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Chip Start Electronics Co., Limited
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Integrated Circuits (ICs)
Audio Special Purpose
Clock/Timing - Application Specific
Clock/Timing - Clock Buffers, Drivers
Clock/Timing - Clock Generators, PLLs, Frequency Sy…
Clock/Timing - Delay Lines
Clock/Timing - IC Batteries
Clock/Timing - Programmable Timers and Oscillators
Clock/Timing - Real Time Clocks
Data Acquisition - ADCs/DACs - Special Purpose
Data Acquisition - Analog Front End (AFE)
Data Acquisition - Analog to Digital Converters (AD…
Data Acquisition - Digital Potentiometers
Data Acquisition - Digital to Analog Converters (DA…
Data Acquisition - Touch Screen Controllers
Embedded - CPLDs (Complex Programmable Logic Device…
Embedded - DSP (Digital Signal Processors)
Embedded - FPGAs (Field Programmable Gate Array)
Embedded - FPGAs (Field Programmable Gate Array) wi…
Embedded - Microcontrollers
Embedded - Microcontrollers - Application Specific
Embedded - Microprocessors
Embedded - PLDs (Programmable Logic Device)
Embedded - System On Chip (SoC)
Interface - Analog Switches - Special Purpose
Interface - Analog Switches, Multiplexers, Demultip…
Interface - CODECs
Interface - Controllers
Interface - Direct Digital Synthesis (DDS)
Interface - Drivers, Receivers, Transceivers
Interface - Encoders, Decoders, Converters
Interface - Filters - Active
Interface - I/O Expanders
Interface - Modems - ICs and Modules
Discrete Semiconductor Products
Diodes - Bridge Rectifiers
Diodes - Rectifiers - Arrays
Diodes-Rectifiers-Single
Diodes - RF
Diodes - Variable Capacitance (Varicaps, Varactors)…
Diodes - Zener - Arrays
Diodes - Zener - Single
Power Driver Modules
Thyristors - DIACs, SIDACs
Thyristors - SCRs
Thyristors - SCRs - Modules
Thyristors - TRIACs
Transistors - Bipolar (BJT) - Arrays
Transistors - Bipolar (BJT) - Arrays, Pre-Biased
Transistors - Bipolar (BJT) - RF
Transistors - Bipolar (BJT) - Single
Transistors - Bipolar (BJT) - Single, Pre-Biased
Transistors - FETs, MOSFETs - Arrays
Transistors - FETs, MOSFETs - RF
Transistors - FETs, MOSFETs - Single
Transistors - IGBTs - Arrays
Transistors - IGBTs - Modules
Transistors - IGBTs - Single
Transistors - JFETs
Transistors - Programmable Unijunction
Transistors - Special Purpose
Diodes - Rectifier - Module
Diodes - TVS
Transistors - General Purpose
Thyristor Surge Suppressors
Diodes
MOSFETs - Low Voltage Power
MOSFETs-Small Signal
Circuit Protection
Thermal Cutoffs (Thermal Fuses and Breakers)
TVS - Varistors, MOVs
TVS - Thyristors
TVS - Surge Protection Devices (SPDs)
TVS - Mixed Technology
TVS - Diodes
Surge Suppression ICs
PTC Resettable Fuses
Lighting Protection
Inrush Current Limiters (ICL)
Ground Fault Circuit Interrupter GFCI
Gas Discharge Tube Arresters (GDT)
Fuses
Fuseholders
Electrical, Specialty Fuses
Circuit Breakers
Accessories
Inductors, Coils, Chokes
Fixed Inductors
Adjustable Inductors
Arrays, Signal Transformers
Delay Lines
Wireless Charging Coils
Isolators
Digital Isolators
Isolators - Gate Drivers
Optoisolators - Logic Output
Optoisolators - Transistor, Photovoltaic Output
Optoisolators - Triac, SCR Output
Special Purpose
Resistors
Through Hole Resistors
Specialized Resistors
Chip Resistor - Surface Mount
Chassis Mount Resistors
Accessories
Resistor Networks, Arrays
Relays
Power Relays, Over 2 Amps
Signal Relays, Up to 2 Amps
Solid State Relays
Safety Relays
Relay Sockets
Reed Relays
I/O Relay Modules
I/O Relay Module Racks
High Frequency (RF) Relays
Contactors (Solid State)
Contactors (Electromechanical)
Automotive Relays
Accessories
Capacitors
Ceramic Capacitors
Tantalum Capacitors
Trimmers, Variable Capacitors
Thin Film Capacitors
Tantalum - Polymer Capacitors
Silicon Capacitors
Niobium Oxide Capacitors
Mica and PTFE Capacitors
Film Capacitors
Electric Double Layer Capacitors (EDLC), Supercapac…
Capacitor Networks, Arrays
Aluminum Electrolytic Capacitors
Aluminum - Polymer Capacitors
Accessories
RF/IF and RFID
Attenuators
Balun
RF Accessories
RF Amplifiers
RF Demodulators
RF Detectors
RF Directional Coupler
RF Front End (LNA + PA)
RF Misc ICs and Modules
RF Mixers
RF Modulators
RF Power Controller ICs
RF Power Dividers/Splitters
RF Receiver, Transmitter, and Transceiver Finished …
RF Receivers
RF Shields
RF Switches
RF Transceiver ICs
RF Transceiver Modules
RF Transmitters
RFI and EMI - Contacts, Fingerstock and Gaskets
RFI and EMI - Shielding and Absorbing Materials
RFID Accessories
RFID Antennas
RFID Reader Modules
RFID Transponders, Tags
RFID, RF Access, Monitoring ICs
RF Antennas
RF Circulators and Isolators
RF Multiplexers
Subscriber Identification Module (SIM) Cards
Audio Products
Accessories
Alarms, Buzzers, and Sirens
Amplifiers
Buzzer Elements, Piezo Benders
Guitar Parts, Accessories
Microphones
Speakers
Vacuum Tubes
Sensors, Transducers
Accessories
Amplifiers
Capacitive Touch Sensors, Proximity Sensor ICs
Color Sensors
Current Transducers
Dust Sensors
Encoders
Float, Level Sensors
Flow Sensors
Force Sensors
Gas Sensors
Humidity, Moisture Sensors
Image Sensors, Camera
IrDA Transceiver Modules
Magnetic Sensors - Compass, Magnetic Field (Modules…
Magnetic Sensors - Linear, Compass (ICs)
Magnetic Sensors - Position, Proximity, Speed (Modu…
Magnetic Sensors - Switches (Solid State)
Magnets - Multi Purpose
Magnets - Sensor Matched
Motion Sensors - Accelerometers
Motion Sensors - Gyroscopes
Motion Sensors - IMUs (Inertial Measurement Units)
Motion Sensors - Inclinometers
Motion Sensors - Optical
Motion Sensors - Tilt Switches
Motion Sensors - Vibration
Multifunction
Optical Sensors - Ambient Light, IR, UV Sensors
Optical Sensors - Distance Measuring
Optical Sensors - Photo Detectors - CdS Cells
Optical Sensors - Photo Detectors - Logic Output
Optical Sensors - Photo Detectors - Remote Receiver…
Industrial Supplies
Dock and Warehouse - Mirrors
Carts and Trucks - Carts, Trucks, Jacks, and Dollie…
Dock and Warehouse - Air Curtain Doors
Dock and Warehouse - Dock Equipment
Dock and Warehouse - Ladders, Steps, and Platforms
Electrical - Cords, Wires and Accessories
Electrical - Generators
Electrical - Lighting Accessories
Electrical - Lighting
Fans - Agricultural, Dock and Exhaust
Fans - Blowers and Floor Dryers
Fans - Components - Motors
Fans - Components and Accessories
Fans - Household, Office and Pedestal Fans
HVAC - Air Conditioners
HVAC - Air Filters
HVAC - Air Handlers, Furnaces
HVAC - Air Purifiers, Dehumidifiers and Humidifiers…
HVAC - Heaters
HVAC - Parts and Accessories
Janitorial and Maintenance Products
Maintenance - Air Compressor Tools and Accessories
Maintenance - Magnets
Maintenance - Mats
Office Equipment - File Cabinets, Bookcases
Office Equipment - Food Storage and Preparation
Office Equipment - Office Supplies
Office Equipment - Water Fountains and Refilling St…
Office Furniture - Partitions and Accessories
Office Furniture - Safes, Secure Storage
Office Furniture - Tables
Outdoor Products - Bikes, Racks and Locks
Outdoor Products - Canopies, Shelters and Sheds
More product categories >>
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Mfr. Part #
Availability
Price
Quantity
Datasheet
Packaging
Series
ProductStatus
AccessoryType
4021
SILICONE ELASTOMER 4X4 BUTTON KE
Adafruit Industries LLC
3,465
0.00
RFQ
Datasheet
Bulk
-
Obsolete
Keypad Buttons
Total 21 Records
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