ECS Inc.

<p>The ECS-3953M-500-B-TR is a miniature, crystal-controlled clock oscillator from the ECS-3953M Series. It operates at a nominal frequency of 50 MHz with HCMOS output logic and a frequency stability of ±50ppm. The device is designed for a 3.3V supply voltage and features an Enable/Disable function for power management.</p><p>&nbsp;</p><p>This oscillator is housed in a 4-SMD, No Lead ceramic package with a seam-welded metal lid, measuring 7.00mm x 5.00mm with a seated height of 1.70mm. It is suitable for surface mount assembly and is supplied in tape and reel packaging with a standard quantity of 1000 pieces. Key electrical characteristics include a typical supply current of 25mA at 50 MHz, a maximum rise/fall time of 5ns, and a start-up time of 10ms.</p><p>&nbsp;</p><p>The ECS-3953M-500-B-TR is designed for low power consumption and is ideal for advanced portable PC and instrumentation designs. It is RoHS3 compliant and REACH unaffected.</p>

<p>The ECS-122.8-20-5G3XDS-TR is a surface mount quartz crystal from ECS Inc., part of the CSM-7X-3L series. It is designed for general-purpose timing applications and comes in a compact HC-49/US (CSM-7X-3L) package with dimensions of 11.40 mm x 4.70 mm x 4.20 mm.</p><p>&nbsp;</p><p>This crystal operates at a fundamental frequency of 12.288 MHz with a load capacitance of 20 pF. It features a frequency tolerance of ±30 ppm at +25°C and a frequency stability of ±100 ppm over the operating temperature range of -40°C to +125°C. The maximum equivalent series resistance (ESR) is 50 Ω. Drive level is limited to 500 µW, and shunt capacitance is typically 7 pF.</p><p>&nbsp;</p><p>The component is RoHS compliant and has a storage temperature range of -55°C to +125°C. Aging is rated at ±5 ppm in the first year. It is supplied in tape and reel packaging (1,000 units per reel) and is MSL 1 rated.</p><p>&nbsp;</p><p>This crystal is suitable for use in a wide range of electronic devices requiring precise timing, including microcontrollers, communication interfaces, and industrial control systems. Its extended temperature range allows for use in harsh environments.</p>

<p>The ECS-240-20-5P-TR is a 24 MHz surface mount quartz crystal from ECS Inc. It operates in fundamental mode with a maximum equivalent series resistance of 30Ω. The frequency tolerance is ±30ppm at 25°C, and frequency stability is ±50ppm over the operating temperature range of -10°C to 70°C. The load capacitance is 20pF.</p><p>&nbsp;</p><p>This crystal is housed in a compact HC-49/US package with a maximum height of 4.30mm, making it suitable for space-constrained designs. It is supplied in tape and reel packaging with 1000 pieces per reel.</p><p>&nbsp;</p><p>Typical applications include clock generation for microcontrollers, communication devices, and consumer electronics where precise frequency control is required. The device is RoHS3 compliant and REACH unaffected.</p>

<p>The ECS-200.032-CDX-0980 is a 20.0032 MHz quartz crystal designed for through-hole mounting in the compact HC-49USX package. This crystal offers a frequency tolerance of ±10 ppm at +25°C and a frequency stability of ±10 ppm over the operating temperature range of -10°C to +70°C.</p><p>&nbsp;</p><p>The crystal operates in fundamental mode with an AT strip cut, providing an equivalent series resistance (ESR) of 30 Ω maximum. The recommended drive level is 500 µW maximum, with a shunt capacitance of 7 pF maximum. Aging is specified at ±5 ppm per year maximum.</p><p>&nbsp;</p><p>This RoHS3 compliant crystal is suitable for general purpose frequency control and timing applications. The HC-49USX package features dimensions of 11.35 mm length, 4.65 mm width, and 3.50 mm height.</p>

<p>The ECS-143-S-18-TR is a 14.31818 MHz fundamental mode quartz crystal from ECS Inc., part of the CSM-12 series. It features a series resonant load capacitance, a maximum equivalent series resistance of 50 Ω, and a frequency tolerance of ±30 ppm at +25°C. Frequency stability is rated at ±100 ppm over the full operating temperature range of -40°C to +85°C.</p><p>&nbsp;</p><p>This crystal is housed in a low-profile 4-SMD, no lead package measuring 11.80 mm x 5.50 mm with a height of 2.50 mm, making it suitable for space-constrained surface mount designs. It is supplied on tape and reel with a standard quantity of 1000 pieces per reel. The part is RoHS3 compliant and has an MSL rating of 1 (unlimited).</p><p>&nbsp;</p><p>Designed for general-purpose frequency control applications, the ECS-143-S-18-TR provides a stable clock source for microcontrollers, communication interfaces, and timing circuits. Its industrial temperature range and fundamental operating mode ensure reliable performance across a wide range of environmental conditions.</p>

<p>The ECS-120-20-30B-TR is a 12 MHz quartz crystal from ECS Inc., part of the ECX-53B series. It operates in fundamental mode with a frequency tolerance of ±30ppm at 25°C and frequency stability of ±50ppm over the operating temperature range of -20°C to +70°C. The crystal has a load capacitance of 20pF and a maximum equivalent series resistance (ESR) of 80 Ω. It is designed for surface mount applications and comes in a compact 4-SMD, No Lead package measuring 5.00mm x 3.20mm x 0.85mm. The device is RoHS compliant and has an MSL rating of Level 1 (unlimited). Typical applications include timing circuits in wireless devices, microcontrollers, and communication equipment. The crystal is supplied in tape and reel packaging with a standard quantity of 1000 pieces per reel.</p>

<p>The ECS-147.4-20-5PX-TR is a 14.7456 MHz fundamental mode quartz crystal in a low-profile CSM-7X (5PX) surface-mount package. It features a load capacitance of 20 pF, a maximum equivalent series resistance (ESR) of 40 Ω, and a frequency tolerance of ±30 ppm at +25°C. Frequency stability is ±50 ppm over the operating temperature range of -10°C to +70°C.</p><p>&nbsp;</p><p>The crystal is designed for reliable, cost-effective timing applications. It is supplied on tape and reel with 1000 pieces per reel, suitable for automated assembly. The package dimensions are 11.40 mm x 4.80 mm with a maximum height of 4.30 mm, conforming to the industry-standard HC-49/US footprint. The part is RoHS compliant, REACH unaffected, and rated MSL Level 1 for unlimited floor life.</p>

<p>The ECS-120-S-20A-TR is a 12 MHz fundamental mode quartz crystal from ECS Inc., part of the CSM-8A series. It features a series resonant load capacitance and offers a frequency tolerance of ±30 ppm and stability of ±50 ppm over the -10°C to +70°C operating temperature range. The equivalent series resistance is 60 Ω maximum, with a drive level of 500 µW and shunt capacitance of 5 pF. This crystal is housed in a compact 7.00 mm x 5.00 mm surface-mount ceramic package (2-SMD, No Lead) with a low profile of 1.70 mm. It is RoHS3 compliant and suitable for applications requiring precise timing, such as microcontrollers, communication interfaces, and embedded systems. The part is supplied in tape and reel packaging for automated assembly.</p>

<p>The ECS-3963-270-BN-TR is a 27 MHz crystal oscillator (XO) from ECS Inc.'s ECS-3963 series. It features a standard HCMOS output and operates from a 3.3V supply voltage (2.7V to 3.6V range). The oscillator offers ±50ppm frequency stability across the extended industrial temperature range of -40°C to +85°C, making it suitable for demanding environments.</p><p>&nbsp;</p><p>This device provides a tri-state enable/disable function via pin 1, allowing output control. The typical input current is 10 mA for the 10.0 to 34.999 MHz range, with a maximum start-up time of 10 ms. Output symmetry is 40/60% at 50% VCC level, and rise/fall times are 5 ns maximum.</p><p>&nbsp;</p><p>The oscillator is housed in a compact 5.00mm x 3.20mm x 1.30mm 4-SMD, no lead package, designed for surface mount assembly. The industry-standard footprint and tape-and-reel packaging (1,000 units per reel) facilitate automated placement. The ECS-3963-270-BN-TR is RoHS3 compliant and lead-free, supporting environmental compliance requirements.</p>

<p>The ECS-160-20-5PXDN-TR is a surface mount crystal from ECS Inc., part of the CSM-7XDN series. It operates at 16 MHz with a load capacitance of 20 pF. The frequency tolerance is ±30 ppm at 25°C, and frequency stability is ±100 ppm over the operating temperature range of -40°C to +85°C. The equivalent series resistance (ESR) is 40 Ω maximum, with fundamental mode oscillation. The crystal is designed for industrial temperature range applications and is RoHS3 compliant. The package is the CSM-7XDN SMD package with dimensions 11.4 mm x 4.8 mm x 4.3 mm. It is supplied in tape and reel packaging with 1000 pieces per reel. The lead finish is Sn/Cu matte, and it has a moisture sensitivity level (MSL) of 1 (unlimited). This crystal is suitable for general-purpose timing applications in consumer electronics, industrial controls, and communication devices.</p>

<p>The ECS-200-20-5PX-TR is a 20 MHz quartz crystal from ECS Inc., part of the CSM-7X series. It operates in fundamental mode with a maximum ESR of 30 Ω. Frequency tolerance is ±30 ppm at +25°C, and frequency stability is ±50 ppm over -10°C to +70°C.</p><p>&nbsp;</p><p>The crystal requires a 20 pF load capacitance and has a shunt capacitance of 7 pF typical. Maximum drive level is 500 μW. Aging is ±5 ppm in the first year. Storage temperature range is -55°C to +125°C.</p><p>&nbsp;</p><p>The component is housed in a resistance weld metal HC-49/US package with dimensions 11.40 mm x 4.80 mm and a maximum height of 4.30 mm (5PX option). It is surface mountable and supplied in tape and reel packaging (1000 pieces per reel). The part is RoHS3 compliant, REACH unaffected, and MSL 1. This crystal is commonly used in electronic circuits requiring a precise clock source.</p>

<p>The ECS-40-18-5PXEN-TR is a 4 MHz quartz crystal from ECS Inc. operating in fundamental mode. It features a load capacitance of 18 pF and a maximum equivalent series resistance (ESR) of 150 Ω. The frequency tolerance is ±50 ppm as indicated by the 'E' suffix in the part number, and the frequency stability over the standard -10 to +70°C range is ±50 ppm. The crystal is designed for surface mount assembly in a CSM-7X package, measuring 11.4 mm x 4.8 mm with a height of 4.3 mm. It is RoHS compliant and lead free, with a moisture sensitivity level (MSL) of 1. The operating temperature range is -40°C to 85°C, and storage temperature is -55°C to 125°C. This crystal is commonly used in timing circuits, microcontrollers, and other electronic applications requiring precise frequency generation.</p>

<p>The ECS-240-12-5PX-TR is a 24 MHz fundamental-mode quartz crystal designed for surface-mount applications. It is housed in a standard HC-49/US (5PX) metal package measuring 11.40 mm x 4.80 mm with a maximum height of 4.30 mm.</p><p>&nbsp;</p><p>This crystal offers a frequency tolerance of ±30 ppm at 25°C and frequency stability of ±50 ppm over the -10°C to +70°C operating temperature range. The load capacitance is specified at 12 pF with a maximum equivalent series resistance (ESR) of 30 Ω, making it suitable for many microprocessor and clock generation circuits.</p><p>&nbsp;</p><p>The device is RoHS3 and REACH compliant, lead-free, and has an MSL rating of 1 (unlimited). It is supplied on tape and reel with a standard quantity of 1000 pieces per reel. The shunt capacitance is 7 pF, drive level is 500 μW maximum, and aging is ±5 ppm in the first year.</p>

<p>The ECS-110.5-32-4 is a 11.0592 MHz quartz crystal from ECS Inc. in a HC-49/US through-hole package. It operates in fundamental mode with a maximum ESR of 60 ohms and a load capacitance of 32 pF.</p><p>&nbsp;</p><p>The crystal offers a frequency tolerance of ±30 ppm at 25°C and a frequency stability of ±50 ppm over the operating temperature range of -10°C to +70°C. Drive level is 0.5 mW maximum, and first-year aging is ±5 ppm.</p><p>&nbsp;</p><p>The HC-49/US package measures 11.35 mm x 4.65 mm with a height of 3.50 mm and features radial through-hole leads. The part is RoHS3 compliant and REACH unaffected.</p><p>&nbsp;</p><p>Typical applications include microcontroller clock generation, serial communication, and other timing circuits requiring a stable 11.0592 MHz reference.</p>

<p>The ECS-3963-120-BN-TR is a 12 MHz crystal oscillator (XO) from ECS Inc., part of the ECS-3963 series. It uses a crystal resonator as the base element and provides a stable HCMOS output. The oscillator operates at a supply voltage of 3.3V and offers ±50 ppm frequency stability over the extended temperature range of -40°C to +85°C. This makes it suitable for a wide range of industrial and commercial applications.</p><p>&nbsp;</p><p>Key electrical characteristics include a maximum supply current of 10 mA, a rise/fall time of 5 ns (10% to 90% VDD), and a startup time of 10 ms. The output symmetry is 40/60% at 50% VCC level. The device includes an enable/disable function (Tri-State) with an internal pull-up resistor, allowing the output to be disabled when the control pin is pulled low.</p><p>&nbsp;</p><p>The oscillator is housed in a compact 4-SMD, no lead surface mount package measuring 5.00 mm x 3.20 mm x 1.30 mm. The package is seam welded with a metal lid for reliability. The component is supplied in tape and reel packaging (1,000 pieces per reel) for automated assembly. The ECS-3963-120-BN-TR is RoHS3 compliant and REACH unaffected.</p>

<p>The ECS-3951M-160-BN-TR is a surface-mount clock oscillator from ECS Inc., part of the 3951M series. It provides a 16 MHz HCMOS output with a nominal supply voltage of 5V (4.5V to 5.5V range). The oscillator features a crystal base resonator and an enable/disable function.</p><p>&nbsp;</p><p>Key electrical characteristics include a typical input current of 20 mA, output symmetry of 40/60% at 50% VDD level, and maximum rise/fall times of 15 ns. The start-up time is 5 ms maximum, and the disable delay time is 100 ns maximum. The output load is rated at 30 pF.</p><p>&nbsp;</p><p>The device is housed in a 4-SMD, No Lead package measuring 7.00 mm x 5.00 mm x 1.70 mm, suitable for automated surface-mount assembly. It is rated for operation from -40°C to 85°C and storage from -55°C to 125°C. The part is RoHS3 compliant and REACH unaffected.</p>

<p>The ECS-49-20-1 is a 4.9152 MHz fundamental mode quartz crystal manufactured by ECS Inc. International. It is housed in a standard HC-49/U resistance weld metal package with radial leads, measuring 11.35 mm x 4.65 mm with a seated height of 13.46 mm. The crystal features an AT-cut design for excellent frequency stability and aging characteristics.</p><p>&nbsp;</p><p>Electrical specifications include a load capacitance of 20 pF, frequency tolerance of ±30 ppm at 25°C, and frequency stability of ±50 ppm over the operating temperature range of -10°C to 70°C. The maximum equivalent series resistance (ESR) is 55 Ω at the fundamental frequency of 4.9152 MHz.</p><p>&nbsp;</p><p>This crystal is suitable for general purpose timing and clock generation applications in consumer, industrial, and communication equipment. The through hole HC-49/U package allows for manual or wave soldering assembly and provides reliable mechanical mounting.</p>

<p>The ECS-2033-240-BN is a surface-mount crystal oscillator (XO) from ECS Inc. providing a 24 MHz CMOS output. It operates with a 3.3V supply voltage (3.135V to 3.465V range) and features an enable/disable function for power management. The device is based on a crystal resonator and offers a frequency stability of ±50 ppm over the full operating temperature range of -40°C to +85°C.</p><p>&nbsp;</p><p>Typical current consumption is 9 mA with a maximum of 13 mA. The oscillator provides a CMOS output with 40/60% symmetry typical and a rise/fall time of 10 ns maximum. The output load is 15 pF. The package is a compact 4-SMD, No Lead (2.5mm x 2.0mm x 0.9mm) suitable for high-density PCB designs.</p><p>&nbsp;</p><p>The ECS-2033-240-BN is RoHS3 compliant and Pb-free. It is designed for use in a variety of applications including computing, communications, and industrial electronics where a stable 24 MHz clock source is required.</p>

<p>The ECS-.327-7-16-C-TR is a miniature surface-mount tuning fork crystal from the ECX-16 series by ECS Inc. It operates at a fundamental frequency of 32.768 kHz, commonly used in real-time clock (RTC) applications. The crystal offers a frequency tolerance of ±10 ppm at 25°C and a load capacitance of 7 pF, making it suitable for low-power designs.</p><p>&nbsp;</p><p>Electrical characteristics include a low equivalent series resistance (ESR) of 90 kΩ, drive level of 0.5 μW, and motional capacitance of 6.5 fF. It operates over a temperature range of -40°C to +85°C with a temperature coefficient of -0.02 to -0.04 ppm/°C².</p><p>&nbsp;</p><p>The crystal is packaged in a 2-SMD, No Lead package measuring 1.60 mm x 1.00 mm x 0.50 mm. It is RoHS3 compliant and has an MSL rating of 1 (unlimited). The part is supplied in tape and reel packaging with a standard quantity of 5000 pieces per reel.</p><p>&nbsp;</p><p>This crystal is recommended for low-power RTC applications such as STM32 microcontrollers and LoRaWAN technology, as noted in the datasheet.</p>