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
NXP Semiconductors' MCF5270CVM150R2 microprocessor features a 32-bit architecture with integrated cache and operates at a max clock frequency of 75 MHz. Ideal for industrial applications, this CMOS technology-based chip has a low power mode and supports boundary scan testing.
Median Price
$26.181
Lifecycle Status
Suppliers In-Stock
5
In-Stock Inventory
1k+
Verical
1+ parts
-
100+ parts
1k+ parts
10k+ parts
Nova Conductors
$28.741
Digiode
Anansix
Vyrian
Ampacity Inc.
$9.000
AZTECH Wire
$10.776
One Stop Electronics
$28.000
Continental Prestige Electronics
$28.166
Netroflash
Vigor
$32.929
Microchip USA
$60.360
$59.310
$58.780
$58.260
Component Stockers USA
$254.640
QUARKTWIN TECHNOLOGY LTD
Argo Parts USA
iodParts Technologies Inc.
UNI Independent Distributors
Corphita
This material provides durability and protection to the microprocessor, ensuring its longevity and reliability.
Having integrated cache improves the performance of the microprocessor by allowing for faster access to frequently used data.
Surface mount technology makes for easier and more efficient installation of the microprocessor onto circuit boards.
This high maximum supply voltage allows for flexibility in power requirements and compatibility with a wide range of systems.
A wider address bus width allows for more efficient memory addressing and data transfer within the microprocessor.
The square package shape helps in optimal space utilization on circuit boards, especially in compact electronic devices.
A 32-bit architecture allows for faster processing and handling of data within the microprocessor.
Having a higher number of terminals enables greater connectivity and capabilities for interfacing with external devices.
The grid array low profile package style offers improved thermal performance and efficient heat dissipation.
With a low minimum supply voltage, the microprocessor can operate efficiently while consuming less power.
The high maximum operating temperature range ensures reliability and stable performance even under demanding conditions.
The low minimum operating temperature allows the microprocessor to function reliably in colder environments.
This terminal finish provides good conductivity and corrosion resistance, ensuring reliable connections.
Microprocessors MCF5270CVM150R2 attributes and parameters. Explore more Microprocessors devices from NXP Semiconductors
Additional Features:
Address Bus Width:
Bit Size:
Boundary Scan:
Maximum Clock Frequency:
External Data Bus Width:
Format:
Integrated Cache:
JESD-30 Code:
JESD-609 Code:
Length:
Low Power Mode:
Moisture Sensitivity Level (MSL):
No. of Terminals:
Maximum Operating Temperature:
Minimum Operating Temperature:
Package Body Material:
Package Code:
Package Shape:
Package Style (Meter):
Peak Reflow Temperature (C):
Qualification:
Maximum Seated Height:
Speed:
Maximum Supply Voltage:
Minimum Supply Voltage:
Nominal Supply Voltage:
Surface Mount:
Technology:
Temperature Grade:
Terminal Finish:
Terminal Form:
Terminal Pitch:
Terminal Position:
Maximum Time At Peak Reflow Temperature (s):
Width:
Peripheral IC Type:
MCF5270CVM150R2 Peripheral ICs trade compliance attributes, and parameters.
ECCN
3A991.A.2
ECCN Governance
EAR
HTS
8542.31.00.01
SB
8542.31.00.00
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
BAV99
Panasonic
MIXER DIODE; Terminal Position: DUAL; Terminal Form: GULL WING; No. of Terminals: 3; Surface Mount: YES; Package Shape: RECTANGULAR;
1N4148WT-7
Diodes Incorporated
1N4148WT-7 by Diodes Inc. is a fast recovery rectifier diode with a max reverse recovery time of 0.004 us and a max forward voltage of 1.25 V. It has a package style of small outline, making it suitable for surface mount applications where high-speed switching is required at temperatures ranging from -65 to 150 °C.
EU2B-YS303C
Idec
ROTARY SWITCH;
BSS138
NXP Semiconductors
N-CHANNEL; Configuration: SINGLE; Surface Mount: YES; No. of Terminals: 3; Maximum Drain Current (ID): .2 A; Operating Mode: ENHANCEMENT MODE;
SMBJ18CA
Meritek Electronics
TRANS VOLTAGE SUPPRESSOR DIODE; Terminal Position: DUAL; Terminal Form: C BEND; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
1N4148WT
Onsemi
1N4148WT by Onsemi is a single rectifier diode with a max output current of 0.3A and forward voltage of 0.72V. It has a small outline package style, matte tin terminal finish, and operates at temperatures up to 150°C. Ideal for applications requiring fast reverse recovery time such as power supplies and signal demodulation circuits.
SS14
Fairchild Semiconductor
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: C BEND; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
MBR0520LT1G
MBR0520LT1G by Onsemi is a Schottky rectifier diode with a max forward voltage of 0.385V and output current of 0.5A. It operates b/w -65°C to 125°C, has a peak reflow temperature of 260°C, and a repetitive peak reverse voltage of 20V. This diode is ideal for applications requiring high-speed switching in compact electronic devices.
2N2222A
Itt Semiconductor
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 250 MHz; Maximum Power Dissipation (Abs): .5 W; Maximum Collector Current (IC): .8 A;
4554
Jw Miller Magnetics
Other Semiconductors;
LM358N
National Semiconductor
OPERATIONAL AMPLIFIER; Temperature Grade: COMMERCIAL; Terminal Form: THROUGH-HOLE; No. of Terminals: 8; Package Code: DIP; Package Shape: RECTANGULAR;
MICRODIODE ELECTRONICS SHENZHEN CO LTD
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: GULL WING; No. of Terminals: 3; Surface Mount: YES; Package Shape: RECTANGULAR;
N-CHANNEL; Configuration: SINGLE WITH BUILT-IN DIODE; Surface Mount: YES; Maximum Power Dissipation (Abs): .36 W; Package Shape: RECTANGULAR; Terminal Finish: Matte Tin (Sn) - annealed;
NUP2105LT1G
NUP2105LT1G by Onsemi is a Transient Suppression Device with 350W power dissipation, 29.1V breakdown voltage, and 44V clamping voltage. Commonly used in electronic circuits for surge protection due to its bidirectional polarity and silicon diode element material.
Panjit International
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
Vishay Intertechnology
Vishay Intertechnology's LL4148 diode features a max reverse recovery time of 0.004 us, forward voltage of 1 V, and output current of 0.15 A. Ideal for rectification applications in electronics due to its high efficiency and low power dissipation capabilities.
Tesla Elektronicke Soucastky
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 300 MHz; Maximum Power Dissipation (Abs): .5 W; Maximum Collector Current (IC): .8 A;
Rfe International
2N7002
Silicon Standard
N-CHANNEL; Configuration: SINGLE WITH BUILT-IN DIODE; Surface Mount: NO; Maximum Power Dissipation (Abs): .225 W; Maximum Drain-Source On Resistance: 7.5 ohm; Transistor Element Material: SILICON;
MCIMX6S1AVM08AC
Freescale Semiconductor
MICROPROCESSOR, RISC; Temperature Grade: AUTOMOTIVE; Terminal Form: BALL; No. of Terminals: 2240; Package Code: LFBGA; Package Shape: SQUARE;
FH8066802980002SR2Z7
Intel
Intel FH8066802980002SR2Z7 microprocessor features 64-bit technology with integrated cache, operating at a speed of 2400 rpm. Utilizes CMOS technology in a rectangular package style with 1296 terminals for high-performance computing applications.
MPC8323ECVRAFDCA
The NXP Semiconductors MPC8323ECVRAFDCA is a 32-bit microprocessor with integrated cache and a max clock frequency of 66.67 MHz. It is commonly used in applications requiring low power mode and peripheral ICs, such as embedded systems and networking devices.
MCF5233CVM150
MICROPROCESSOR, RISC; Temperature Grade: INDUSTRIAL; Terminal Form: BALL; No. of Terminals: 256; Package Code: LBGA; Package Shape: SQUARE;
MCF5270CVM150R2
MPC5200CVR400B
NXP Semiconductors' MPC5200CVR400B microprocessor features 32-bit external data bus width, 13-bit address bus width, and a max clock frequency of 35 MHz. Ideal for industrial applications requiring low power mode, this CMOS technology-based processor offers integrated cache and boundary scan capabilities.
AT91SAM9261B-CU
Microchip Technology
Microchip Technology's AT91SAM9261B-CU is a 32-bit microprocessor with integrated cache and 8-bit on-chip data RAM. It features a max clock frequency of 20 MHz, suitable for industrial applications requiring low power mode and boundary scan capability. With a package style of grid array and terminal finish of Sn/Ag/Cu, it offers 217 terminals in a compact square shape for efficient PCB design.
STM32MP153AAA3
STMicroelectronics
MICROPROCESSOR, RISC; Maximum Time At Peak Reflow Temperature (s): NOT SPECIFIED; Peak Reflow Temperature (C): NOT SPECIFIED;
MPC8343ZQADDB
MICROPROCESSOR; Temperature Grade: OTHER; Terminal Form: BALL; No. of Terminals: 620; Package Code: BGA; Package Shape: SQUARE;
OSD3358-512M-BSM
Octavo Systems
OSD3358-512M-BSM by Octavo Systems is a microprocessor with 256 terminals in a square grid array package. It operates b/w 0 to 85°C, with a supply voltage of 1.1V and max current of 2000mA. Ideal for RISC applications requiring high speed and fixed-point format.
P1010NXE5HHB
MICROPROCESSOR, RISC; No. of Terminals: 425; Package Body Material: PLASTIC/EPOXY; Terminal Finish: TIN SILVER; Package Equivalence Code: BGA425,23X23,32; Technology: CMOS;
ADSP-21489BSWZ-4B
Analog Devices
Analog Devices' ADSP-21489BSWZ-4B microprocessor features 40-bit architecture, 24-bit address bus width, and 16-bit external data bus. Ideal for industrial applications, it operates at up to 25 MHz clock frequency with a supply voltage range of 1.05V to 1.15V.
SPC5125YVN400
MICROPROCESSOR, RISC; Temperature Grade: INDUSTRIAL; Terminal Form: BALL; No. of Terminals: 324; Package Code: BGA; Package Shape: SQUARE;
MC7448TVU1267ND
MC7448TVU1267ND by NXP Semiconductors is a microprocessor with integrated cache and a max clock frequency of 200 MHz. It has a low power mode and is suitable for applications requiring high processing speed, such as embedded systems and industrial automation.
P1021NSE2HFB
MICROPROCESSOR, RISC; Terminal Form: BALL; No. of Terminals: 689; Package Code: BGA; Package Shape: SQUARE; Nominal Supply Voltage: 1 V;
MPC860SRVR50D4
MICROPROCESSOR, RISC; Terminal Form: BALL; No. of Terminals: 357; Package Code: BGA; Package Shape: SQUARE; Package Equivalence Code: BGA357,19X19,50;
LUPXA255A0C200
Intel LUPXA255A0C200 microprocessor features 32-bit architecture, 26-bit address bus, and operates at a max clock frequency of 3.6864 MHz. Ideal for low power applications with integrated cache and boundary scan capabilities.
AM3354BZCZA60
Texas Instruments
AM3354BZCZA60 by Texas Instruments is a 32-bit microprocessor with 131072 RAM words, 16-bit external data bus width, and max clock frequency of 26 MHz. Ideal for industrial applications requiring low power mode, it features a terminal pitch of 0.8 mm and operates at temperatures ranging from -40 to 105 °C.
KMPC866TZP133A
MICROPROCESSOR, RISC; Terminal Form: BALL; No. of Terminals: 357; Package Code: BGA; Package Shape: SQUARE; Terminal Pitch: 1.27 mm;
ATSAMA5D27C-LD1G-CU
ATSAMA5D27C-LD1G-CU by Microchip features 16-bit architecture, 24 MHz clock frequency, and 32KB RAM. Ideal for industrial applications requiring low power consumption and high-speed processing.
Partstack™ will investigate all reported instances of potential suspect/counterfeit part listings.
MCF5282CVM66
MICROPROCESSOR, RISC; Temperature Grade: INDUSTRIAL; Terminal Form: BALL; No. of Terminals: 256; Package Code: LFBGA; Package Shape: SQUARE;
Motorola
MICROPROCESSOR, RISC; Temperature Grade: INDUSTRIAL; Terminal Form: BALL; No. of Terminals: 256; Package Code: BGA; Package Shape: SQUARE;
MCF5282CVM80
MCF5329CVM240
The NXP Semiconductors MCF5329CVM240 microprocessor features a 32-bit architecture, 80 MHz clock frequency, and integrated cache. Ideal for industrial applications requiring low power consumption and high-speed processing capabilities. With a temperature range of -40 to 85°C, it is suitable for various embedded systems.
MCF5372LCVM240
NXP Semiconductors' MCF5372LCVM240 microprocessor features 32-bit architecture, 80 MHz clock frequency, and integrated cache. Ideal for industrial applications requiring low power mode, with a temperature range of -40 to 85°C. Package style is grid array with 196 terminals in a square shape.
MICROPROCESSOR, RISC; Temperature Grade: INDUSTRIAL; Terminal Form: BALL; No. of Terminals: 196; Package Code: BGA; Package Shape: SQUARE;
MCF5251VM140
The NXP Semiconductors MCF5251VM140 microprocessor features a 32-bit architecture, 24-bit address bus width, and integrated cache. It is suitable for applications requiring a max clock frequency of 140 MHz, such as embedded systems and industrial automation. With a low profile grid array package style and ball terminal form, it offers reliable performance in commercial-grade environments.
MICROPROCESSOR; Temperature Grade: COMMERCIAL; Terminal Form: BALL; No. of Terminals: 225; Package Code: LFBGA; Package Shape: SQUARE;
MCF5372LCVM240J
MCF5372LCVM240J by Freescale is a 32-bit microprocessor with power supplies of 1.5V and 3.3V, suitable for industrial applications. It features a package style of grid array, operates b/w -40 to 85°C, and has a speed of 240 rpm. This surface-mount device with 196 terminals is ideal for RISC-based systems requiring high performance in harsh environments.
MCF54415CMJ250
MICROPROCESSOR; Temperature Grade: INDUSTRIAL; Terminal Form: BALL; No. of Terminals: 256; Package Code: BGA; Package Shape: SQUARE;
NXP Semiconductors' MCF54415CMJ250 microprocessor features 32-bit architecture, integrated cache, and operates at a max clock frequency of 100 MHz. Ideal for industrial applications requiring low power consumption, it supports multiple power supplies and has a temperature range from -40 to 85°C.
MCF5329CVM240J
MCF5329CVM240J by Freescale Semiconductor is a 32-bit microprocessor with power supplies of 1.5V, 1.8/3.3V and a speed of 240rpm. It features a grid array package style with 256 terminals in a square shape, suitable for industrial applications requiring high processing capabilities and reliability at temperatures ranging from -40 to 85°C.
MCF5251CVM140R2
NXP Semiconductors' MCF5251CVM140R2 microprocessor features 32-bit architecture, 140 MHz clock frequency, and 24-bit address bus width. Ideal for industrial applications requiring high-speed processing with a max supply voltage of 1.32 V and operating temperature range from -40 to 85 °C.
MICROPROCESSOR; Temperature Grade: INDUSTRIAL; Terminal Form: BALL; No. of Terminals: 225; Package Code: LFBGA; Package Shape: SQUARE;
MCF5251CVM140
NXP Semiconductors' MCF5251CVM140 microprocessor features 32-bit architecture, 140 MHz clock frequency, and 24-bit address bus width. Ideal for industrial applications requiring high-speed processing in a compact square package with ball terminals.
MCF54418CMJ250
The NXP Semiconductors MCF54418CMJ250 microprocessor features a 32-bit architecture, integrated cache, and operates at a max clock frequency of 100 MHz. Ideal for industrial applications requiring low power consumption, it supports multiple power supplies (1.2V, 1.8V, 3.3V) and has a temperature range of -40 to 85°C.
MCF5485CVR200
The NXP Semiconductors MCF5485CVR200 is a 32-bit microprocessor with integrated cache, operating at a max frequency of 66.67 MHz. It features low power mode and boundary scan capabilities, making it ideal for industrial applications requiring high-speed processing in a compact square package.
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