Test and Measurement
- Applied Filters :
1 results
Sign In.
-
All Products
- Integrated Circuits (ICs) (1,332,462)
-
- Audio Special Purpose (3,384)
- Clock/Timing - Application Specific (17,325)
- Clock/Timing - Clock Buffers, Drivers (10,618)
- Clock/Timing - Clock Generators, PLLs, Frequency Synthesizers (38,669)
- Clock/Timing - Delay Lines (2,532)
- Clock/Timing - IC Batteries (12)
- Clock/Timing - Programmable Timers and Oscillators (61,901)
- Clock/Timing - Real Time Clocks (4,333)
- Data Acquisition - ADCs/DACs - Special Purpose (4,293)
- Data Acquisition - Analog Front End (AFE) (961)
- Data Acquisition - Analog to Digital Converters (ADC) (24,334)
- Data Acquisition - Digital Potentiometers (7,749)
- Data Acquisition - Digital to Analog Converters (DAC) (12,358)
- Data Acquisition - Touch Screen Controllers (698)
- Embedded - CPLDs (Complex Programmable Logic Devices) (4,280)
- Embedded - DSP (Digital Signal Processors) (2,601)
- Embedded - FPGAs (Field Programmable Gate Array) (21,538)
- Embedded - FPGAs (Field Programmable Gate Array) with Microcontrollers (70)
- Embedded - Microcontroller, Microprocessor, FPGA Modules (846)
- Embedded - Microcontrollers (105,593)
- Embedded - Microcontrollers - Application Specific (3,219)
- Embedded - Microprocessors (12,694)
- Embedded - PLDs (Programmable Logic Device) (626)
- Embedded - System On Chip (SoC) (4,214)
- Interface - Analog Switches - Special Purpose (5,632)
- Interface - Analog Switches, Multiplexers, Demultiplexers (24,166)
- Interface - CODECs (3,244)
- Interface - Controllers (5,715)
- Interface - Direct Digital Synthesis (DDS) (286)
- Interface - Drivers, Receivers, Transceivers (38,697)
- Interface - Encoders, Decoders, Converters (1,097)
- Interface - Filters - Active (1,633)
- Interface - I/O Expanders (3,280)
- Interface - Modems - ICs and Modules (508)
- Interface - Modules (195)
- Interface - Sensor and Detector Interfaces (2,401)
- Interface - Sensor, Capacitive Touch (1,686)
- Interface - Serializers, Deserializers (2,583)
- Interface - Signal Buffers, Repeaters, Splitters (3,406)
- Interface - Signal Terminators (549)
- Interface - Specialized (10,101)
- Interface - Telecom (6,039)
- Interface - UARTs (Universal Asynchronous Receiver Transmitter) (2,326)
- Interface - Voice Record and Playback (1,080)
- Linear - Amplifiers - Audio (11,591)
- Linear - Amplifiers - Instrumentation, OP Amps, Buffer Amps (77,362)
- Linear - Amplifiers - Special Purpose (2,424)
- Linear - Amplifiers - Video Amps and Modules (3,775)
- Linear - Analog Multipliers, Dividers (244)
- Linear - Comparators (12,033)
- Linear - Video Processing (5,455)
- Logic - Buffers, Drivers, Receivers, Transceivers (34,358)
- Logic - Comparators (733)
- Logic - Counters, Dividers (5,222)
- Logic - FIFOs Memory (6,778)
- Logic - Flip Flops (13,707)
- Logic - Gates and Inverters (34,910)
- Logic - Gates and Inverters - Multi-Function, Configurable (3,182)
- Logic - Latches (6,806)
- Logic - Multivibrators (1,668)
- Logic - Parity Generators and Checkers (301)
- Logic - Shift Registers (4,725)
- Logic - Signal Switches, Multiplexers, Decoders (17,207)
- Logic - Specialty Logic (3,535)
- Logic - Translators, Level Shifters (7,852)
- Logic - Universal Bus Functions (1,812)
- Memory (105,864)
- Memory - Batteries (26)
- Memory - Configuration Proms for FPGAs (1,412)
- Memory - Controllers (329)
- PMIC - AC DC Converters, Offline Switchers (10,780)
- PMIC - Battery Chargers (8,685)
- PMIC - Battery Management (10,545)
- PMIC - Current Regulation/Management (4,688)
- PMIC - Display Drivers (3,538)
- PMIC - Energy Metering (1,779)
- PMIC - Full, Half-Bridge Drivers (3,903)
- PMIC - Gate Drivers (22,720)
- PMIC - Hot Swap Controllers (7,595)
- PMIC - Laser Drivers (1,375)
- PMIC - LED Drivers (28,059)
- PMIC - Lighting, Ballast Controllers (1,640)
- PMIC - Motor Drivers, Controllers (16,031)
- PMIC - OR Controllers, Ideal Diodes (2,003)
- PMIC - PFC (Power Factor Correction) (3,608)
- PMIC - Power Distribution Switches, Load Drivers (30,274)
- PMIC - Power Management - Specialized (18,630)
- PMIC - Power Over Ethernet (PoE) Controllers (2,287)
- PMIC - Power Supply Controllers, Monitors (5,853)
- PMIC - RMS to DC Converters (480)
- PMIC - Supervisors (116,909)
- PMIC - Thermal Management (1,824)
- PMIC - V/F and F/V Converters (489)
- PMIC - Voltage Reference (33,284)
- PMIC - Voltage Regulators - DC DC Switching Controllers (28,761)
- PMIC - Voltage Regulators - DC DC Switching Regulators (58,006)
- PMIC - Voltage Regulators - Linear (75,826)
- PMIC - Voltage Regulators - Linear + Switching (1,829)
- PMIC - Voltage Regulators - Linear Regulator Controllers (259)
- PMIC - Voltage Regulators - Special Purpose (5,012)
- Specialized ICs (1,833)
- ClockTiming - Application Specific (72)
- ClockTiming - Clock Buffers, Drivers (160)
- ClockTiming - Clock Generators, PLLs, Frequency Synthesizers (216)
- ClockTiming - Delay Lines (169)
- ClockTiming - IC Batteries (0)
- ClockTiming - Programmable Timers and Oscillators (49)
- ClockTiming - Real Time Clocks (260)
- Data Acquisition - ADCsDACs - Special Purpose (51)
- Embedded - Microcontroller or Microprocessor Modules (55)
- Interface - IO Expanders (45)
- PMIC - Current RegulationManagement (96)
- PMIC - VF and FV Converters (0)
- PMIC - Voltage Regulators - Linear Transistor Driver (1)
- Capacitors (946,714)
-
- Accessories (247)
- Aluminum - Polymer Capacitors (10,045)
- Aluminum Electrolytic Capacitors (118,812)
- Capacitor Networks, Arrays (2,565)
- Ceramic Capacitors (657,655)
- Electric Double Layer Capacitors (EDLC), Supercapacitors (1,338)
- Film Capacitors (63,806)
- Mica and PTFE Capacitors (9,019)
- Niobium Oxide Capacitors (414)
- Silicon Capacitors (213)
- Tantalum - Polymer Capacitors (11,100)
- Tantalum Capacitors (66,570)
- Thin Film Capacitors (2,447)
- Trimmers, Variable Capacitors (2,400)
- Aluminum Capacitors (0)
- Capacitor Arrays (5)
- Electric Double Layer Capacitors, Supercaps (78)
- Circuit Protection (201,521)
-
- Accessories (2,064)
- Circuit Breakers (41,337)
- Disconnect Switch Components (777)
- Electrical, Specialty Fuses (13,688)
- Fuseholders (5,110)
- Fuses (25,735)
- Gas Discharge Tube Arresters (GDT) (3,710)
- Ground Fault Circuit Interrupter (GFCI) (158)
- Inrush Current Limiters (ICL) (1,038)
- Lighting Protection (265)
- PTC Resettable Fuses (5,951)
- Surge Suppression ICs (666)
- Thermal Cutoffs (Thermal Fuses) (122)
- TVS - Diodes (81,915)
- TVS - Mixed Technology (1,286)
- TVS - Thyristors (3,720)
- TVS - Varistors, MOVs (13,979)
- Thermal Cutoffs, Cutouts (TCO) (0)
- Connectors, Interconnects (2,303,243)
-
- Backplane Connectors - Accessories (1,979)
- Backplane Connectors - ARINC (945)
- Backplane Connectors - ARINC Inserts (88)
- Backplane Connectors - Contacts (1,346)
- Backplane Connectors - DIN 41612 (5,932)
- Backplane Connectors - Hard Metric, Standard (4,257)
- Backplane Connectors - Housings (1,569)
- Backplane Connectors - Specialized (26,511)
- Banana and Tip Connectors - Accessories (28)
- Banana and Tip Connectors - Adapters (63)
- Banana and Tip Connectors - Binding Posts (168)
- Banana and Tip Connectors - Jacks, Plugs (1,236)
- Barrel - Accessories (70)
- Barrel - Audio Adapters (70)
- Barrel - Audio Connectors (1,923)
- Barrel - Power Connectors (713)
- Between Series Adapters (493)
- Blade Type Power Connectors (2,390)
- Blade Type Power Connectors - Accessories (155)
- Blade Type Power Connectors - Contacts (149)
- Blade Type Power Connectors - Housings (280)
- Card Edge Connectors - Accessories (176)
- Card Edge Connectors - Adapters (70)
- Card Edge Connectors - Contacts (196)
- Card Edge Connectors - Edgeboard Connectors (176,957)
- Card Edge Connectors - Housings (268)
- Circular Connectors (510,304)
- Circular Connectors - Accessories (6,699)
- Circular Connectors - Adapters (1,282)
- Circular Connectors - Backshells and Cable Clamps (9,950)
- Circular Connectors - Contacts (2,355)
- Circular Connectors - Housings (198,632)
- Coaxial Connectors (RF) (12,292)
- Coaxial Connectors (RF) - Accessories (833)
- Coaxial Connectors (RF) - Adapters (2,581)
- Coaxial Connectors (RF) - Contacts (245)
- Coaxial Connectors (RF) - Terminators (460)
- Contacts - Leadframe (67)
- Contacts - Multi Purpose (2,445)
- Contacts, Spring Loaded and Pressure (490)
- D-Shaped Connectors - Centronics (3,467)
- D-Sub Connectors (41,514)
- D-Sub, D-Shaped Connectors - Accessories (1,815)
- D-Sub, D-Shaped Connectors - Accessories - Jackscrews (764)
- D-Sub, D-Shaped Connectors - Adapters (631)
- D-Sub, D-Shaped Connectors - Backshells, Hoods (3,229)
- D-Sub, D-Shaped Connectors - Contacts (1,703)
- D-Sub, D-Shaped Connectors - Housings (3,486)
- D-Sub, D-Shaped Connectors - Terminators (32)
- FFC, FPC (Flat Flexible) Connectors (14,865)
- FFC, FPC (Flat Flexible) Connectors - Accessories (36)
- FFC, FPC (Flat Flexible) Connectors - Contacts (152)
- FFC, FPC (Flat Flexible) Connectors - Housings (341)
- Fiber Optic Connectors (1,612)
- Fiber Optic Connectors - Accessories (423)
- Fiber Optic Connectors - Adapters (1,686)
- Fiber Optic Connectors - Housings (430)
- Heavy Duty Connectors - Accessories (2,944)
- Heavy Duty Connectors - Assemblies (371)
- Heavy Duty Connectors - Contacts (1,207)
- Heavy Duty Connectors - Frames (378)
- Heavy Duty Connectors - Housings, Hoods, Bases (10,177)
- Heavy Duty Connectors - Inserts, Modules (2,834)
- Keystone - Accessories (222)
- Keystone - Faceplates, Frames (695)
- Keystone - Inserts (868)
- LGH Connectors (383)
- Memory Connectors - Accessories (222)
- Memory Connectors - Inline Module Sockets (1,780)
- Memory Connectors - PC Card Sockets (2,890)
- Memory Connectors - PC Cards - Adapters (18)
- Modular Connectors - Accessories (654)
- Modular Connectors - Adapters (539)
- Modular Connectors - Jacks (12,237)
- Modular Connectors - Jacks With Magnetics (7,856)
- Modular Connectors - Plug Housings (70)
- Modular Connectors - Plugs (984)
- Modular Connectors - Wiring Blocks (62)
- Modular Connectors - Wiring Blocks - Accessories (38)
- Photovoltaic (Solar Panel) Connectors (312)
- Photovoltaic (Solar Panel) Connectors - Accessories (54)
- Photovoltaic (Solar Panel) Connectors - Contacts (43)
- Pluggable Connectors (4,076)
- Pluggable Connectors - Accessories (662)
- Power Entry Connectors - Accessories (627)
- Power Entry Connectors - Inlets, Outlets, Modules (9,703)
- Rectangular Connectors - Accessories (4,555)
- Rectangular Connectors - Adapters (259)
- Rectangular Connectors - Arrays, Edge Type, Mezzanine (Board to Board) (32,543)
- Rectangular Connectors - Board In, Direct Wire to Board (1,687)
- Rectangular Connectors - Board Spacers, Stackers (Board to Board) (213,741)
- Rectangular Connectors - Contacts (7,618)
- Rectangular Connectors - Free Hanging, Panel Mount (16,392)
- Rectangular Connectors - Headers, Male Pins (442,698)
- Rectangular Connectors - Headers, Receptacles, Female Sockets (205,376)
- Rectangular Connectors - Headers, Specialty Pin (5,453)
- Rectangular Connectors - Housings (18,383)
- Rectangular Connectors - Spring Loaded (7,213)
- Shunts, Jumpers (696)
- Sockets for ICs, Transistors (27,434)
- Sockets for ICs, Transistors - Accessories (125)
- Sockets for ICs, Transistors - Adapters (255)
- Solid State Lighting Connectors (1,317)
- Solid State Lighting Connectors - Accessories (137)
- Solid State Lighting Connectors - Contacts (321)
- Terminal Blocks - Accessories (3,982)
- Terminal Blocks - Accessories - Jumpers (1,972)
- Terminal Blocks - Accessories - Marker Strips (4,168)
- Terminal Blocks - Accessories - Wire Ferrules (1,487)
- Terminal Blocks - Adapters (634)
- Terminal Blocks - Barrier Blocks (40,761)
- Terminal Blocks - Contacts (37)
- Terminal Blocks - Din Rail, Channel (4,514)
- Terminal Blocks - Headers, Plugs and Sockets (66,770)
- Terminal Blocks - Interface Modules (1,034)
- Terminal Blocks - Panel Mount (1,000)
- Terminal Blocks - Power Distribution (413)
- Terminal Blocks - Specialized (1,443)
- Terminal Blocks - Wire to Board (25,626)
- Terminal Junction Systems (1,948)
- Terminal Strips and Turret Boards (506)
- Terminals - Accessories (50)
- Terminals - Adapters (89)
- Terminals - Barrel, Bullet Connectors (532)
- Terminals - Foil Connectors (38)
- Terminals - Housings, Boots (1,338)
- Terminals - Knife Connectors (45)
- Terminals - Magnetic Wire Connectors (1,287)
- Terminals - PC Pin Receptacles, Socket Connectors (4,909)
- Terminals - PC Pin, Single Post Connectors (2,490)
- Terminals - Quick Connects, Quick Disconnect Connectors (6,381)
- Terminals - Rectangular Connectors (3,465)
- Terminals - Ring Connectors (7,635)
- Terminals - Screw Connectors (489)
- Terminals - Solder Lug Connectors (46)
- Terminals - Spade Connectors (2,912)
- Terminals - Specialized Connectors (801)
- Terminals - Turret Connectors (1,267)
- Terminals - Wire Pin Connectors (202)
- Terminals - Wire Splice Connectors (2,609)
- Terminals - Wire to Board Connectors (161)
- USB, DVI, HDMI Connectors (3,018)
- USB, DVI, HDMI Connectors - Accessories (184)
- USB, DVI, HDMI Connectors - Adapters (295)
- Fiber Optic Connectors - Accessories (6)
- Fiber Optic Connectors - Adapters (62)
- Rectangular - Board to Board Connectors - Arrays, Edge Type, Mezzanine (4,675)
- Rectangular - Board to Board Connectors - Board Spacers, Stackers (0)
- Discrete Semiconductor Products (522,467)
-
- Diodes - Bridge Rectifiers (10,743)
- Diodes - Rectifiers - Arrays (29,384)
- Diodes - Rectifiers - Single (95,115)
- Diodes - RF (4,190)
- Diodes - Variable Capacitance (Varicaps, Varactors) (2,268)
- Diodes - Zener - Arrays (4,018)
- Diodes - Zener - Single (111,572)
- Power Driver Modules (1,522)
- Thyristors - DIACs, SIDACs (734)
- Thyristors - SCRs (7,102)
- Thyristors - SCRs - Modules (5,344)
- Thyristors - TRIACs (6,610)
- Transistors - Bipolar (BJT) - Arrays (5,724)
- Transistors - Bipolar (BJT) - Arrays, Pre-Biased (6,962)
- Transistors - Bipolar (BJT) - RF (4,638)
- Transistors - Bipolar (BJT) - Single (41,699)
- Transistors - Bipolar (BJT) - Single, Pre-Biased (14,098)
- Transistors - FETs, MOSFETs - Arrays (14,676)
- Transistors - FETs, MOSFETs - RF (7,558)
- Transistors - FETs, MOSFETs - Single (124,225)
- Transistors - IGBTs - Arrays (51)
- Transistors - IGBTs - Modules (6,990)
- Transistors - IGBTs - Single (10,782)
- Transistors - JFETs (2,781)
- Transistors - Programmable Unijunction (66)
- Transistors - Special Purpose (805)
- Bridge Rectifiers (562)
- Diacs, Sidacs (11)
- Diodes, Rectifiers - Arrays (388)
- Diodes, Rectifiers - Single (0)
- FETs - Arrays (75)
- FETs - Single (876)
- IGBTs - Arrays (0)
- IGBTs - Modules (4)
- IGBTs - Single (49)
- JFETs (Junction Field Effect) (3)
- Power Drivers - Modules (27)
- Programmable Unijunction Transistors (PUTs) (0)
- RF Diodes (16)
- RF FETs (256)
- RF Transistors (BJT) (10)
- SCRs - Modules (23)
- SCRs - Single (97)
- Transistors (BJT) - Arrays, Pre-Biased (50)
- Transistors (BJT) - Arrays (6)
- Transistors (BJT) - Single, Pre-Biased (87)
- Transistors (BJT) - Single (149)
- Triacs (118)
- Variable Capacitance Diodes (Varicaps, Varactors) (3)
- Optoelectronics (248,919)
-
- Accessories (8,105)
- Addressable, Specialty (536)
- Display Bezels, Lenses (176)
- Display Modules - LCD, OLED Character and Numeric (3,019)
- Display Modules - LCD, OLED, Graphic (4,805)
- Display Modules - LED Character and Numeric (8,149)
- Display Modules - LED Dot Matrix and Cluster (1,503)
- Display Modules - Vacuum Fluorescent (VFD) (406)
- Display, Monitor - Interface Controller (114)
- Electroluminescent (166)
- Fiber Optics - Attenuators (571)
- Fiber Optics - Receivers (841)
- Fiber Optics - Switches, Multiplexers, Demultiplexers (769)
- Fiber Optics - Transceiver Modules (4,202)
- Fiber Optics - Transmitters - Discrete (495)
- Fiber Optics - Transmitters - Drive Circuitry Integrated (2,112)
- Infrared, UV, Visible Emitters (6,240)
- Inverters (576)
- Lamps - Cold Cathode Fluorescent (CCFL) & UV (168)
- Lamps - Incandescents, Neons (2,545)
- Laser Diodes, Modules (1,228)
- Laser Diodes, Modules - Accessories (546)
- LED Indication - Discrete (51,121)
- LED Lighting - COBs, Engines, Modules (39,120)
- LED Lighting - Color (7,002)
- LED Lighting - White (49,912)
- LED Lighting Kits (50)
- LED Thermal Products (560)
- LEDs - Circuit Board Indicators, Arrays, Light Bars, Bar Graphs (7,733)
- LEDs - Lamp Replacements (6,586)
- LEDs - Spacers, Standoffs (2,646)
- Optics - Lenses (3,234)
- Optics - Light Pipes (2,094)
- Optics - Reflectors (514)
- Optics - Remote Phosphor Light Source (269)
- Panel Indicators, Pilot Lights (29,094)
- Touch Screen Overlays (414)
- Xenon Lighting (35)
- Laser Diodes (11)
- Optics - LEDs - Light Pipes (19)
- Optics - LEDs - Reflectors (148)
- Optics - LEDs, Lamps - Lenses (1,085)
- Sensors, Transducers (114,801)
-
- Accessories (4,744)
- Amplifiers (669)
- Color Sensors (147)
- Current Transducers (1,867)
- Dust Sensors (27)
- Encoders (7,375)
- Float, Level Sensors (953)
- Flow Sensors (230)
- Force Sensors (111)
- Gas Sensors (342)
- Humidity, Moisture Sensors (541)
- Image Sensors, Camera (1,129)
- IrDA Transceiver Modules (301)
- LVDT Transducers (Linear Variable Differential Transformer) (18)
- Magnetic Sensors - Compass, Magnetic Field (Modules) (69)
- Magnetic Sensors - Linear, Compass (ICs) (1,283)
- Magnetic Sensors - Position, Proximity, Speed (Modules) (4,236)
- Magnetic Sensors - Switches (Solid State) (4,087)
- Magnets - Multi Purpose (142)
- Magnets - Sensor Matched (32)
- Motion Sensors - Accelerometers (1,615)
- Motion Sensors - Gyroscopes (259)
- Motion Sensors - IMUs (Inertial Measurement Units) (287)
- Motion Sensors - Inclinometers (83)
- Motion Sensors - Optical (348)
- Motion Sensors - Tilt Switches (54)
- Motion Sensors - Vibration (69)
- Multifunction (80)
- Optical Sensors - Ambient Light, IR, UV Sensors (1,145)
- Optical Sensors - Distance Measuring (113)
- Optical Sensors - Photo Detectors - CdS Cells (60)
- Optical Sensors - Photo Detectors - Logic Output (136)
- Optical Sensors - Photo Detectors - Remote Receiver (1,655)
- Optical Sensors - Photodiodes (1,212)
- Optical Sensors - Photoelectric, Industrial (9,928)
- Optical Sensors - Photointerrupters - Slot Type - Logic Output (1,179)
- Optical Sensors - Photointerrupters - Slot Type - Transistor Output (1,319)
- Optical Sensors - Phototransistors (970)
- Optical Sensors - Reflective - Analog Output (367)
- Optical Sensors - Reflective - Logic Output (174)
- Position Sensors - Angle, Linear Position Measuring (2,799)
- Pressure Sensors, Transducers (30,545)
- Proximity Sensors (6,604)
- Proximity/Occupancy Sensors - Finished Units (245)
- Sensor Cable - Accessories (193)
- Sensor Cable - Assemblies (858)
- Sensor Interface - Junction Blocks (1,081)
- Shock Sensors (28)
- Solar Cells (161)
- Specialized Sensors (918)
- Strain Gauges (426)
- Temperature Sensors - Analog and Digital Output (3,907)
- Temperature Sensors - NTC Thermistors (6,942)
- Temperature Sensors - PTC Thermistors (1,315)
- Temperature Sensors - RTD (Resistance Temperature Detector) (272)
- Temperature Sensors - Thermocouple, Temperature Probes (525)
- Temperature Sensors - Thermostats - Mechanical (4,103)
- Temperature Sensors - Thermostats - Solid State (1,417)
- Touch Sensors (26)
- Ultrasonic Receivers, Transmitters (1,765)
- Accelerometers (46)
- Capacitive Touch Sensors, Proximity Sensor ICs (21)
- Gyroscopes (2)
- Inclinometers (3)
- Magnets (12)
- Moisture Sensors, Humidity (30)
- Motion Sensors, Detectors (91)
- ProximityOccupancy Sensors - Finished Units (1)
- RTD (Resistance Temperature Detector) (16)
- Temperature Regulators (Mechanical) (106)
- Temperature Sensors, Transducers (312)
- Temperature Switches (44)
- Thermistors - NTC (615)
- Thermistors - PTC (10)
- Thermocouple, Temperature Probe (4)
- Tilt Sensors (2)
- Vibration Sensors (0)
- Boxes, Enclosures, Racks (32,921)
-
- Backplanes (160)
- Box Accessories (3,092)
- Box Components (5,432)
- Boxes (12,692)
- Cams (66)
- Card Guide Accessories (1,390)
- Card Guides (759)
- Card Rack Accessories (524)
- Card Racks (435)
- Handles, Locks, Latches (742)
- Patchbay, Jack Panel Accessories (130)
- Patchbay, Jack Panels (639)
- Rack Accessories (1,899)
- Rack Components (2,469)
- Rack Thermal Management (513)
- Racks (1,979)
- Home
- Product
- Manufacturers
- Send RFQ
- About us
- News
- szlcsc
