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
ATM90E26-YU-R by Microchip Technology is a 28-terminal IC with a supply voltage range of 2.8V to 3.6V, suitable for industrial applications. It features three channels, operates in temperatures from -40°C to 85°C, and has a small outline package style ideal for analog circuit designs.
Median Price
$1.522
Lifecycle Status
Suppliers In-Stock
23
In-Stock Inventory
1k+
Arrow
1+ parts
$1.604
100+ parts
$1.591
1k+ parts
$1.582
10k+ parts
-
Mouser Electronics
$1.660
Microchip Technology
$1.390
$1.280
$1.230
DigiKey
Master Electronics
$1.180
$1.120
Verical
$1.388
$1.353
Element14
$1.990
Newark
$1.440
Farnell
$1.140
RS (Exports)
$1.751
Digiode
$1.573
TME
$1.650
$1.530
NAC Semi
$1.780
$1.610
$1.450
Nova Conductors
$1.840
ComSIT Distribution GmbH
Chip Stock
Cyclops Electronics Ltd
Vyrian
J2 Sourcing AB
Electro Sonic
$1.400
$1.350
IBS Electronics
$2.833
$1.907
VNN
ACDS - Activité Composants Distribution Service
Ampacity Inc.
$0.990
Semicontronic
$0.965
$0.960
Continental Prestige Electronics
$1.240
$1.130
Corphita
$1.490
Bastille Electronics
$1.748
$1.661
$1.638
Argo Parts USA
Corohmni
$16.943
Aztec Data Supply Inc.
$19.833
RC Electronics
$1.470
$1.420
Perfect Parts
Futuretech Components
XL Components Corporation
Computer Components Inc. - USA
Kepictronics
A-Z Elektronik GmbH
Eastek
Lixinc
Infinite Electronics LLP (Excess)
Alle Elektronik GmbH
S.R.D Solutions
Authorized Procurement Solutions
Marpe Global Electronics
Supply Digital
iodParts Technologies Inc.
$1.862
QualityLine Systems
Cyclops Electronics Ltd (Excess)
Glotronic Ltd.
Technoshack Inc. (Excess)
GreenTree Electronics
Advanced Electronics
Formix International (Excess)
PLASTIC/EPOXY material makes the package durable and resistant to heat, making it suitable for industrial applications.
Surface mount capability allows for easy and efficient PCB assembly, saving time and cost.
Operates at a standard supply voltage, ensuring compatibility with many systems and power sources.
Plenty of terminals available for connecting various components, providing flexibility in circuit design.
Can operate at high temperatures without compromising performance, suitable for industrial environments.
Capable of functioning in low-temperature conditions, making it versatile for different operating environments.
Dual terminal position allows for increased stability and reliability in connections.
Compact width makes it suitable for applications where space is limited.
Designed for industrial temperature ranges, ensuring reliability in harsh operating conditions.
Multiple channels available for processing different signals or data streams simultaneously.
Other Function Semiconductors ATM90E26-YU-R attributes and parameters. Explore more Other Function Semiconductors devices from Microchip Technology
Other IC type:
JESD-30 Code:
JESD-609 Code:
Length:
No. of Channels:
No. of Functions:
No. of Terminals:
Maximum Operating Temperature:
Minimum Operating Temperature:
Package Body Material:
Package Code:
Package Equivalence Code:
Package Shape:
Package Style (Meter):
Maximum Seated Height:
Maximum Supply Voltage (Vsup):
Minimum Supply Voltage (Vsup):
Nominal Supply Voltage (Vsup):
Surface Mount:
Temperature Grade:
Terminal Finish:
Terminal Form:
Terminal Pitch:
Terminal Position:
Width (mm):
ATM90E26-YU-R Other Function Semiconductors trade compliance attributes, and parameters.
ECCN
EAR99
ECCN Governance
EAR
HTS
8542.31.00.01
SB
8542.31.00.00
Microchip Technology Incorporated is a leading provider of integrated circuit (IC) solutions for the global market. Founded in 1989, the company designs, manufactures, tests and markets state-of-the-art microcontrollers and analog devices for use in a wide array of electronics applications, such as the automotive industry, consumer electronics and industrial automation. Through its world-class production processes and technologies, Microchip Technology has become an innovator of semiconductor solutions that enable customers to maximize their performance while streamlining costs.
President and CEO
Ganesh Moorthy
Executive Chair
Steve Sanghi
CFO, Senior VP
J. Eric Bjornholt
Fab 5 - Colorado
Fabrication
Fab Initiation
1995
USA
Colorado Springs
Wafer Capacity
70,000
Santa Clara
1990
1,290
Lawrence
1989
5,000
Fab 4 - Gresham
1988
Gresham
50,000
Fab 2 - Tempe
1994
Tempe
30,000
Beverly
1985
2,000
Lowell
1986
15,000
Garden Grove
12,000
New Fab - Gresham
2024
BAV99
Siemens
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: GULL WING; No. of Terminals: 3; Surface Mount: YES; Package Shape: RECTANGULAR;
BSS123,215
NXP Semiconductors
NXP Semiconductors' BSS123,215 is a N-CHANNEL FET for SWITCHING applications. Features include 100V DS Breakdown Voltage, 0.17A Drain Current, and 6 ohm On Resistance. With GULL WING terminals and ENHANCEMENT MODE operation, it's ideal for small outline packages in various electronic devices.
SS14
SPC TECHNOLOGY/ MULTICOMP
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: C BEND; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
BAT54SLT1G
Onsemi
BAT54SLT1G by Onsemi is a fast recovery Schottky diode with 2 elements in series connected configuration. It has a max reverse recovery time of 0.005 us and a max forward voltage of 0.8 V. Ideal for applications requiring high-speed rectification, it operates b/w -55 to 150 °C and can handle a max output current of 0.2 A.
1N4148
Synsemi
RECTIFIER DIODE; Terminal Position: AXIAL; Terminal Form: WIRE; No. of Terminals: 2; Surface Mount: NO; Package Shape: ROUND;
2N2222A
Vpt Components
NPN; Configuration: SINGLE; Surface Mount: NO; Maximum Power Dissipation (Abs): 1 W; Maximum Collector Current (IC): .8 A; Maximum Power Dissipation Ambient: .5 W;
LL4148
Surge Components
RECTIFIER DIODE; Terminal Position: END; Terminal Form: WRAP AROUND; No. of Terminals: 2; Surface Mount: YES; Package Shape: ROUND;
Micro Commercial Components
Small Signal Bipolar Transistors; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 300 MHz; Maximum Collector Current (IC): .8 A; JESD-609 Code: e0;
CRG0805F10K
Tyco Electronics Components
FIXED RESISTOR; Mounting Type: SURFACE MOUNT; Resistance: 10000 ohm; Rated Power Dissipation (P): .125 W; Maximum Operating Temperature: 125 Cel; Tolerance: 1 %;
SMBJ18CA
Pro-an Electronic
TRANS VOLTAGE SUPPRESSOR DIODE; Surface Mount: YES; Maximum Clamping Voltage: 29.2 V; Polarity: BIDIRECTIONAL; Nominal Breakdown Voltage: 21.05 V; Maximum Repetitive Peak Reverse Voltage: 18 V;
LM358AN
Philips Semiconductors
OPERATIONAL AMPLIFIER; Temperature Grade: COMMERCIAL; Terminal Form: THROUGH-HOLE; No. of Terminals: 8; Package Code: DIP; Package Shape: RECTANGULAR;
1N4148WS
Diotec Semiconductor Ag
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: GULL WING; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
RN41N-I/RM
Microchip Technology's RN41N-I/RM is a telecom IC with 35 terminals, operating from -40 to 85°C. It has a supply voltage of 3.3V and is surface mountable in industrial applications. The package style is rectangular, measuring 13.2mm x 20.1mm with a seated height of 2.2mm, suitable for telecom interface functions.
MC7805CTG
MC7805CTG by Onsemi is a fixed positive single output standard regulator with an output voltage of 5V and max current of 1A. It operates in temperatures ranging from 0 to 125°C, making it suitable for various applications requiring stable voltage regulation. The package style is flange mount with through-hole terminals, ensuring easy installation and reliability in diverse electronic designs.
IRLML6402TRPBF
Infineon Technologies
IRLML6402TRPBF by Infineon is a P-CHANNEL FET for SWITCHING applications. It features a 20V DS Breakdown Voltage, 22A IDM, and 0.065 ohm RDS(on). With a small outline package and matte tin finish, it operates in temperatures from -55 to 150 °C.
World Products
TRANS VOLTAGE SUPPRESSOR DIODE; Terminal Position: DUAL; Terminal Form: C BEND; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
LM317T
Comset Semiconductors
Other Regulators; No. of Terminals: 3; Terminal Pitch: 2.54 mm; Minimum Output Voltage-1: 1.2 V; Technology: BIPOLAR; Operating Temperature (TJ-Max): 125 Cel;
STM32H743XIH6
STMicroelectronics
STM32H743XIH6 by STMicroelectronics is a 32-bit microcontroller with Cortex-M7 CPU, 36-Ch 16-Bit ADC, and 2-Ch 12-Bit DAC. It operates at up to 48 MHz, has 1085440 bytes of RAM, and offers connectivity options like CAN, I2C, USB. Ideal for industrial applications requiring high-performance processing and extensive peripheral support.
Secos
M39029/56351
Souriau
CONNECTOR ACCESSORY; MIL Conformity: YES; Contact Gender: FEMALE; Insertion Tools: M81969/14-10; Tool Settings: M22520/2-10; DIN Conformity: NO;
LTC4150CMS#PBF
Linear Technology
ANALOG CIRCUIT; Temperature Grade: COMMERCIAL; No. of Terminals: 10; Package Code: TSSOP; Package Shape: SQUARE; Surface Mount: YES;
LT3092MPST
ANALOG CIRCUIT; Temperature Grade: MILITARY; No. of Terminals: 3; Package Code: SOP; Package Shape: RECTANGULAR; Surface Mount: YES;
LMP8640MKE-F/NOPB
National Semiconductor
ANALOG CIRCUIT; Temperature Grade: AUTOMOTIVE; No. of Terminals: 6; Package Code: TSOP; Package Shape: RECTANGULAR; Surface Mount: YES;
AD9958BCPZ
Analog Devices
AD9958BCPZ by Analog Devices is a 56-terminal IC with supply voltages of 1.8V and 3.3V, operating b/w -40 to 85°C. It features a square package shape, matte tin terminal finish, and is ideal for industrial applications requiring very thin profile components.
178.6152.0001
Littelfuse
Other Semiconductors;
L3GD20HTR
L3GD20HTR by STMicroelectronics is a 16-terminal IC with a supply voltage range of 2.2V to 3.6V, operating b/w -40°C to 85°C. This CMOS technology-based sensor has a peak reflow temperature of 260°C and is ideal for industrial applications requiring precise motion sensing in compact spaces.
LM334MX/NOPB
ANALOG CIRCUIT; Temperature Grade: COMMERCIAL; No. of Terminals: 8; Package Code: SOP; Package Shape: RECTANGULAR; Surface Mount: YES;
MLX90614ESF-BAA-000-TU
Melexis N V
MLX90614ESF-BAA-000-TU by Melexis N V is an industrial-grade analog circuit with a supply voltage range of 2.6V to 3.6V. It operates b/w -40°C to 85°C, featuring a cylindrical metal package with four terminals at the bottom. Ideal for temperature sensing applications requiring high precision and reliability in harsh environments.
PGA112AIDGSR
Texas Instruments
PGA112AIDGSR by Texas Instruments is a 10-terminal analog circuit IC with dual terminal position. It operates b/w -40 to 125°C, suitable for automotive applications. With a supply voltage range of 2.2V to 5.5V, it offers two channels and is surface mountable in a small outline package.
PCT2075GVX
PCT2075GVX by NXP Semiconductors is a small outline, thin profile analog circuit IC with 6 terminals. It operates b/w -55 to 125°C and supports a supply voltage range of 2.7V to 5.5V. Ideal for military-grade applications requiring precise temperature monitoring in compact spaces.
LTC4411ES5#TRMPBF
LTC4411ES5#TRMPBF by Analog Devices is a small outline, very thin profile IC with 5 terminals and matte tin finish. It operates b/w -40 to 85°C, with supply voltage ranging from 2.6V to 5.5V. Ideal for industrial applications requiring precise power management in compact spaces.
THN15-2411WI
Powersolve Electronics
CSNT651-001
Honeywell Sensing And Control
CSNT651-001 by Honeywell is an industrial-grade analog circuit with 3 terminals. It operates b/w -40°C to 85°C, suitable for various applications. With a supply voltage range of ±15V, it comes in a rectangular package shape ideal for through-hole mounting.
MCP6S21-I/SN
MCP6S21-I/SN by Microchip Technology is an 8-terminal analog circuit IC with a supply voltage range of 2.5V to 5.5V, suitable for industrial applications. It has a small outline package style, matte tin terminal finish, and operates b/w -40°C to 85°C. This surface-mount device is ideal for various electronic systems requiring precise signal processing capabilities.
MAX31855RASA+
MAX31855RASA+ by Analog Devices is a small outline IC with 8 terminals, operating at -40 to 125°C. It has a supply voltage range of 3-3.6V and consumes 1.5mA max current. Ideal for automotive applications due to its high temp grade and surface mount capability.
LSM6DSO16ISTR
ANALOG CIRCUIT;
FDC1004DSCR
FDC1004DSCR by Texas Instruments is a 10-terminal analog circuit IC with a nominal voltage of 3.3V and operating temperatures ranging from -40 to 125°C. This surface-mount device in a small outline package is ideal for automotive applications, offering 4 channels and a max supply voltage of 3.6V.
MAX31855NASA+
MAX31855NASA+ by Analog Devices is a small outline IC with 8 terminals and operates at a supply voltage of 3.3V. It has an automotive temperature grade, can withstand -40 to 125°C, and consumes a max current of 1.5mA. This semiconductor is ideal for applications requiring precise analog circuitry in harsh environments.
LM66100DCKR
LM66100DCKR by Texas Instruments is a small outline, thin profile analog circuit with 6 terminals. It operates b/w -40 to 105°C and has a supply voltage range of 1.5V to 5.5V, making it suitable for industrial applications requiring precise temperature control in compact spaces.
LT4320IDD#PBF
ANALOG CIRCUIT; Temperature Grade: INDUSTRIAL; No. of Terminals: 8; Package Code: HVSON; Package Shape: SQUARE; Surface Mount: YES;
Partstack™ will investigate all reported instances of potential suspect/counterfeit part listings.
ATM90E36A-AU-R
Atmel
ATM90E36A-AU-R by Atmel is a 48-terminal, surface mount IC with a package shape of square. It operates at a nominal voltage of 3.3V and has an industrial temperature grade. This analog circuit is commonly used in applications requiring precise power measurement and control.
ATM90E36A-AU-R by Microchip Technology is a 48-terminal analog circuit IC with a nominal voltage of 3.3V, suitable for industrial applications. It features a max operating temperature of 85°C and terminal finish in matte tin, making it ideal for use in various electronic systems requiring precise power management and monitoring capabilities.
ATM90E32AS-AU-R
Microchip's ATM90E32AS-AU-R is a 48-terminal IC with 3.3V nominal voltage, suitable for industrial applications. It features 6 channels, operates b/w -40 to 85 °C, and has a thin profile flatpack package style. Ideal for analog circuit designs requiring precise power management in compact spaces.
ANALOG CIRCUIT; Temperature Grade: INDUSTRIAL; No. of Terminals: 48; Package Code: TFQFP; Package Shape: SQUARE; Surface Mount: YES;
ATM90E32AS-AU-Y
ATM90E32AS-AU-Y by Microchip Technology is a 48-terminal, surface mount IC with a square package. It operates at a nominal voltage of 3.3V and has a temperature range of -40 to 85°C. This analog circuit is commonly used in industrial applications for its 6-channel functionality and thin profile package style.
ATM90E26-YU-R
ANALOG CIRCUIT; Temperature Grade: INDUSTRIAL; No. of Terminals: 28; Package Code: SSOP; Package Shape: RECTANGULAR; Surface Mount: YES;
ATM90E36A-AU-Y
Microchip Technology's ATM90E36A-AU-Y is a 48-terminal IC with 3.3V supply, operating from -40 to 85°C. It features 7 channels for industrial applications, in a square-shaped plastic package suitable for surface mounting at a max height of 1.2mm.
ATM90E26-YU-B
ATM90E26-YU-B by Microchip Tech: 3.3V nominal supply, 28 terminals, -40 to 85°C temp range. Ideal for industrial applications requiring analog circuit IC with 3 channels in a small outline package.
ATM90E25-YU-B
ANALOG CIRCUIT; No. of Terminals: 28; Package Code: SSOP; Package Shape: RECTANGULAR; Surface Mount: YES; Maximum Operating Temperature: 85 Cel;
ATM90E25-YU-R
ANALOG CIRCUIT; No. of Terminals: 28; Package Code: SSOP; Package Shape: RECTANGULAR; Surface Mount: YES; Terminal Pitch: .65 mm;
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