jacks
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- Rectangular Connectors - Board In, Direct Wire to Board
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- Rectangular Connector Contacts
- Rectangular Connector Housings
- Rectangular Connector - Spring Loaded
- Solid State Lighting Connector - Assemblies
- D - SUB, D - SHAPED connectors
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- Power Entry Connectors - Inlets, Outlets, Modules
- Rectangular - Board to Board Connectors
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- Capacitors
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RF/IF and RFID
- RF and Wireless >RF Power Dividers/Splitters
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- RF Evaluation and Development Kits, Boards
- RF Front End (LNA + PA)
- RF Misc ICs and Modules
- RF Mixers
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- RF Receivers
- RF Switches
- RF Transceiver ICs
- RF Transceiver Modules
- RF Transmitters
- RFID, RF Access, Monitoring ICs
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- Crystals, Oscillators and Resonators
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Uncategorized
- Audio Products
- Cable Assemblies
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Programmers, Development Systems
- Evaluation Boards - Embedded - Complex Logic (FPGA, CPLD)
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- Evaluation Boards—RF Evaluation and Development Kits, Boards
- Evaluation Boards - RF, RFID, Wireless
- Evaluation Boards - Linear Voltage Regulators
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- Evaluation Boards - Embedded - MCU, DSP
- Evaluation Boards - Expansion Boards
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- Switches
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Featured Products
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Manufacturers
- Altera
- Analog Devices Inc.
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- Cypress Semiconductor Corp
- Diodes Incorporated
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- FTDI, Future Technology Devices International Ltd
- Infineon Technologies
- Linear Technology
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- Microchip Technology
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- Silicon Labs
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Hard To Find from STMicroelectronics : 545 - Page 17
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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
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Mfr. Part No. WS Part No. |
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2,000 pieces In Stock |
MOQ: 12 |
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Mfr. Part No. WS Part No. |
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Low Stock |
MOQ: 30 |
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Mfr. Part No. WS Part No. |
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890 pieces In Stock |
MOQ: 8 |
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Mfr. Part No. WS Part No. |
RF POWER TRANSISTORS The LdmoSTFAMILY | FET RF 65V 945MHZ M243
|
Low Stock |
MOQ: 3 |
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|
Mfr. Part No. WS Part No. |
512 Kbit, Low Voltage, Serial Flash Memory With 25 MHz SPI Bus Interface
|
14,746 pieces In Stock |
MOQ: 65 |
Need to verify |
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|||||
|
Mfr. Part No. WS Part No. |
|
9,315 pieces In Stock |
MOQ: 23 |
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|
Mfr. Part No. WS Part No. |
DUAL 4-INPUT NAND GATE
|
3,195 pieces In Stock |
MOQ: 355 |
Need to verify |
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|
Mfr. Part No. WS Part No. |
OCTAL BUS TRANSCEIVER 3-STATE
|
Low Stock |
MOQ: 45 |
Need to verify |
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|||||
|
Mfr. Part No. WS Part No. |
QUAD 2-INPUT NAND GATE
|
810 pieces In Stock |
MOQ: 90 |
Need to verify |
|
|||||
|
Mfr. Part No. WS Part No. |
|
Low Stock |
MOQ: 1 |
Need to verify |
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|
Mfr. Part No. WS Part No. |
|
1,500 pieces In Stock |
MOQ: 1 |
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|||||
|
Mfr. Part No. WS Part No. |
|
11,200 pieces In Stock |
MOQ: 4 |
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Mfr. Part No. WS Part No. |
|
30,100 pieces In Stock |
MOQ: 9 |
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Mfr. Part No. WS Part No. |
|
93,800 pieces In Stock |
MOQ: 24 |
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Mfr. Part No. WS Part No. |
|
Low Stock |
MOQ: 1 |
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|
Mfr. Part No. WS Part No. |
This application note is intended for system designers
|
Low Stock |
MOQ: 1 |
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|
Mfr. Part No. WS Part No. |
|
Low Stock |
MOQ: 1 |
Need to verify |
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|
Mfr. Part No. WS Part No. |
|
Low Stock |
MOQ: 1 |
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Mfr. Part No. WS Part No. |
|
Low Stock |
MOQ: 1 |
Need to verify |
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|||||
|
Mfr. Part No. WS Part No. |
LOW POWER OFF LINE SMPS PRIMARY SWITCHER | IC OFFLINE SWIT PWM SMPS 8DIP
|
525,000 pieces In Stock |
MOQ: 165 |
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