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
WIDE BAND LOW POWER; Mounting Feature: SURFACE MOUNT; No. of Terminals: 8; Package Body Material: PLASTIC/EPOXY; Maximum Input Power (CW): 15 dBm; Gain: 14 dB;
Median Price
-
Lifecycle Status
Suppliers In-Stock
2
In-Stock Inventory
< 1k
Digiode
1+ parts
100+ parts
1k+ parts
10k+ parts
Vyrian
Corohmni
$2.257
Advanced Electronics
$2.675
$2.434
$2.194
Decca Corp
$12.000
$11.760
$11.642
Component Stockers USA
$99.990
Glotronic Ltd.
Northwest PG Solutions
Supply Digital
Native Components
Corphita
RF & Microwave Amplifiers AMMP-6130-TR2G attributes and parameters. Explore more RF & Microwave Amplifiers devices from Broadcom
Characteristic Impedance:
Construction:
Gain:
Maximum Input Power (CW):
JESD-609 Code:
Mounting Feature:
No. of Terminals:
Maximum Operating Frequency:
Package Body Material:
Package Equivalence Code:
Power Supplies (V):
RF or Microwave Device Type:
Sub-Category:
Maximum Supply Current:
Terminal Finish:
AMMP-6130-TR2G RF & Microwave trade compliance attributes, and parameters.
ECCN
EAR99
ECCN Governance
EAR
HTS
8542.39.00.01
Broadcom Inc, a Delaware corporation headquartered in San Jose, CA, is a global technology leader that designs, develops and supplies a broad range of semiconductor and infrastructure software solutions. Broadcom’s category-leading product portfolio serves critical markets including data center, networking, software, broadband, wireless, storage and industrial. Our solutions include data center networking and storage, enterprise and mainframe software focused on automation, monitoring and security, smartphone components, telecoms and factory automation.
INA826AIDGKR
Texas Instruments
INA826AIDGKR by Texas Instruments is an instrumentation amplifier with 150uV max input offset voltage, 0.095uA max average bias current, and 1MHz nominal bandwidth. Ideal for automotive applications due to its -40 to 125 °C operating temperature range and high common mode rejection ratio of 120dB.
BSS138LT3G
Onsemi
BSS138LT3G by Onsemi is a N-CHANNEL FET with a min DS breakdown voltage of 50V. It is used for switching applications and has a max drain current of 0.2A and max drain-source on resistance of 3.5 ohm.
MMBT3904-7-F
Diodes Incorporated
Diodes Inc. MMBT3904-7-F is a NPN BJT transistor for switching applications. Features include VCEsat of 0.3V, hFE of 30, and IC of 0.2A. With a max operating temp of 150°C, it's ideal for small outline SMT designs in automotive electronics.
DS18B20Z+T&R
Maxim Integrated
TEMPERATURE SENSOR,SWITCH/DIGITAL OUTPUT,SERIAL; Mounting Feature: SURFACE MOUNT; No. of Terminals: 8; Package Shape or Style: RECTANGULAR; Minimum Operating Temperature: -55 Cel; Package Body Material: PLASTIC/EPOXY;
1N4148
Comchip Technology
RECTIFIER DIODE; Terminal Position: AXIAL; Terminal Form: WIRE; No. of Terminals: 2; Surface Mount: NO; Package Shape: ROUND;
SMBJ18CA
TRANS VOLTAGE SUPPRESSOR DIODE; Terminal Position: DUAL; Terminal Form: C BEND; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
SS14
Surge Components
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: C BEND; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
Changzhou Galaxy Century Microelectronics
TRANS VOLTAGE SUPPRESSOR DIODE; Terminal Position: DUAL; Terminal Form: J BEND; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
BSS138
Infineon Technologies
N-CHANNEL; Configuration: SINGLE WITH BUILT-IN DIODE; Surface Mount: YES; Maximum Power Dissipation (Abs): .36 W; Maximum Drain Current (Abs) (ID): .2 A; Maximum Feedback Capacitance (Crss): 8 pF;
LM2931Z-5.0G
LM2931Z-5.0G by Onsemi is a Fixed Positive Single Output LDO Regulator with 5V output voltage, 0.6V dropout voltage, and 0.1A output current. It is ideal for applications requiring stable power supply in temperature-sensitive environments due to its operating range of -40°C to 125°C.
LD1117S33TR
STMicroelectronics
LD1117S33TR by STMicroelectronics is a fixed positive single output LDO regulator with a nominal output voltage of 3.3V and max output current of 1.3A. It has a small outline package style, operates at an adjustable temperature range from 0 to 125°C, and is ideal for applications requiring stable voltage regulation in compact electronic devices.
DP83848IVVX/NOPB
Texas Instruments DP83848IVVX/NOPB is a 3.3V Ethernet transceiver with 100000 Mbps data rate, suitable for industrial applications. It features CMOS technology, operates b/w -40 to 85 °C, and comes in a low profile flatpack package with matte tin finish.
TM4C1294NCPDTI3
TM4C1294NCPDTI3 by Texas Instruments is a 32-bit microcontroller with Cortex-M4F CPU family. It features 8KB data EEPROM, 20-Ch 12-Bit ADC channels, and 32 DMA channels. Ideal for industrial applications requiring high-speed processing, it offers connectivity options like CAN, Ethernet, I2C, SPI, UART, and USB.
Panjit International
N-CHANNEL; Configuration: SINGLE WITH BUILT-IN DIODE; Surface Mount: YES; Maximum Drain-Source On Resistance: 3 ohm; Minimum DS Breakdown Voltage: 50 V; Terminal Form: GULL WING;
FDN306P
FDN306P by Onsemi is a P-CHANNEL FET with 12V DS Breakdown Voltage, ideal for SWITCHING applications. It features SINGLE configuration with BUILT-IN DIODE and GULL WING terminals. Operating in ENHANCEMENT MODE, it has a max ID of 2.6A and 0.04 ohm RDS(on), suitable for small outline packages at temperatures ranging from -55 to 150°C.
BSS84PH6327XTSA2
BSS84PH6327XTSA2 by Infineon is a P-CHANNEL FET with 60V DS breakdown voltage, ideal for switching applications. It features a single configuration with built-in diode and operates in enhancement mode. With a max drain current of 0.17A and on-resistance of 8 ohm, it offers reliable performance in small outline packages.
AT90CAN128-16AU
Atmel
MICROCONTROLLER, RISC; Temperature Grade: INDUSTRIAL; Terminal Form: GULL WING; No. of Terminals: 64; Package Code: TQFP; Package Shape: SQUARE;
ESD5Z5.0T1G
ESD5Z5.0T1G by Onsemi is a unidirectional Trans Voltage Suppressor Diode with 5V reverse test voltage and 174W peak power dissipation. It is used for transient suppression in electronic circuits, meeting IEC-61000-4-2, 4-4 standards and UL recognized for reliability.
LP2950CDT-3.3G
LP2950CDT-3.3G by Onsemi is a fixed positive single output LDO regulator with a nominal output voltage of 3.3V and max output current of 0.1A. It has a small outline package style, operates at temperatures ranging from -40 to 125 °C, and is suitable for applications requiring low dropout voltage and precise voltage regulation in electronic circuits.
Shandong Yiguang Electronic Joint Stock
HMC8413LP2FETR
Analog Devices
HMC8413LP2FETR by Analog Devices is a wide band medium power RF amplifier with 17 dB gain, suitable for frequencies ranging from 10 MHz to 9000 MHz. It has a max input power of 25 dBm and VSWR of 1.29, making it ideal for RF and microwave applications requiring high performance amplification in the temperature range of -40°C to 85°C.
AH202-F
Triquint Semiconductor
AH202-F by Triquint Semiconductor is a wide band medium power RF amplifier with 14 dB gain. It operates b/w 30 MHz to 2200 MHz, handling up to 16 dBm CW input power. This component, housed in a plastic/epoxy package, is ideal for applications requiring high frequency amplification in RF and microwave systems.
HMC561LP3E
Analog Devices' HMC561LP3E is a wide band low power RF amplifier with 16 terminals, operating from 8-21 GHz. It offers a max input power of 10 dBm, suitable for applications requiring RF amplification in the frequency range. The component is constructed using GaAs technology and can operate b/w -40 to 85°C, making it ideal for various RF and microwave applications.
CMPA601C025D
Wolfspeed
WIDE BAND HIGH POWER;
HMC311LP3E
Hittite Microwave
WIDE BAND LOW POWER; Mounting Feature: SURFACE MOUNT; No. of Terminals: 16; Package Body Material: PLASTIC/EPOXY; Technology: GAAS; Gain: 12 dB;
HMC618LP3ETR
NARROW BAND LOW POWER;
HMC516LC5TR
WIDE BAND LOW POWER; Mounting Feature: SURFACE MOUNT; No. of Terminals: 32; Package Body Material: CERAMIC; Technology: GAAS; Minimum Operating Temperature: -40 Cel;
CMPA2060035F1
NARROW BAND HIGH POWER;
ALM-32220-BLKG
Broadcom
ALM-32220-BLKG by Broadcom is a GAAS module with 13.5 dB gain, operating from 1700 to 2700 MHz. With a max input power of 28 dBm, it's ideal for wideband high-power RF applications requiring a 50 ohm impedance and 5V supply voltage.
RA07H4047M-501
Mitsubishi Electric
Mitsubishi Electric's RA07H4047M-501 is a 50 ohm hybrid module with narrow band high power RF/Microwave device type. It offers 25.22 dB gain, operates b/w 400-470 MHz frequencies, and handles up to 14.77 dBm input power. Ideal for applications requiring high-power amplification in the RF & Microwave domain.
AG303-86G
WIDE BAND LOW POWER; Mounting Feature: SURFACE MOUNT; No. of Terminals: 4; Package Body Material: PLASTIC/EPOXY; Technology: BIPOLAR; Maximum Input Power (CW): 10 dBm;
HMC565LC5TR
HMC565LC5TR by Analog Devices is a wide band low power RF amplifier with 16 dB gain, operating from 6-20 GHz. It has a max input power of 10 dBm and operates on a 3V supply, drawing 75 mA. Ideal for RF and microwave applications requiring high frequency amplification in compact designs.
TQP7M9106
Qorvo
Qorvo's TQP7M9106 is a wide band high power RF amplifier with 19 dB gain, operating from 50 MHz to 1500 MHz. It can handle up to 30 dBm CW input power and has a max VSWR of 10. Ideal for applications requiring high power amplification in RF & microwave systems.
QPA2735TR7X
Qorvo's QPA2735TR7X is a GAAS RF amplifier with 26dB gain, operating from 13.75-18 GHz. It has a max input power of 20 dBm and operates on a 3.5V supply, ideal for wideband low-power applications in RF & microwave systems. The component features surface mounting and a plastic/epoxy package body material.
VMMK-2503-TR1G
VMMK-2503-TR1G by Broadcom is a GAAS technology RF amplifier with 12.5 dB gain, operating from 1000 to 12000 MHz. It has a max input power of 20 dBm and requires a 5V power supply, making it ideal for wideband low-power applications in RF and microwave systems.
HMC1053
WIDE BAND HIGH POWER; Terminal Finish: Gold (Au); JESD-609 Code: e4;
MGA-86576-TR1G
Broadcom's MGA-86576-TR1G is a wide band low power RF amplifier with 20 dB gain, operating from 1500 to 8000 MHz. It has a max input power of 13 dBm and VSWR of 2.5, suitable for various RF & microwave applications requiring high performance in a compact form factor.
BGU8009
NXP Semiconductors
The NXP Semiconductors BGU8009 is a narrow band low power RF amplifier with a gain of 17.6 dB, operating b/w 1559-1610 MHz. It can handle up to 10 dBm CW input power and has an impedance of 50 ohm. Ideal for RF and microwave applications requiring high gain amplification in a compact form factor.
MGA-62563-BLKG
Broadcom's MGA-62563-BLKG is a GAAS RF amplifier with 20.4 dB gain, operating from 100 MHz to 3 GHz. It has a max input power of 21 dBm and VSWR of 2, suitable for wideband low-power applications in RF & microwave systems. The component features a plastic/epoxy package body, matte tin terminals, and requires 3-5V power supply at 77 mA.
HMC863ALC4TR-R5
Analog Devices' HMC863ALC4TR-R5 is a wide band medium power RF amplifier with 20.5 dB gain, operating from 24-29.5 GHz. It can handle up to 26 dBm CW input power and has a VSWR of 7. Ideal for RF & microwave applications requiring high performance in temperatures ranging from -40 to 85°C.
Partstack™ will investigate all reported instances of potential suspect/counterfeit part listings.
AMMP-6220-TR1
WIDE BAND LOW POWER; Mounting Feature: SURFACE MOUNT; No. of Terminals: 8; Package Body Material: PLASTIC/EPOXY; JESD-609 Code: e4; Maximum Input Power (CW): 15 dBm;
Agilent Technologies
WIDE BAND LOW POWER; Mounting Feature: SURFACE MOUNT; No. of Terminals: 8; Package Body Material: PLASTIC/EPOXY; Construction: COMPONENT; Gain: 22 dB;
AMMP-6220-TR2
WIDE BAND LOW POWER; Mounting Feature: SURFACE MOUNT; No. of Terminals: 8; Package Body Material: PLASTIC/EPOXY; Terminal Finish: Nickel/Gold (Ni/Au); Maximum Supply Current: 70 mA;
WIDE BAND LOW POWER; Mounting Feature: SURFACE MOUNT; No. of Terminals: 8; Package Body Material: PLASTIC/EPOXY; Power Supplies (V): 3; Package Equivalence Code: LCC8,.2SQ,28;
AMMP-6220
WIDE BAND LOW POWER; Maximum Operating Frequency: 20000 MHz; Characteristic Impedance: 50 ohm; Minimum Operating Frequency: 6000 MHz; Construction: COMPONENT; Gain: 18 dB;
WIDE BAND LOW POWER; Characteristic Impedance: 50 ohm; Construction: COMPONENT; Maximum Operating Frequency: 20000 MHz; JESD-609 Code: e4; Minimum Operating Frequency: 6000 MHz;
AMMP-6220-BLK
WIDE BAND LOW POWER; Mounting Feature: SURFACE MOUNT; No. of Terminals: 8; Package Body Material: PLASTIC/EPOXY; No. of Functions: 1; Construction: COMPONENT;
AMMP-6220-BLK by Broadcom is a wide band low power RF amplifier with a gain of 22 dB. It operates at frequencies ranging from 6 GHz to 20 GHz and has a max input power of 15 dBm. This surface mount component is commonly used in RF and microwave applications.
AMMP-6222-TR1G
WIDE BAND LOW POWER; Mounting Feature: SURFACE MOUNT; No. of Terminals: 8; Package Body Material: PLASTIC/EPOXY; Gain: 23 dB; No. of Functions: 1;
AMMP-6130-BLKG
WIDE BAND LOW POWER; Mounting Feature: SURFACE MOUNT; No. of Terminals: 8; Package Body Material: PLASTIC/EPOXY; Construction: COMPONENT; JESD-609 Code: e4;
AMMP-6130-TR1G
WIDE BAND LOW POWER; Mounting Feature: SURFACE MOUNT; No. of Terminals: 8; Package Body Material: PLASTIC/EPOXY; Gain: 14 dB; Terminal Finish: Nickel/Gold (Ni/Au);
AMMP-5618-TR1
WIDE BAND LOW POWER; Mounting Feature: SURFACE MOUNT; No. of Terminals: 8; Package Body Material: PLASTIC/EPOXY; Minimum Operating Frequency: 6000 MHz; Maximum Input Power (CW): 20 dBm;
AMMP-5618-BLK
WIDE BAND LOW POWER; Mounting Feature: SURFACE MOUNT; No. of Terminals: 8; Package Body Material: PLASTIC/EPOXY; Construction: COMPONENT; No. of Functions: 1;
AMMP-5024-TR2G
WIDE BAND LOW POWER; Mounting Feature: SURFACE MOUNT; No. of Terminals: 8; Package Body Material: PLASTIC/EPOXY; Technology: GAAS; Characteristic Impedance: 50 ohm;
AMMP-5618-TR2
WIDE BAND LOW POWER; Mounting Feature: SURFACE MOUNT; No. of Terminals: 8; Package Body Material: PLASTIC/EPOXY; Power Supplies (V): 5; Construction: COMPONENT;
AMMP-5024-BLKG
WIDE BAND LOW POWER; Mounting Feature: SURFACE MOUNT; No. of Terminals: 8; Package Body Material: PLASTIC/EPOXY; Technology: GAAS; Gain: 12.5 dB;
AMMP-5024-TRG
WIDE BAND MEDIUM POWER; Construction: COMPONENT; Minimum Operating Frequency: .03 MHz; Gain: 12.5 dB; Maximum Input Power (CW): 17 dBm; Characteristic Impedance: 50 ohm;
AMMP-5620
WIDE BAND LOW POWER; Mounting Feature: SURFACE MOUNT; No. of Terminals: 8; Technology: GAAS; Gain: 15.5 dB; Characteristic Impedance: 50 ohm;
AMMP-5620-BLKG
WIDE BAND LOW POWER; Mounting Feature: SURFACE MOUNT; No. of Terminals: 8; Package Body Material: PLASTIC/EPOXY; Technology: GAAS; No. of Functions: 1;
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