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.
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CRYSTAL FILTER; Construction: MONOLITHIC; No. of Terminals: 3; Width (mm): 2.5; Dimensions: L7.3XB2.5XH8.0 (mm)/L0.287XB0.098XH0.315 (inch); Maximum Operating Temperature: 70 Cel;
Median Price
$4.305
Lifecycle Status
Suppliers In-Stock
3
In-Stock Inventory
< 1k
DigiKey
1+ parts
$3.610
100+ parts
$2.400
1k+ parts
$1.959
10k+ parts
$1.699
Mouser Electronics
$5.000
-
Velocity Electronics
Crystal Filters ECS-21K30A attributes and parameters. Explore more Crystal Filters devices from Ecs International
Additional Features:
Maximum Attenuation Frequency (± Δf):
Attenuation At Maximum Frequency:
Bandwidth (± Δf):
Center/Cutoff Frequency (fo/fc):
Construction:
Filter Type:
Height:
I/O Impedance:
Maximum Insertion Loss:
Length:
Mounting Type:
No. of Functions:
No. of Terminals:
Maximum Operating Temperature:
Minimum Operating Temperature:
Dimensions:
Width (mm):
A Global Leader in Designing and Manufacturing Crystal and Quartz Oscillators, Power Inductors and Other Timing Solutions At ECS Inc. our mission is to create relationships to enrich your life through technology. We aspire to lead industry professionals and passionate people to spark technological solutions that create a more advanced world. Founded in 1980, ECS Inc. is headquartered in Lenexa, Kansas, USA. We have been conducting international business for more than 40 years and are a globally recognized developer and manufacturer of innovative frequency control, synchronization, connectivity and magnetic power solutions. ECS Inc. has been recognized by several world class research firms and electronic device designers as one of the top ten global companies in the passive component industry. As of today, ECS Inc. has delivered more than 3.4 billion passive timing and magnetic solutions to customers in more than 150 countries. Beyond the products that drive technology, ECS Inc. has a global engineering and sales support system of more than 18 locations in South Korea, Japan, China, Singapore and the United States. For more than forty years, ECS Inc. has committed to reliable and innovative timing solutions. ECS Inc. has met growing global demand with highly reliable and innovative passive components such as crystal oscillators, SMD crystals, power inductors, real time clocks and other timing solutions. The global supply chain network along with locations in key design and support centers in major markets allows ECS Inc. to remain as one of the primary providers of frequency control solutions.
1N4148WS
Changzhou Galaxy Century Microelectronics
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: GULL WING; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
M39029/58-360
Amphenol
CONNECTOR ACCESSORY; MIL Conformity: YES; Associated Military - Specifications: MIL-DTL-38999; Contact Gender: MALE; Terminal Type: CRIMP; IEC Conformity: NO;
OHN3020U
Optek Technology
MAGNETIC FIELD SENSOR,HALL EFFECT; Mounting Feature: THROUGH HOLE MOUNT; No. of Terminals: 3; Output Type: ANALOG CURRENT; Package Shape or Style: RECTANGULAR; Output Range: 25mA;
1N4148
Onsemi
RECTIFIER DIODE; Terminal Position: AXIAL; Terminal Form: WIRE; No. of Terminals: 2; Surface Mount: NO; Package Shape: ROUND;
BAV99
Temic Semiconductors
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: GULL WING; No. of Terminals: 3; Surface Mount: YES; Package Shape: RECTANGULAR;
2N7002
Telcom Semiconductor
N-CHANNEL; Configuration: SINGLE; Surface Mount: YES; Maximum Power Dissipation (Abs): .2 W; Maximum Operating Temperature: 150 Cel; JESD-609 Code: e0;
SMBJ18CA
Microsemi
TRANS VOLTAGE SUPPRESSOR DIODE; Terminal Position: DUAL; Terminal Form: C BEND; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
SS14
Bytesonic Electronics
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: C BEND; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
2N2222A
Electronic Transistors
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 300 MHz; Maximum Power Dissipation (Abs): .5 W; Maximum Collector Current (IC): .8 A;
LM7805CT
FIXED POSITIVE SINGLE OUTPUT STANDARD REGULATOR; No. of Terminals: 3; Package Code: TO-220; Terminal Form: THROUGH-HOLE; Maximum Input Voltage Absolute: 35 V; Maximum Voltage Tolerance: 5 %;
Tt Electronics Plc
OHN3020U by Tt Electronics Plc is a magnetic field sensor with a max supply voltage of 24V and hysteresis of 5mT. It features an output range of 25mA and operates in temperatures ranging from -20 to 85°C. Ideal for applications requiring precise detection and measurement of magnetic fields, such as automotive sensors or industrial automation systems.
First Components International
DS18B20U+
Analog Devices
DS18B20U+ by Analog Devices is a 12-bit temperature sensor with 1-Wire interface. It operates b/w -55 to 125°C, offering ±0.5°C accuracy. Suitable for applications requiring digital output and surface mounting feature.
LL4148
RECTIFIER DIODE; Terminal Position: END; Terminal Form: NO LEAD; No. of Terminals: 2; Surface Mount: YES; Package Shape: ROUND;
EU2B-YS3303C
Idec
ROTARY SWITCH;
Wuxi Xuyang Electronic
1N4148WT
Formosa Microsemi
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: FLAT; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
LAN8720AI-CP-TR
Microchip Technology
LAN8720AI-CP-TR by Microchip is an Ethernet transceiver with 100 Mbps data rate, operating at -40 to 85 °C. It features a 3.3 V supply voltage, 54 mA supply current, and TS 16949 screening level. Ideal for network interfaces in industrial applications due to its compact square package and low profile design.
LM317T
ADJUSTABLE POSITIVE SINGLE OUTPUT STANDARD REGULATOR; No. of Terminals: 3; Terminal Form: THROUGH-HOLE; No. of Functions: 1; Package Body Material: PLASTIC/EPOXY; Surface Mount: NO;
MQF70.0-1500/03
CRYSTAL FILTER; Construction: MONOLITHIC; Minimum Attenuation Frequency (± Δf): 30 kHz; Additional Features: 6 POLE; Terminal Finish: Tin/Silver (Sn/Ag); Maximum Insertion Loss: 6 dB;
MQF70.0-1500/03 by Microchip Technology is a monolithic crystal filter with 90 dB attenuation at max frequency of 70 MHz. It operates b/w -20°C to 70°C, has a max insertion loss of 6 dB, and offers bandwidth of ±7.5 kHz. Ideal for applications requiring precise filtering in RF circuits with an impedance of 50 ohms.
ECS-38SMF45A15
Ecs International
ECS-38SMF45A15 by Ecs International is a monolithic crystal filter with 8 terminals, offering 25 dB attenuation at 45 MHz. With a compact size of L3.8xB3.8xH1.0 mm, it has a max insertion loss of 2 dB and bandwidth of ±7.5 kHz. Ideal for applications requiring precise frequency filtering in limited space environments.
ECS-10.7-30B
ECS-10.7-30B by Ecs International is a MONOLITHIC crystal filter with 3 terminals, offering 40 dB attenuation at 10.7 MHz center frequency. With a max insertion loss of 2.5 dB and bandwidth of ±30 kHz, it is ideal for applications requiring precise filtering in temperature range -20 to 70 °C.
10.7E
Itti
CRYSTAL FILTER;
Vectron International
CRYSTAL FILTER; Construction: MONOLITHIC; Attenuation At Minimum Frequency: 60 dB; JESD-609 Code: e2; Minimum Operating Temperature: -20 Cel; Bandwidth (± Δf): 7.5 kHz;
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Supply Digital Components
$106.00
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