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
TM4100EAD9-70 by Texas Instruments is a 4MX9 DRAM module with 37748736-bit memory density. Operating at 5V, it offers fast page access mode with 70ns max access time. Ideal for applications requiring high-speed data storage in commercial temperature environments.
Median Price
-
Lifecycle Status
Suppliers In-Stock
2
In-Stock Inventory
1k+
Vyrian
1+ parts
100+ parts
1k+ parts
10k+ parts
Digiode
Parana Technologies
$4.228
$4.664
DigiPath Technology Company
$4.656
$4.284
IDEA Electronic Components Group
$4.751
$4.276
ChromeModa Solutions
$3.896
AZTECH Wire
$16.343
One Stop Electronics
$27.000
Corphita
The rectangular shape of the package allows for efficient use of board space and easy integration into various electronic devices.
Asynchronous operation allows for independent access to each memory location, providing flexibility and speed in data retrieval and storage.
The self-refresh capability helps in maintaining data integrity during power outages or interruptions, ensuring reliable performance.
The 5V supply voltage offers standard power compatibility and stable performance in various applications.
With 30 terminals, this DRAM module provides sufficient connectivity options for interfacing with other components or devices.
The ability to operate at temperatures up to 70°C ensures reliability and stability under varying environmental conditions.
Organized as 4M words of 9 bits each, this DRAM module offers a balance between memory capacity and data width for efficient data storage and retrieval.
The CMOS technology used in this DRAM module ensures low power consumption, high speed, and reliability, making it suitable for a wide range of applications.
DRAM TM4100EAD9-70 attributes and parameters. Explore more DRAM devices from Texas Instruments
Access Mode:
Maximum Access Time:
Additional Features:
Input/Output Type:
JESD-30 Code:
Memory Density:
Memory IC Type:
Memory Width:
No. of Functions:
No. of Ports:
No. of Terminals:
No. of Words:
No. of Words Code:
Operating Mode:
Maximum Operating Temperature:
Minimum Operating Temperature:
Organization:
Output Characteristics:
Package Body Material:
Package Code:
Package Equivalence Code:
Package Shape:
Package Style (Meter):
Power Supplies (V):
Qualification:
Refresh Cycles:
Maximum Seated Height:
Self Refresh:
Maximum Standby Current:
Sub-Category:
Maximum Supply Current:
Maximum Supply Voltage (Vsup):
Minimum Supply Voltage (Vsup):
Nominal Supply Voltage / Vsup (V):
Surface Mount:
Technology:
Temperature Grade:
Terminal Form:
Terminal Pitch:
Terminal Position:
TM4100EAD9-70 Memory ICs trade compliance attributes, and parameters.
ECCN
EAR99
ECCN Governance
EAR
HTS
8542.32.00.02
SB
8542.32.00.15
Texas Instruments Inc. (TI) is one of the world's leading semiconductor companies and a global leader in analog and digital signal processing technology. The company has had a major impact on the electronics industry for over 80 years, manufacturing integrated circuits (ICs), software and subsystems that leverage high-performance computing capabilities. It offers an extensive portfolio of solutions for a wide range of industries, from aerospace to medical devices and consumer products to communication systems. Over its long history, TI has become synonymous with quality, reliability and innovation. Today, TI is one of the largest semiconductor companies in the world with operations in more than 30 countries across six continents.
President, CEO
Haviv Ilan
Chairman
Richard K. Templeton
Senior VP, CFO
Rafael R. Lizardi
M - Fab
Fabrication
Fab Initiation
1997
USA
South Portland
Wafer Capacity
32,000
D - FAB
1966
Dallas
42,000
D MOS - 6
2002
25,000
D MOS - 5
1995
75,000
Miho - 8
1980
Japan
Inashiki
43,000
S FAB 1
Sherman
91,000
F - FAB
2001
Germany
Freising
37,000
R Fab 1
2010
Richardson
40,000
D HC Line
1999
2,000
JV3
Aizu Wakamatsu
45,000
C - FAB
2007
China
Chengdu
30,000
L - Fab
2015
Lehi
70,000
R - Fab 2
2022
S - FAB 2
2025
S - FAB 3
2028
SMBJ18CA
Yageo
TRANS VOLTAGE SUPPRESSOR DIODE; Terminal Position: DUAL; Terminal Form: C BEND; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
LM317D2TG
Onsemi
LM317D2TG by Onsemi is an adjustable positive single output standard regulator with a max output current of 1.5A and a max output voltage of 37V. It operates in temperatures ranging from 0 to 125°C, making it suitable for various applications requiring precise voltage regulation in compact spaces.
2N7002
Fairchild Semiconductor
N-CHANNEL; Configuration: SINGLE WITH BUILT-IN DIODE; Surface Mount: YES; Maximum Power Dissipation (Abs): .2 W; Maximum Time At Peak Reflow Temperature (s): 30; Field Effect Transistor Technology: METAL-OXIDE SEMICONDUCTOR;
Littelfuse
BAV99
Rfe International
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: GULL WING; No. of Terminals: 3; Surface Mount: YES; Package Shape: RECTANGULAR;
BAV99-7-F
Diodes Incorporated
Diodes Inc. BAV99-7-F is a series-connected, center tap diode with 2 elements in a small outline package. It has a max reverse recovery time of 0.004 us and can handle up to 0.3A output current. Ideal for rectification applications requiring fast switching and low reverse current requirements.
CRG0805F10R
Tyco Electronics Components
FIXED RESISTOR; Mounting Type: SURFACE MOUNT; Resistance: 10 ohm; Rated Power Dissipation (P): .125 W; Maximum Operating Temperature: 125 Cel; Tolerance: 1 %;
Mde Semiconductor
Promax-johnton
Hy Electronic
Continental Device India
N-CHANNEL; Configuration: SINGLE WITH BUILT-IN DIODE; Surface Mount: YES; Maximum Power Dissipation (Abs): .83 W; Package Body Material: PLASTIC/EPOXY; JEDEC-95 Code: TO-236AB;
L7805CV
STMicroelectronics
L7805CV by STMicroelectronics is a fixed positive single output standard regulator with an output voltage of 5V and max current of 1.5A. It operates in temperatures ranging from 0 to 125°C, making it suitable for various applications requiring stable voltage regulation in electronic circuits.
Taitron Components
LL4148
Taiwan Semiconductor
RECTIFIER DIODE; Terminal Position: END; Terminal Form: WRAP AROUND; No. of Terminals: 2; Surface Mount: YES; Package Shape: ROUND;
ABS07-32.768KHZ-T
Abracon
Abracon ABS07-32.768KHZ-T crystal oscillator offers 20 ppm frequency tolerance, 144% stability, and 70000 ohm series resistance. Ideal for applications requiring 0.032768 MHz frequency precision in a compact surface-mount design with gold over nickel finish.
LM358N
NXP Semiconductors
OPERATIONAL AMPLIFIER; Temperature Grade: COMMERCIAL; Terminal Form: THROUGH-HOLE; No. of Terminals: 8; Package Code: DIP; Package Shape: RECTANGULAR;
2N2222A
Micro Electronics
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 250 MHz; Maximum Power Dissipation (Abs): .5 W; Maximum Collector Current (IC): .8 A;
Surge Components
Bytesonic Electronics
W631GU6NB09I
Winbond Electronics
Winbond Electronics' W631GU6NB09I is a DDR3L DRAM with 64MX16 organization, operating at 1066 MHz. Featuring synchronous mode and self-refresh capability, it has a memory density of 1073741824 bit. Ideal for industrial applications requiring high-speed data processing in compact devices.
AS4C512M16D3L-12BCN
Alliance Memory
Alliance Memory's AS4C512M16D3L-12BCN is a DDR3L DRAM with 512MX16 organization, operating at 800 MHz. It features synchronous operation, self-refresh capability, and common I/O type. Ideal for applications requiring high-speed memory access in compact electronic devices.
MT48LC8M16A2P-6A:GTR
Micron Technology
Micron Technology's MT48LC8M16A2P-6A:GTR is a 8MX16 Synchronous DRAM with a memory density of 134217728 bit. It operates at a max temperature of 70°C and has a supply voltage range of 3V to 3.6V. This DRAM is commonly used in applications requiring high-speed data storage and retrieval, such as computer systems and networking devices.
MT41J64M16JT-15EAAT:G
Micron Technology's MT41J64M16JT-15EAAT:G is a DDR3 DRAM with 64MX16 organization, operating at 667 MHz. It features synchronous mode, self-refresh capability, and common I/O type. Suitable for applications requiring high-speed memory access in automotive electronics and industrial control systems.
S27KS0642GABHI030
Cypress Semiconductor
HYPERRAM; No. of Terminals: 24; Package Code: VBGA; Package Shape: RECTANGULAR; Package Body Material: PLASTIC/EPOXY; Maximum Supply Current: 25 mA;
TS256MLQ64V8U
Transcend Information
DDR2 DRAM MODULE;
MTA4ATF1G64HZ-3G2E1
Micron Technology's MTA4ATF1G64HZ-3G2E1 is a DDR4 DRAM MODULE with 1GX64 organization, operating at up to 1600 MHz. It features self-refresh capability and synchronous operation, making it ideal for high-performance computing applications.
MT48LC8M16A2P-7E:L
Micron Technology's MT48LC8M16A2P-7E:L is a 3.3V, 8MX16 Synchronous DRAM with self-refresh feature. Operating at 0-70°C, it offers 5.4ns access time and 134217728-bit memory density. Ideal for commercial applications requiring fast and reliable memory performance.
EDB8132B4PB-8D-F-R
Micron Technology's EDB8132B4PB-8D-F-R is a 256MX32 LPDDR2 DRAM with 1.2V supply voltage, synchronous operation, and self-refresh capability. It features a grid array package style with very thin profile and fine pitch, suitable for applications requiring high memory density and single bank page burst access mode.
MT48LC32M16A2TG-75:CTR
Micron Technology's MT48LC32M16A2TG-75:CTR is a 32MX16 Synchronous DRAM with 3.3V supply voltage, operating at 0-70°C. It features 33554432 words, 16-bit memory width, and 536870912 bit memory density. Ideal for applications requiring fast access time and synchronous operation.
H5TQ4G63MFR-H9C
Sk Hynix
Sk Hynix's H5TQ4G63MFR-H9C is a 256MX16 DDR3 DRAM with 667 MHz clock frequency. It features 256M words, operates at 1.5V, and has a thin profile grid array package. Ideal for applications requiring high-speed synchronous memory with common I/O type and self-refresh capability.
S27KS0642GABHI020
Infineon Technologies
Infineon's S27KS0642GABHI020 DRAM features 8MX8 organization, operates at 200 MHz, and has a memory density of 67108864 bit. Suitable for applications requiring synchronous operation and common I/O type in a compact grid array package with very thin profile.
K4J10324QD-HJ1A
Samsung
Samsung's K4J10324QD-HJ1A DDR3 DRAM features 32MX32 organization, 1000 MHz clock frequency, and 32M word code. Ideal for high-performance applications requiring fast data processing and storage with a max supply current of 1000 mA.
MT48LC2M32B2P-7:GTR
MT48LC2M32B2P-7:GTR by Micron Technology is a 2MX32 Synchronous DRAM with a memory density of 67108864 bit. It operates at a max temperature of 70°C and has a supply voltage range of 3V to 3.6V. This memory IC is commonly used in applications requiring high-speed data storage and retrieval, such as computer systems and networking devices.
IS42SM16200D-6BLI
Integrated Silicon Solution
IS42SM16200D-6BLI by Integrated Silicon Solution is a 2MX16 Synchronous DRAM with 16-bit memory width. It operates at 3.3V, has dual bank page burst access mode, and offers a max access time of 5.5 ns. Ideal for industrial applications requiring high-speed and reliable memory performance in a compact grid array package.
AS4C64M16D3LB-12BIN
Alliance Memory's AS4C64M16D3LB-12BIN is a 64MX16 DDR3L DRAM with 1.35V supply, operating from -40 to 95 °C. It features synchronous mode, self-refresh capability, and multi-bank page burst access. Ideal for industrial applications requiring high memory density and thin profile grid array packaging.
IS43TR16512BL-125KBLI-TR
IS43TR16512BL-125KBLI-TR by Integrated Silicon Solution is a DDR3L DRAM with 512MX16 organization, operating at 800 MHz clock frequency. It features synchronous operation, self-refresh capability, and a thin profile grid array package. Ideal for industrial applications requiring high memory density and fast data processing.
IS42S16320F-7TL
IS42S16320F-7TL by Integrated Silicon Solution is a 32MX16 Synchronous DRAM with 143 MHz clock frequency. It operates at 3.3V, has 54 terminals, and supports common I/O type. Ideal for applications requiring fast memory access in commercial temperature environments.
S27KS0642GABHV023
S27KS0642GABHV023 by Infineon Technologies is a 8MX8 DRAM with 67108864 bit memory density. It operates at 200 MHz clock frequency, featuring synchronous mode and self-refresh capability. Ideal for applications requiring high-speed data processing in compact devices due to its very thin profile package style.
S70KS1282GABHB020
HYPERRAM; No. of Terminals: 24; Package Code: VBGA; Package Shape: RECTANGULAR; Minimum Supply Voltage (Vsup): 1.7 V; Memory Width: 8;
Partstack™ will investigate all reported instances of potential suspect/counterfeit part listings.
DRV3255EPAPRQ1
Texas Instruments
DRV3255EPAPRQ1 by Texas Instruments is a Motion Control IC with 64 terminals, operating at -40 to 150°C. It is an AEC-Q100 compliant automotive-grade IC for Brushless DC Motor control, supporting supply voltages from 5V to 90V and output currents up to 3.5A. The package style includes a flatpack with heat sink/slug, suitable for surface mount applications in automotive systems.
TPS7A4301DGQR
TPS7A4301DGQR by Texas Instruments is an adjustable positive single output LDO regulator with a max output voltage of 14.5V and a dropout voltage of 0.6V. It operates in temperatures ranging from -40 to 125°C, making it suitable for various applications requiring precise voltage regulation in compact spaces.
DS160PT801ACBR
DS160PT801ACBR by Texas Instruments is a bus controller IC with 339 terminals, operating at -40 to 85°C. It supports PCI bus compatibility with a data transfer rate of 2000 MBps. This CMOS technology device has a thin profile and fine pitch package suitable for industrial applications.
UCC27284DRCR
UCC27284DRCR by Texas Instruments is a MOSFET gate driver with 2 channels, capable of handling a max output current of 3.5A. It operates in automotive-grade temperatures (-40 to 125°C) and has a turn-on/off time of 30µs. This chip carrier package with very thin profile is suitable for high side driver applications requiring fast switching speeds.
CC2662R1FTWRGZRQ1
CC2662R1FTWRGZRQ1 by Texas Instruments is a 32-bit microcontroller with Cortex-M4F CPU, 48 MHz clock frequency, and 81920 bytes of RAM. Ideal for industrial applications, it features 8 ADC channels, 32 DMA channels, and peripherals like AES and PWM for efficient system integration.
LMR43610MSC3RPERQ1
LMR43610MSC3RPERQ1 by Texas Instruments is a 9-terminal switching regulator with a max output voltage of 32V and max output current of 1A. Ideal for automotive applications, it operates b/w -40 to 150°C, featuring a buck switcher config and PWM control mode at up to 2200kHz frequency.
DRV8316RRGFR
DRV8316RRGFR by Texas Instruments is a motion control IC with a rectangular package and a terminal form of gull wing. It has a max output current of 8A and can operate at temperatures ranging from -40 to 125°C. This IC is commonly used as a brushless DC motor controller in automotive applications.
TM4161GW4-15L
VIDEO DRAM MODULE; Temperature Grade: COMMERCIAL; No. of Terminals: 30; Package Code: SIMM; Refresh Cycles: 256; Package Shape: RECTANGULAR;
TM4100GBD8-10
FAST PAGE DRAM MODULE; Temperature Grade: COMMERCIAL; No. of Terminals: 30; Package Code: SIMM; Refresh Cycles: 1024; Package Shape: RECTANGULAR;
TM4100EBD9-6
TM4161EV4-15L
VIDEO DRAM MODULE; Temperature Grade: COMMERCIAL; No. of Terminals: 31; Refresh Cycles: 256; Package Shape: RECTANGULAR; Package Body Material: UNSPECIFIED;
TM4100GBD8-70
TM4100GAD8-70
TM4161GW4-20L
TM4100GBD8-6
TM4100EBD9-70
TM4161EP5-20L
VIDEO DRAM MODULE; Temperature Grade: COMMERCIAL; No. of Terminals: 35; Refresh Cycles: 256; Package Shape: RECTANGULAR; Maximum Time At Peak Reflow Temperature (s): NOT SPECIFIED;
TM4100GBD8-80
TM4100GAD8-60
TM4161EV4-20L
VIDEO DRAM MODULE; Temperature Grade: COMMERCIAL; No. of Terminals: 31; Refresh Cycles: 256; Package Shape: RECTANGULAR; Terminal Position: SINGLE;
TM4100EBD9-10
TM4100GAD8-80
TM4100EAD9-60
TM4100EAD9-80
TM4100EBD9-80
TM4161EP5-15L
VIDEO DRAM MODULE; Temperature Grade: COMMERCIAL; No. of Terminals: 35; Refresh Cycles: 256; Package Shape: RECTANGULAR; Output Characteristics: 3-STATE;
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