Active filters amplify desired signals while rejecting unwanted frequencies, and can be tailored to meet application-specific requirements in electronics.
Amplifiers boost signal strength, match impedance levels, and are essential in many circuit systems, including audio, broadcasting, and telecommunications.
Batteries store and provide electrical energy, come in various types and sizes for multiple uses, rechargeable or single-use.
Capacitors store electrical charge with metallic plates and a dielectric; types vary and can be combined for specific circuit characteristics.
Chip carriers and sockets provide an interface between components and PCBs, enabling easy replacement or upgrading without soldering.
Circuit protection devices prevent damage from overcurrent flow, including fuses, breakers, surge protectors, and voltage regulators.
Connector accessories and support devices aid connector function and longevity, including backshells, grips, clamps, and ties; must be compatible with connector type.
Connectors join electronic circuits to transfer signals and power, come in various sizes and shapes, and include support accessories.
Converters transform DC input to another voltage level, essential in electronic systems, renewable energy, and automotive electronics.
Crystals and resonators generate and stabilize frequency signals via piezoelectricity. They are used in timing, frequency control, and filters. Crystals are quartz and resonators are ceramic with a built-in capacitor.
Semiconductor diodes control current flow in one direction (uni-directionality) via low resistance. Useful for rectification, voltage regulation, detection, and digital logic.
Discover essential electronic components for your devices, including CPU accelerators, system cache controllers, computer processors, motherboards, and graphics computing systems. Enhance device performance and connectivity with reliable components engineered for seamless integration and optimal functionality.
Fiber optics use light pulses to transmit data over long distances. They have superior bandwidth capacity, low signal attenuation, and secure physical properties. They are essential in telecommunications networks today.
Filters enhance signal processing by selectively passing desired frequencies while suppressing unwanted ones. Filters can be passive (using capacitors, resistors, and inductors) or active (using transistors or amplifiers).
Flash devices are non-volatile storage solutions that offer fast read and write speeds, making them ideal for applications requiring high-speed data transfer. These devices utilize flash memory technology, providing reliable storage for data-intensive tasks such as gaming, multimedia, and enterprise-level applications.
General purpose ICs consist of multiple individual circuits or components (e.g., logic gates, amplifiers, oscillators, etc.) that are combined onto a single integrated circuit chip for a smaller physical footprint.
I/O and storage controllers are crucial components in computer systems, managing input/output operations and storage devices. These controllers facilitate efficient data transfer between peripherals, storage drives, and the central processing unit (CPU), enhancing system performance and enabling seamless connectivity.
Inductors store energy in magnetic fields, oppose sudden changes in current flow and prevent electrical surges. Common inductor applications include power supplies, signal filters, and oscillators.
Interface ICs allow efficient device connectivity with high-speed data transfer and low power consumption.They can be ASIC or FPGA types, and may perform additional functions such as sensing, storage, and conversion.
Logic ICs can be used for storage, memory, amplification, and multiplexing. They perform fundamental logical operations on digital input signals (1, 0, H, L) to generate a corresponding digital output signal.
Memory modules are essential components in electronic devices, storing data temporarily or permanently for processing and retrieval. From volatile RAM (Random Access Memory) to non-volatile ROM (Read-Only Memory), memory technologies vary in speed, capacity, and functionality, catering to diverse application requirements.
Memory ICs store digital data and retain the information even when the power is turned off. They come in various types, like RAM (Random Access Memory) for fast data access, and ROM (Read-Only Memory) for permanent data storage.
Miscellaneous semiconductor components are a diverse category of electronic components that combines elements from a mix of component devices.
Optoelectronic devices interact with light. This family of devices can emit light, detect light, generate current, and transmit light signals for long-distance communication.
Oscillators generate repetitive waveforms, such as sine, square, or triangle waves. They are commonly used to produce stable and precise frequencies for applications like clocks, signal generation, and communication systems.
Other Function Semiconductor components are a diverse category of semiconductor components that perform a range of specialized functions.
Passive component networks operate without a power source and support data transmission within system by performing filtering, energy storage, and/or signal coupling functions.
Peripheral ICs (Integrated Circuits) are designed to control and manage the peripheral devices connected to a computer or other electronic device.
Programmable Logic ICs are user-programmable devices that allow designers to create custom logic circuits. These cost saving ICs offer real-time data processing and maximum design flexibilty.
RF (Radio Frequency) and microwave devices are used in telecommunications, wireless communications, and electronic systems. These devices include amplifiers, attenuators, filters, mixers, oscillators, and antennas, and a host of other components.
Voltage regulators are used to ensure a constant output voltage despite power fluctuations and load changes. Linear and switching regulators are common types used to maintain voltage stability.
Relays are electromagnetic switches that are used to control the flow of electrical current in an electrical circuit. Relays are a safe means of providing isolation between a controlling circuit and a controlled circuit.
Resistors control the flow of electrical current in a circuit by introducing a set resistance. These passive components reduce current flow, adjust signal levels, and bias active elements in circuits.
Transducers convert energy from one form to another and are crucial in sensing, audio and control systems. They transform physical measures like temperature, pressure, or sound into electrical signals for circuits.
Storage drives are hardware devices used to store and retrieve digital data in computers and electronic devices. These drives come in various forms, including hard disk drives (HDDs), solid-state drives (SSDs), and hybrid drives, offering different levels of capacity, speed, and durability to suit specific storage needs.
Storage media encompass physical or digital mediums used for storing and preserving digital data. From optical discs and magnetic tapes to USB flash drives and memory cards, storage media come in diverse formats and capacities, offering flexibility and reliability for data storage and archival purposes.
Storage systems comprise hardware and software components designed to manage and store digital data efficiently. These systems range from simple standalone devices to complex network-attached storage (NAS) and storage area network (SAN) solutions, providing scalable storage capacity and data protection features for businesses and enterprises.
Switches control electrical current flow by making or breaking connections. These devices vary in design and application, from basic on/off switches to complex industrial automation systems.
Telecom integrated circuits (ICs) are specialized electronics for telecommunications, tailored to high data rates, low power use, and reliable long-distance transmission. These devices include amplifiers, filters, ADCs, DACs, and more-- and they are often integrated on one chip for specific telecom tasks.
Terminal blocks, or connection terminals, are modular blocks that bring together multiple electrical wires at one connection point. They offer a reliable, organized way to terminate cables.
Thermal management devices control heat in electronic systems, preventing overheating and ensuring optimal performance and reliability. Examples include heat sinks, fans, and thermal interface materials that dissipate or transfer heat away from components.
Transformers are devices that alter electrical voltage levels between circuits through electromagnetic induction. They are vital in power distribution, converting high-voltage electricity for transmission and lower voltage for safe usage.
Transistors are 3-layer semiconductor devices that regulate the flow of electrical current. They function as amplifiers, boosting weak signals, and as switches, controlling the flow of current between terminals.
Triggering devices initiate electronic processes or events in response to specific conditions. These devices support many automated tasks such as activating switches and signals, or turning on lights when motion is detected.
Video cards, also known as graphics cards or GPU (Graphics Processing Unit), are essential components in computers, responsible for rendering graphics and images on display devices. These cards feature dedicated processors and memory, delivering smooth and immersive visual experiences for gaming, multimedia, and professional applications.
Choose from over than a million of proven quality materials. Over 300 manufacturers are presented. From renowned major international players to small independent companies with a proven track record in local markets.
Featured manufacturers
N74F1245D-T by NXP Semiconductors is an 8-bit bus driver with a 5V nominal voltage and a propagation delay of just 8 ns. It features dual ports, operates in temperatures from 0 °C to 70 °C, and supports true output polarity. Ideal for high-speed data transmission in compact electronic designs.
Median Price
-
Lifecycle Status
Suppliers In-Stock
3
In-Stock Inventory
1k+
Digiode
1+ parts
100+ parts
1k+ parts
10k+ parts
Vyrian
Anansix
Andel Nordic
$4.904
$4.707
One Stop Electronics
$52.000
UNI Independent Distributors
Corphita
The plastic/epoxy body material ensures durability and resistance to environmental factors, making this product reliable for various applications.
Surface mount capability allows for easier and more efficient PCB assembly, saving space and improving performance.
The rectangular package shape offers a compact design, optimizing space on the circuit board.
An 8-bit configuration allows for a versatile range of data communication, suitable for a variety of applications.
Operating at a nominal supply voltage of 5V makes it compatible with standard digital circuits, enhancing its utility.
A load capacitance of 50 pF minimizes signal degradation, ensuring faster and more reliable communication.
Having 20 terminals provides ample connectivity options, making this device adaptable for various applications.
The small outline package style saves valuable space on printed circuit boards, making it ideal for compact designs.
A short propagation delay of 8 ns ensures high-speed data communication, making it suitable for high-performance applications.
With a maximum operating temperature of 70 °C, this product is capable of functioning in a wide range of environments.
The 3-state output characteristic allows for efficient bus management, enabling multiple devices to share the same data lines.
A minimum operating temperature of 0 °C ensures functionality in cooler environments, broadening its application range.
Dual terminal positioning enhances layout flexibility on the PCB, allowing for optimized connections.
Having 2 ports enables simultaneous connection to multiple devices, enhancing versatility in data communication.
The maximum seated height of 2.65 mm allows for low-profile designs, making it suitable for space-constrained applications.
A width of 7.5 mm makes this product compact, facilitating ease of integration into existing designs.
True output polarity ensures compatibility with a wide range of digital systems, enhancing its usability.
The minimum supply voltage of 4.5V allows for operation in lower voltage environments, making it versatile.
A length of 12.8 mm provides a slim profile, promoting space efficiency on the PCB.
Being graded for commercial temperature applications means it's suitable for consumer electronics, ensuring reliability.
TTL technology ensures compatibility with a variety of digital logic families, widening the potential application scope.
The gull-wing terminal form facilitates easy soldering and connection, enhancing manufacturing efficiency.
A terminal pitch of 1.27 mm offers a balance between density and ease of handling during assembly.
A maximum supply voltage of 5.5V allows for flexibility in power supply design, accommodating various systems.
With a maximum power supply current of 155 mA, this chip can deliver ample current for demanding applications.
Bus Driver & Transceivers N74F1245D-T attributes and parameters. Explore more Bus Driver & Transceivers devices from NXP Semiconductors
Additional Features:
Family:
JESD-30 Code:
Length:
Load Capacitance (CL):
Logic IC Type:
No. of Bits:
No. of Functions:
No. of Ports:
No. of Terminals:
Maximum Operating Temperature:
Minimum Operating Temperature:
Output Characteristics:
Output Polarity:
Package Body Material:
Package Code:
Package Shape:
Package Style (Meter):
Maximum Power Supply Current (ICC):
Propagation Delay (tpd):
Qualification:
Maximum Seated Height:
Maximum Supply Voltage (Vsup):
Minimum Supply Voltage (Vsup):
Nominal Supply Voltage / Vsup (V):
Surface Mount:
Technology:
Temperature Grade:
Terminal Form:
Terminal Pitch:
Terminal Position:
Width:
N74F1245D-T Logic ICs trade compliance attributes, and parameters.
HTS
8542.39.00.01
SB
8542.39.00.00
NXP is a leading semiconductor company that creates cutting-edge technology to power secure connections in a smarter world. Founded in 2006, they have grown to become one of the top five global semiconductor companies and serve their customers in over 70 countries around the world.
Executive Director, President, CEO
Kurt Sievers
Executive VP, CFO
Bill Betz
Executive VP, Chief Sales Officer
Ron Martino
ICN8
Fabrication
Fab Initiation
1996
Netherlands
Nijmegen
Wafer Capacity
55,000
ATMC (Austin Tech & Mfg Center)
1995
USA
Austin
30,000
N/A
1989
Germany
Boeblingen
CHD
1993
Chandler
OHTC
1991
24,000
New Expansion Fab
2026
ECHO
2020
10,000
1N4148
Semiconductors
RECTIFIER DIODE; Surface Mount: NO; Maximum Repetitive Peak Reverse Voltage: 100 V; Config: SINGLE; No. of Phases: 1; No. of Elements: 1;
BAV99
Taitron Components
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: GULL WING; No. of Terminals: 3; Surface Mount: YES; Package Shape: RECTANGULAR;
2N2222A
Good-ark Electronics
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 300 MHz; Maximum Power Dissipation (Abs): 1.8 W; Maximum Collector Current (IC): .8 A;
Vishay Intertechnology
Vishay Intertechnology's BAV99 diode features a max forward voltage of 1.3V and a max output current of 0.15A, making it ideal for rectification applications. With a small outline package style and dual terminal position, this series-connected diode is designed for surface mount usage in various electronic circuits with an operating temperature range from -55°C to 150°C.
FDC5614P
Onsemi
FDC5614P by Onsemi is a P-CHANNEL Power FET with 60V DS Breakdown Voltage, ideal for SWITCHING applications. It features 20A Max IDM and 0.105 ohm RDS(ON), operating in ENHANCEMENT MODE at -55 to 150 °C. This SMALL OUTLINE transistor has a built-in diode, GULL WING terminals, and METAL-OXIDE SEMICONDUCTOR technology.
Hi-tron Semiconductor
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 300 MHz; Maximum Power Dissipation (Abs): .5 W; Maximum Collector Current (IC): .8 A;
LL4148
Changzhou Galaxy Century Microelectronics
RECTIFIER DIODE; Terminal Position: END; Terminal Form: WRAP AROUND; No. of Terminals: 2; Surface Mount: YES; Package Shape: ROUND;
BAV99LT1G
BAV99LT1G by Onsemi is a series connected diode with 2 elements in a small outline package. It has a max reverse recovery time of 0.006 us and can handle up to 100V repetitive peak reverse voltage. Ideal for rectification applications, this diode operates b/w -65°C to 150°C temperature range.
LM317BD2TG
LM317BD2TG by Onsemi is an adjustable positive single output standard regulator with a max output current of 1.5A and a max load regulation of 5.8%. Operating temperature ranges from -40 to 125°C, making it suitable for various applications requiring precise voltage regulation in compact designs.
Boca Semiconductor
Sangdest Microelectronics (Nanjing)
RECTIFIER DIODE; Terminal Position: AXIAL; Terminal Form: WIRE; No. of Terminals: 2; Surface Mount: NO; Package Shape: ROUND;
Won-top Electronics
LD1117S33CTR
STMicroelectronics
STMicroelectronics LD1117S33CTR is a fixed positive single output LDO regulator with a nominal output voltage of 3.3V and max output current of 1.3A. It operates within an input voltage range of 4.75V to 15V, making it suitable for various applications requiring stable voltage regulation in compact designs. The device features low dropout voltage of 1.3V, high temperature operation up to 125°C, and small outline package style for space-constrained PCB layouts.
RC0805FR-0710KL
Yageo
Yageo's RC0805FR-0710KL is a 10000 ohm SMT fixed resistor with 1% tolerance and 0.125 W power dissipation. Ideal for applications requiring resistance to operate b/w -55°C to 155°C, such as in automotive electronics or industrial control systems. Features metal glaze/thick film technology and matte tin finish with nickel barrier.
Continental Device India
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 250 MHz; Maximum Power Dissipation (Abs): .5 W; Maximum Collector Current (IC): .8 A;
OHN3020U
Tt Electronics Plc
OHN3020U by Tt Electronics Plc is a magnetic field sensor with a max supply voltage of 24V and hysteresis of 5mT. It features an output range of 25mA and operates in temperatures ranging from -20 to 85°C. Ideal for applications requiring precise detection and measurement of magnetic fields, such as automotive sensors or industrial automation systems.
RC0402FR-0710KL
Yageo's RC0402FR-0710KL is a 10000 ohm SMT fixed resistor with 1% tolerance, suitable for applications requiring a rated power dissipation of 0.0625 W. With a temperature coefficient of 100 ppm/°C, it operates b/w -55 to 155 °C, making it ideal for various electronic circuits.
L78L05ABZ-AP
L78L05ABZ-AP by STMicroelectronics is a BIPOLAR fixed positive single output standard regulator with an operating temperature range of -40 to 125°C. It has a nominal output voltage of 5V, max load regulation of 0.06%, and can handle a max output current of 0.07A. Ideal for applications requiring stable voltage regulation in various electronic devices.
M39029/58-360
TE Connectivity
TE Connectivity's M39029/58-360 is a CRIMP terminal backshell for 22-28 AWG wires, rated at 5A. Ideal for male contacts in Mil-Spec applications, it offers a cross-section area of 0.34 mm2 and ensures secure connections in demanding environments.
Weitronic Enterprise
NC7SZ125P5X-F40
The Onsemi NC7SZ125P5X-F40 is a 3-STATE bus driver with 11.5 ns propagation delay, suitable for applications requiring fast signal transmission. Operating b/w -40 to 85 °C, it has a supply voltage range of 1.65V to 5.5V and can handle up to 32 Amp output current, making it ideal for compact electronic devices.
SN74AC574DWRE4
Texas Instruments
SN74AC574DWRE4 by Texas Instruments is an 8-bit bus driver with a 3-STATE output. It operates at a max frequency of 60MHz and has a propagation delay of 15ns. Ideal for industrial applications requiring positive edge triggering, it supports supply voltages of 2V to 6V and can handle load capacitance up to 50pF.
NC7WZ126K8X
The Onsemi NC7WZ126K8X is a 2-function bus driver with 6ns propagation delay, suitable for industrial applications. It operates at a supply voltage of 1.8V to 5.5V and has a max operating temperature of 85°C. With a small outline package style and surface mount capability, it offers efficient signal transmission in compact designs.
SN74LVC125APWTE4
SN74LVC125APWTE4 by Texas Instruments is a 4-bit bus driver with a propagation delay of 6 ns and a load capacitance of 50 pF. It is commonly used in automotive applications due to its small size, low power consumption, and wide operating temperature range.
74LVC1T45GM,115
NXP Semiconductors
NXP Semiconductors' 74LVC1T45GM,115 is a bus driver with translation capability for 1.8/5V signals. It features 6 terminals, operates at -40 to 125 °C, and has a propagation delay of 23.5 ns. Ideal for automotive applications requiring bidirectional control in a small outline package.
74LVC1G125GW-Q100
NXP Semiconductors' 74LVC1G125GW-Q100 is a CMOS bus driver with 6ns propagation delay, suitable for automotive applications. It operates at 3.3V, has a load capacitance of 50pF, and features a max I (ol) of 24Amp. This small outline package with dual terminals is AEC-Q100 compliant and supports TRUE output polarity.
74HC244D-Q100,118
Nexperia
BUS DRIVER; Temperature Grade: AUTOMOTIVE; Terminal Form: GULL WING; No. of Terminals: 20; Package Code: SOP; Package Shape: RECTANGULAR;
SN74HC244NS
SN74HC244NS by Texas Instruments is a 20-terminal bus driver with 2 functions. It operates at a supply voltage of 5V and has a propagation delay of 29ns. With a package style of small outline, it is suitable for industrial applications requiring true output polarity and 3-STATE output characteristics.
SN74LVC125APWG4
SN74LVC125APWG4 by Texas Instruments is a 14-terminal CMOS bus driver with 4 functions and 3-STATE output characteristics. It operates at a nominal voltage of 1.8V, has a propagation delay of 6ns, and can handle load capacitance up to 50pF. Ideal for automotive applications due to its temperature grade and thin profile package style.
SN74LVC2G125DCUR
SN74LVC2G125DCUR by Texas Instruments is a 2-function bus driver with a propagation delay of 4.3ns at 1.8V, suitable for automotive applications. It operates at temperatures ranging from -40 to 125°C and has a max supply voltage of 5.5V, making it ideal for various electronic systems requiring fast signal transmission in compact spaces.
SN74HC245PWT
SN74HC245PWT by Texas Instruments is an 8-bit bus driver with a propagation delay of 22ns and output current of 7.8A. It operates at a supply voltage range of 2-6V, making it suitable for industrial applications requiring bidirectional control in a compact package.
74VHCT574N
National Semiconductor
74VHCT574N by National Semiconductor is an 8-bit bus driver with a supply voltage of 5V and a load capacitance of 50pF. It features a max operating temperature of 85°C, propagation delay of 11.5ns, and output characteristics in the form of 3-STATE. This CMOS technology device is ideal for industrial applications requiring true output polarity and positive edge trigger type.
SN74LVCC3245ADBRE4
SN74LVCC3245ADBRE4 by Texas Instruments is an 8-bit bus driver with 3V & 3/5V translation, featuring a propagation delay of 7.6 ns and output characteristics in a small outline package. Ideal for bidirectional applications requiring common control, it operates at temperatures ranging from -40 to 85°C with a supply voltage of 2.3-3.6 V.
74HC373D,653
NXP Semiconductors' 74HC373D,653 is an 8-bit bus driver with a propagation delay of 45ns at 5V. It features a small outline package and operates in the temperature range of -40 to 125°C. Ideal for automotive applications due to its CMOS technology and true output polarity.
SN74HC245DWRG4
SN74HC245DWRG4 by Texas Instruments is an 8-bit bus driver with a propagation delay of 22ns and operates at a nominal voltage of 6V. It features a surface-mount package, 3-STATE output characteristics, and is ideal for bidirectional control applications in industrial settings.
SN74LS373DW
BUS DRIVER; Temperature Grade: COMMERCIAL; Terminal Form: GULL WING; No. of Terminals: 20; Package Code: SOP; Package Shape: RECTANGULAR;
SN74LV1T126DBVRG4
SN74LV1T126DBVRG4 by Texas Instruments is a 5-terminal bus driver with a supply voltage range of 1.6V to 5.5V, featuring a propagation delay of 15.5ns and output current up to 8A. Ideal for automotive applications, this CMOS technology device operates b/w -40°C to 125°C, offering true output polarity and dual terminal position for efficient signal transmission in compact spaces.
SN74HC125D
SN74HC125D by Texas Instruments is a 4-function bus driver with 30ns propagation delay at 5V. It features 3-STATE output characteristics, operates in industrial temperature range (-40 to 85 °C), and has a small outline package style. Ideal for applications requiring true output polarity control and low enable type.
NC7SZ125M5X
BUS DRIVER; Temperature Grade: INDUSTRIAL; Terminal Form: GULL WING; No. of Terminals: 5; Package Code: TSSOP; Package Shape: RECTANGULAR;
74LVC1G126GW-Q100H
NXP Semiconductors' 74LVC1G126GW-Q100H is a bus driver with 6ns propagation delay, suitable for automotive applications. It operates at 3.3V, has 5 terminals in a small outline package, and supports true output polarity. With AEC-Q100 screening level, it can handle up to 24A of current.
Partstack™ will investigate all reported instances of potential suspect/counterfeit part listings.
N74F541D
N74F541D by NXP Semiconductors is an 8-bit bus driver with a propagation delay of 7.5 ns at 5V supply, suitable for commercial applications. It features a small outline package, 3-STATE output characteristics, and operates within a temperature range of 0 to 70°C.
Philips Semiconductors
Philips Components
BUS DRIVER; Temperature Grade: COMMERCIAL; Terminal Form: GULL WING; No. of Terminals: 20; Package Shape: RECTANGULAR; Maximum Supply Voltage (Vsup): 5.5 V;
N74F245D,623
BUS TRANSCEIVER; Temperature Grade: COMMERCIAL; Terminal Form: GULL WING; No. of Terminals: 20; Package Code: SOP; Package Shape: RECTANGULAR;
N74F1242N
BUS TRANSCEIVER; Temperature Grade: COMMERCIAL; Terminal Form: THROUGH-HOLE; No. of Terminals: 14; Package Code: DIP; Package Shape: RECTANGULAR;
N74F1244N
BUS DRIVER; Temperature Grade: COMMERCIAL; Terminal Form: THROUGH-HOLE; No. of Terminals: 20; Package Code: DIP; Package Shape: RECTANGULAR;
N74F1245D
N74F1240D-T
N74F1241D-T
N74F1243D-T
BUS TRANSCEIVER; Temperature Grade: COMMERCIAL; Terminal Form: GULL WING; No. of Terminals: 14; Package Code: SOP; Package Shape: RECTANGULAR;
N74F1244D-T
N74F1242D-T
N74F1244N,602
N74F1241D
N74F1243N
N74F1241N
N74F1244D
N74F1244D,602
N74F1243D
N74F1240D
BUS DRIVER; Temperature Grade: COMMERCIAL; Terminal Form: GULL WING; No. of Terminals: 20; Package Shape: RECTANGULAR; Minimum Supply Voltage (Vsup): 4.5 V;
Supply Digital Components
$106.00
$54.25
$11.90
$7.29
Quantity
12,000 In-Stock
Total price ≈ $80,197.29
© 2023 All rights reserved