ECS Inc.

<p>The ECS-2033-300-AU is a 30 MHz standard crystal oscillator (XO) from the ECS-2033 series by ECS Inc. It operates at a nominal supply voltage of 3.3 V and provides a CMOS output at 30 MHz. The frequency stability is rated at ±100 ppm, and the device supports an extended operating temperature range of -55°C to 125°C, making it suitable for harsh environments.</p><p>&nbsp;</p><p>This oscillator features a tri-state enable/disable function (Pin 1 control) and typical input current of 13 mA at 30 MHz. Rise and fall times are 10 ns maximum, with output symmetry of 40/60% typical. The device includes a disable delay time of 150 ns and a startup time of 10 ms. Aging is specified at ±5 ppm typical.</p><p>&nbsp;</p><p>Packaged in a compact 4-SMD, No Lead package measuring 2.50 mm x 2.00 mm x 0.90 mm, the ECS-2033-300-AU is designed for surface mount assembly. It is RoHS3 compliant and lead-free. The standard output load is 15 pF CMOS. Tape and reel packaging is available for automated production.</p>

<p>The ECS-221-S-4 is a fundamental mode quartz crystal resonator from ECS Inc. It operates at 22.1184 MHz with a Series load capacitance, making it suitable for oscillator circuits requiring precise frequency control.</p><p>&nbsp;</p><p>With a frequency tolerance of ±30ppm at 25°C and frequency stability of ±50ppm over the operating temperature range of -10°C to +70°C, this crystal ensures reliable performance. The maximum equivalent series resistance (ESR) is 30 Ω, and the drive level is limited to 0.5 mW.</p><p>&nbsp;</p><p>The crystal is housed in a low-profile HC-49/US resistance weld package with a height of 3.5 mm. It is designed for through-hole mounting, suitable for automated insertion and manual assembly.</p>

<p>The ECS-200-20-30B-TR is a miniature 20.0000 MHz quartz crystal from the ECS Inc. ECX-53B series. It features a fundamental oscillation mode and is designed for surface mount applications requiring a compact 5.00 mm by 3.20 mm footprint with a low profile of 0.85 mm.</p><p>&nbsp;</p><p>Electrical characteristics include a frequency tolerance of ±30 ppm at +25°C, frequency stability of ±50 ppm over the operating temperature range of -20°C to +70°C, and a maximum equivalent series resistance of 40 Ω. The crystal is specified for a 20 pF load capacitance and has a drive level of 100 μW.</p><p>&nbsp;</p><p>This component is housed in a 4-SMD, No Lead package with gold termination. It is RoHS3 compliant and has an MSL (Moisture Sensitivity Level) of 1, indicating unlimited floor life. The part is supplied in tape and reel packaging with a standard quantity of 1,000 pieces per reel.</p>

<p>The ECS-245.7-20-4X is a fundamental mode quartz crystal operating at 24.576 MHz with a frequency tolerance of ±30 ppm at 25°C and frequency stability of ±50 ppm over the -10°C to +70°C temperature range. It features a load capacitance of 20 pF and a maximum equivalent series resistance (ESR) of 30 Ω, making it suitable for parallel resonant oscillator circuits.</p><p>&nbsp;</p><p>This crystal is housed in a low-profile HC-49/US through-hole package measuring 11.35 mm x 4.65 mm with a height of 3.50 mm. It has radial leads with straight lead style and is designed for through-hole mounting. The drive level is 500 μW, and shunt capacitance is 7 pF.</p><p>&nbsp;</p><p>The ECS-245.7-20-4X is RoHS3 compliant, lead-free, and has an MSL rating of 1 (unlimited). It is REACH unaffected and offers first-year aging of ±5 ppm. Storage temperature range is -55°C to +125°C.</p>

<p>The ECS-2520MV-160-CN-TR is a miniature SMD HCMOS crystal oscillator from ECS Inc. part of the MultiVolt series. It operates at a nominal frequency of 16 MHz with a frequency stability of ±25ppm over the full -40°C to +85°C temperature range. The device accepts a wide supply voltage from 1.6V to 3.6V and provides a HCMOS output driving a 15 pF load. Maximum current consumption is 6 mA with a standby current of only 10 µA. The oscillator features rise and fall times of 7 ns (10% to 90% Vdd) and a startup time of 5 ms. Phase jitter is 1 ps typical (12 kHz to 5 MHz) and duty cycle is 45/55% at half Vdd. An enable/disable function on pin 1 (Tri-state) allows output high-impedance control. The device is housed in a 2.5 x 2.0 x 0.9 mm 4-SMD no-lead ceramic package, ideal for space-constrained designs. Operating temperature range is -40°C to +85°C with storage from -55°C to +125°C. The part is supplied in tape and reel packaging with 3000 units per reel and is RoHS3 and REACH compliant.</p>

<p>The ECS-143-S-23A-EN-TR is a surface mount quartz crystal from ECS Inc. belonging to the ECX-64AEN series. It operates at a fundamental frequency of 14.31818 MHz with a calibration tolerance of ±30 ppm and frequency stability of ±50 ppm over the full operating temperature range of -40°C to +85°C. The crystal features a series resonant load capacitance and a maximum equivalent series resistance (ESR) of 80 Ω.</p><p>&nbsp;</p><p>Designed for densely populated PCBs, this crystal comes in a compact ceramic package measuring 6.00 mm x 3.50 mm with a low profile height of 1.10 mm. The 2-SMD, No Lead package is glass sealed for reliable performance. The drive level is 100 µW and shunt capacitance is 7 pF, with aging characteristics of ±5 ppm per year.</p><p>&nbsp;</p><p>This component is suitable for timing and clock generation applications in consumer, industrial, and communications equipment where a stable 14.31818 MHz reference is required. It is supplied in tape and reel packaging with a standard quantity of 1,000 pieces.</p>

<p>The ECS-2033-080-AU is a surface-mount clock oscillator from the ECS-2033 series, providing a 8 MHz CMOS output. It uses a crystal base resonator and includes an enable/disable function for power management.</p><p>&nbsp;</p><p>Electrical specifications include a supply voltage range of 3.135V to 3.465V (3.3V nominal), typical supply current of 5 mA (7 mA maximum), and frequency stability of ±100 ppm. Output symmetry is 40/60% at 50% VDD, with rise and fall times of 10 ns maximum. Startup time is 10 ms maximum, and the output load is 15 pF.</p><p>&nbsp;</p><p>The oscillator operates over a wide temperature range of -55°C to 125°C and is RoHS3 compliant and lead-free. It is packaged in a 4-SMD, No Lead package measuring 2.5 mm x 2.0 mm x 0.9 mm, suitable for high-density applications.</p><p>&nbsp;</p><p>Typical applications include industrial control systems, automotive electronics, telecommunications equipment, and other designs requiring a stable clock source in a compact footprint.</p>

<p>The ECS-2532HS-260-3-G is a 26 MHz crystal oscillator (XO) from ECS Inc. with CMOS output and a tri-state enable/disable function. It offers ±10ppm frequency stability over the full operating temperature range of -40°C to 85°C. The device operates from a 3.3V supply (3.135V to 3.465V) and draws a maximum supply current of 10mA, with a standby current of only 10µA. Rise and fall times are 5ns max, symmetry is 45/55%, startup time is 10ms, and disable delay is 100ns. Aging is specified at 2ppm maximum in the first year.</p><p>&nbsp;</p><p>This oscillator is housed in a compact 4-SMD, No Lead package measuring 3.20mm x 2.50mm with a seated height of 1.10mm, making it suitable for space-constrained designs. It is RoHS3 compliant and supports CMOS load up to 15pF. Designed for high stability, it is ideal for applications requiring precise clock generation in telecommunications, networking, industrial control, and embedded systems.</p>

<p>The ECS-8FM-020-TR is a surface-mount clock oscillator from ECS Inc.'s 8F series. It operates at 2 MHz with CMOS and TTL compatible outputs. The oscillator uses a crystal base resonator and provides an enable/disable function via pin 1 (tri-state).</p><p>&nbsp;</p><p>Electrical characteristics include a supply voltage of 5V (4.5V to 5.5V range) with a maximum supply current of 23 mA. Frequency stability is ±200 ppm over the full -40°C to +85°C operating temperature range. Output symmetry is 40/60% at half Vcc. Rise and fall times are 8 ns maximum. Start-up time is 4 ms maximum, and enable/disable time is 100 ns.</p><p>&nbsp;</p><p>The device is housed in a 4-SOJ package with 5.08mm pitch, measuring 14.00 x 8.65 x 4.70 mm. It is designed for surface mount assembly and is supplied in tape and reel packaging with 1000 pieces per reel. Storage temperature range is -55°C to +125°C.</p><p>&nbsp;</p><p>The oscillator is RoHS3 compliant and has MSL 1 (unlimited floor life). It is also REACH unaffected.</p>

<p>The ECS-.327-6-12-TR is a 32.768 kHz tuning fork crystal from ECS Inc. in the ECX-12 series. It operates in fundamental mode with a typical equivalent series resistance of 90 kΩ. The frequency tolerance is ±20 ppm at +25°C, and the load capacitance is 6 pF. The crystal is designed for low-power real-time clock applications and is suitable for IoT, mobile, and industrial devices.</p><p>&nbsp;</p><p>The operating temperature range is -40°C to +85°C, with a storage temperature range of -55°C to +125°C. The package is a 2-SMD, no lead ceramic case measuring 2.0 x 1.2 x 0.6 mm, with gold finish. It is RoHS3 compliant and has an MSL level of 1 with unlimited floor life. The standard packaging quantity is 3000 pieces per reel, with a maximum solder profile peak temperature of +260°C for 10 seconds (2 cycles max).</p>

<p>The ECS-2520MVLC-200-BN-TR is a surface mount crystal oscillator (XO) from ECS Inc. part of the MultiVolt Low Current series. It operates at 20 MHz with CMOS output and supports a wide supply voltage range of 1.6V to 3.6V, making it compatible with 1.8V, 2.5V, and 3.3V power rails. The device offers ±50 ppm frequency stability over the full operating temperature range of -40°C to +85°C, which includes initial tolerance, temperature, supply voltage, and load variations.</p><p>&nbsp;</p><p>This oscillator features low current consumption with a maximum supply current of 1.8 mA (no load) and a standby current of only 10 µA. The enable/disable function on pin 1 allows for power saving in system-level designs. Electrical characteristics include a 45/55% duty cycle, maximum rise/fall time of 7 ns, and a start-up time of 5 ms. Phase jitter is typically 150 fs (12 kHz to 20 MHz).</p><p>&nbsp;</p><p>The device is housed in a compact 2.5 x 2.0 x 0.9 mm ceramic 4-SMD no lead package, ideal for space-constrained applications. It is designed for low-power portable devices, IoT, industrial controls, and wireless sensor nodes. The product is RoHS3 compliant and REACH unaffected, with an MSL rating of 1 (unlimited). Standard packaging is 1,000 pieces per reel on tape and reel.</p>

<p>The ECS-40-20-1X is a 4 MHz quartz crystal from ECS Inc. It is an AT-cut resistance weld type crystal designed for through hole mounting in the industry-standard HC-49/U package. With a fundamental oscillation mode, it provides stable frequency generation for a wide range of electronic applications.</p><p>&nbsp;</p><p>Electrical characteristics include a 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 load capacitance is 20 pF, with a maximum equivalent series resistance (ESR) of 100 ohms. Shunt capacitance is 7 pF, and the drive level is rated at 1 mW.</p><p>&nbsp;</p><p>The crystal measures 11.35 mm (length) x 4.65 mm (width) x 13.46 mm (height) and is housed in a rugged HC-49/U through hole package suitable for automated or manual assembly. It is rated RoHS3 compliant and REACH unaffected, with an MSL level of 1 (unlimited). Aging is less than ±5 ppm in the first year.</p>

<p>The ECS-184-S-4X is a fundamental mode MHz crystal from ECS Inc. with a frequency of 18.432 MHz. It features a Series load capacitance, making it suitable for oscillator circuits that do not require external load capacitors. The frequency tolerance is ±30 ppm at +25°C, and the frequency stability is ±50 ppm over the operating temperature range of -10°C to +70°C. The equivalent series resistance (ESR) is 40 Ω maximum, ensuring low power consumption and reliable oscillation.</p><p>&nbsp;</p><p>This crystal is housed in a through-hole HC-49/US package measuring 11.35 mm x 4.65 mm x 3.50 mm, with radial leads and a low-profile design. It is lead-free and RoHS3 compliant, with MSL 1 moisture sensitivity level. The part is designed for general-purpose timing applications in consumer electronics, industrial controls, and communication equipment.</p>

<p>The ECS-2200B-098 is a 9.8304 MHz crystal oscillator from the ECS-2200 series by ECS Inc. It is a standard XO (crystal oscillator) with tri-state enable/disable function, supporting both HCMOS and TTL logic levels.</p><p>&nbsp;</p><p>Key specifications: frequency stability is ±50 ppm over all conditions, supply voltage is 5V nominal with a maximum input current of 25 mA (for frequencies 1-25 MHz). Output symmetry is 50% ±3% at 50% Vdd, and rise/fall times are 5 ns maximum.</p><p>&nbsp;</p><p>Operating temperature range is 0°C to 70°C, storage from -55°C to +125°C. The oscillator is RoHS3 compliant and REACH unaffected. Package is 8-DIP through-hole with metal can, dimensions 13.2mm x 13.2mm x 5.4mm.</p><p>&nbsp;</p><p>This oscillator is suitable for general-purpose clock generation in digital systems requiring a stable and reliable frequency reference. The tri-state function allows for output disable when needed.</p>

<p>The ECS-3953M-200-B-TR is a miniature, crystal-controlled clock oscillator from the ECS-3953M series. It provides a 20.0000 MHz HCMOS output with a nominal supply voltage of 3.3V (operating range 3.0V to 3.6V).</p><p>&nbsp;</p><p>Key electrical characteristics include a frequency stability of ±50 ppm, typical start-up time of 5 ms, and typical rise/fall times of 5 ns. The device features an enable/disable function with a typical enable/disable time of 100 ns. Output symmetry is 40/60% at half VCC level.</p><p>&nbsp;</p><p>The oscillator is housed in a compact 7.00 x 5.00 mm ceramic 4-SMD, No Lead package with a profile of 1.70 mm. It is designed for surface mount assembly and is supplied in tape and reel packaging with a standard quantity of 1000 pieces.</p>

<p>The ECS-3953C-500-TR is a 50 MHz HCMOS clock oscillator from ECS Inc., designed for surface mount applications. It features a supply voltage of 3.3V (3.0V to 3.6V range) and a frequency stability of ±100 ppm. The output is HCMOS logic with a symmetry of 40/60% at 50% VDD level. Rise and fall times are 10 ns and 15 ns respectively, with a startup time of 10 ms.</p><p>&nbsp;</p><p>The oscillator is housed in a compact 4-SMD no-lead package measuring 7.00mm x 5.00mm x 1.75mm, and is supplied in tape and reel packaging with 1000 pieces per reel. It operates over a temperature range of 0°C to 70°C and can be stored between -55°C and 125°C. The enable/disable function allows for output control with a switching time of 100/150 ns.</p><p>&nbsp;</p><p>This part is RoHS3 compliant (with Note 7 exemption) and has an MSL rating of 1 (unlimited). Please note that the manufacturer has marked this part as obsolete/end of life as of January 2021.</p>

<p>The ECS-2532VXO-270B-2.8 is a voltage controlled crystal oscillator (VCXO) from ECS Inc. It operates at a nominal frequency of 27 MHz with a CMOS output. The device is designed for a supply voltage of 2.8V (2.66V to 2.94V range) and draws a typical supply current of 5 mA (8 mA maximum).</p><p>&nbsp;</p><p>Key electrical characteristics include a frequency stability of ±30 ppm, a frequency pulling range of ±90 ppm minimum, and a control voltage range of 0V to 2.8V. The oscillator features a positive frequency slope, 15% frequency linearity, and a modulation bandwidth of 10 kHz. Rise and fall times are 6 ns maximum (20% to 80% VDD). Phase noise at 1 kHz offset is -120 dBc/Hz typical.</p><p>&nbsp;</p><p>The device is housed in a compact 4-SMD, No Lead package measuring 3.2mm x 2.5mm x 1.0mm, suitable for surface mount assembly. It operates over a temperature range of -10°C to +70°C and is RoHS3 compliant and lead-free.</p>

<p>The ECS-3963-200-BN-TR is a surface-mount crystal oscillator (XO) from ECS Inc. It operates at a nominal frequency of 20 MHz with HCMOS logic output. The oscillator requires a nominal supply voltage of 3.3V (range 2.7V to 3.6V) and draws a typical current of 10 mA. Frequency stability is specified at ±50 ppm over the extended operating temperature range of -40°C to +85°C (N option).</p><p>&nbsp;</p><p>This device features a Tri-State enable/disable function on pin 1, allowing the output to be disabled by pulling the pin low. Rise and fall times are 5 ns maximum (10% to 90% VDD), and output symmetry is 40/60% at 50% VCC level. The maximum output load is 15 pF. Startup time is 10 ms maximum.</p><p>&nbsp;</p><p>The oscillator is housed in a 4-SMD, no lead package measuring 5.00mm x 3.20mm with a height of 1.30mm. It is designed for surface mount assembly and is supplied in tape and reel packaging with 1000 units per reel. The package is seam welded with a metal lid, providing reliable performance.</p><p>&nbsp;</p><p>This part is RoHS3 compliant and REACH unaffected. It is suitable for general-purpose clock generation applications requiring a stable 20 MHz reference with HCMOS levels and a compact footprint.</p>

<p>The ECS-100-18-9X is a fundamental mode MHz crystal designed for through-hole mounting. It operates at a nominal frequency of 10 MHz with a load capacitance of 18 pF. The crystal offers a frequency tolerance of ±50 ppm and frequency stability of ±50 ppm over the operating temperature range of -10°C to 60°C. The equivalent series resistance (ESR) is 50 Ω maximum. The crystal is housed in a cylindrical can, radial lead package with dimensions of 0.126" diameter by 0.354" length (3.20 mm x 9.00 mm). This package is suitable for PCB mounting with through-hole leads. The device is RoHS3 compliant and has an MSL rating of 1 (unlimited). Typical applications include clock generation in microcontrollers, timing circuits, and communication systems where a stable 10 MHz reference is required.</p>

<p>The ECS-TXO-2520MV-240-AN-TR is a 24 MHz Temperature Compensated Crystal Oscillator (TCXO) designed for applications requiring high frequency stability over a wide temperature range. This device offers ±2.5 ppm frequency stability over -40°C to +85°C, making it suitable for environments with varying thermal conditions. The oscillator provides a CMOS output with a 15 pF load capability and features a tri-state enable/disable function for power management.</p><p>&nbsp;</p><p>The MultiVolt design allows operation from 1.7V to 3.6V, supporting common supply voltages of 1.8V, 2.5V, 2.8V, and 3.3V. Typical current consumption ranges from 3.3 mA at 1.8V to 4.8 mA at 3.3V. The device is housed in a 4-SMD, No Lead ceramic package measuring 2.5 mm x 2.0 mm x 0.9 mm, ideal for space-constrained designs.</p><p>&nbsp;</p><p>Key electrical characteristics include a frequency tolerance of ±1.5 ppm at 25°C, rise and fall times of 5 ns, and a start-up time of 10 ms. Phase noise is -145 dBc/Hz at 10 kHz offset, and phase jitter is 254 fs (measured at 50 MHz). The oscillator is RoHS3 compliant, PbFree, and MSL Level 1, ensuring reliability in lead-free assembly processes.</p>

<p>The ECS-250-18-4X-CKM is a 25.0000 MHz fundamental mode quartz crystal from ECS Inc. It is designed for through-hole mounting in the HC-49/US package, offering a low profile of 3.50 mm height. The crystal has a load capacitance of 18 pF and a maximum ESR of 30 Ω. Frequency tolerance is ±10 ppm at 25°C, with stability of ±10 ppm over the operating temperature range of -20°C to +70°C. The device is RoHS3 compliant and MSL 1, suitable for lead-free soldering processes. Typical applications include clock generation in microcontrollers, communication circuits, and consumer electronics.</p>

<p>The ECS-5032MV-122.8-CN-TR is a surface-mount crystal oscillator (XO) from ECS Inc. that delivers a 12.288 MHz HCMOS output. It features a MultiVolt™ design supporting a supply voltage range of 1.6V to 3.6V, making it compatible with 1.8V, 2.5V, and 3.3V power rails. The oscillator maintains a frequency stability of ±25ppm over its full operating temperature range of -40°C to +85°C.</p><p>&nbsp;</p><p>This device is housed in a compact 5.00mm x 3.20mm x 1.30mm 4-SMD, No Lead ceramic package. Electrical characteristics include a maximum supply current of 6mA, a 15pF output load capacitance, and a maximum rise/fall time of 7ns. The oscillator also features a tri-state Enable/Disable function on pin 1 and a typical phase jitter of 1ps (12 kHz to 20 MHz).</p><p>&nbsp;</p><p>The ECS-5032MV-122.8-CN-TR is RoHS3 compliant and lead-free. Its wide voltage range and small footprint make it suitable for low-power, portable, industrial, and IoT applications where a stable 12.288 MHz clock source is required.</p>

<p>The ECS-250-18-30-GM-TR is a 25 MHz fundamental mode crystal from ECS Inc., part of the ECX-53 series. It is designed for surface mount applications requiring a compact footprint.</p><p>&nbsp;</p><p>Key electrical specifications include a load capacitance of 18 pF, frequency tolerance of ±30 ppm, frequency stability of ±30 ppm, and a maximum ESR of 30 ohms. The operating temperature range is -20°C to 70°C.</p><p>&nbsp;</p><p>Housed in a 2-SMD, No Lead package measuring 5.00 mm x 3.20 mm with a height of 1.40 mm, this crystal is suitable for space-constrained designs such as wireless modules, IoT devices, and consumer electronics. The part is RoHS3 compliant and rated for MSL 1 unlimited moisture sensitivity.</p>

<p>The ECS-8FM-060-TR is a 6 MHz XO (standard) oscillator from ECS Inc., part of the ECS-8F series. It uses a crystal base resonator and provides CMOS and TTL compatible outputs.</p><p>&nbsp;</p><p>Electrical characteristics: Operates at 5V nominal supply (4.5V to 5.5V range). Maximum supply current is 23mA for frequencies 1-30 MHz. Frequency stability is ±200ppm over the full -40°C to +85°C temperature range. Output symmetry (duty cycle) is 40/60% at 1/2 Vcc. Rise and fall times are 8 ns max. Start-up time is 4 ms max. Enable/disable function via tri-state pin.</p><p>&nbsp;</p><p>Package and mounting: Surface mount package in 4-SOJ (J-lead) with 5.08mm pitch. Dimensions: 14.00mm x 8.65mm x 4.70mm. Available in tape and reel packaging with standard quantity of 1000 pieces. Suitable for reflow soldering.</p><p>&nbsp;</p><p>Applications: General purpose timing applications requiring a stable clock source. The wide temperature range and robust stability make it suitable for industrial and automotive environments.</p>

<p>The ECS-2520MVLC-080-BP-TR is a low current CMOS oscillator from ECS Inc.'s 2520MVLC series. It operates at 8 MHz with a frequency stability of ±50 ppm over the extended temperature range of -40°C to +105°C. The device features MultiVolt capability, accepting supply voltages from 1.6V to 3.6V, making it compatible with 1.8V, 2.5V, and 3.3V power supplies.</p><p>&nbsp;</p><p>This oscillator provides CMOS output with a 15 pF load and includes a tri-state enable/disable function via pin 1. It offers low current consumption of 1.8 mA maximum (no load) and a standby current of only 10 µA. The device has a maximum rise/fall time of 7 ns and a start-up time of 5 ms.</p><p>&nbsp;</p><p>The ECS-2520MVLC-080-BP-TR is housed in a 4-SMD, No Lead ceramic package measuring 2.50mm x 2.00mm x 0.90mm, suitable for surface mount assembly. It is RoHS3 compliant, REACH unaffected, and has an MSL of 1 (unlimited). The lead finish is gold (Au) and it is rated for lead-free soldering with a peak temperature of 260°C.</p>

<p>The ECS-40-20-19A-TR is a 4.000 MHz fundamental mode quartz crystal from ECS Inc., part of the ECX-19A series. It features 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 crystal is designed for a load capacitance of 20 pF and has a maximum equivalent series resistance (ESR) of 150 Ω at 4 MHz.</p><p>&nbsp;</p><p>This surface mount crystal comes in a compact 2-SMD, no lead package measuring 11.00 mm x 5.00 mm x 2.00 mm. It is supplied on tape and reel with a standard package quantity of 1000 pieces. The lead finish is gold (Au), and the device is RoHS3 compliant and lead-free.</p><p>&nbsp;</p><p>Typical applications include clock generation for microcontrollers, timing circuits, and communication interfaces where a stable 4 MHz reference is required. The fundamental mode of oscillation ensures reliable performance without overtone complications.</p>

<p>The ECS-110.5-18-30-JGN-TR is a surface-mount quartz crystal from ECS Inc., part of the ECX-53 series. It operates at a nominal frequency of 11.0592 MHz in fundamental mode. Key electrical specifications include a frequency tolerance of ±20 ppm at 25°C, frequency stability of ±30 ppm over the operating temperature range, and a maximum equivalent series resistance (ESR) of 80 Ω. The crystal requires a load capacitance of 18 pF and is designed for a drive level of 100 μW. It features a shunt capacitance of 5 pF and an aging rate of ±5 ppm in the first year.</p><p>&nbsp;</p><p>This crystal is housed in a compact 2-SMD no-lead package measuring 5.00 mm x 3.20 mm x 1.40 mm, making it suitable for space-constrained designs. It is supplied in tape-and-reel packaging with 1000 pieces per reel. The termination finish is gold (Au), ensuring reliable solder connections. The component is RoHS3 compliant and REACH unaffected, with an MSL rating of 1 (unlimited).</p><p>&nbsp;</p><p>The unit operates over an industrial temperature range of -40°C to +85°C and can be stored from -55°C to +125°C. Typical applications include clock generation for microcontrollers, wireless communication devices, and other compact electronic systems requiring precise frequency control.</p>

<p>The ECS-80-18-20BQ-DS is a 8 MHz fundamental mode quartz crystal from ECS Inc., part of the CSM-8Q series. It features a frequency tolerance of ±30 ppm at +25°C and a frequency stability of ±100 ppm over the extended temperature range of -55°C to +125°C. The crystal has a load capacitance of 18 pF, a maximum equivalent series resistance (ESR) of 60 Ω, and a typical drive level of 100 μW. Shunt capacitance is 7 pF typical, and aging is ±5 ppm in the first year.</p><p>&nbsp;</p><p>This crystal is AEC-Q200 qualified, making it suitable for automotive and other high-reliability applications. It is RoHS3 compliant and has an MSL of 1 (unlimited). The package is a 4-SMD, no lead surface mount design with dimensions of 7.00 mm x 5.00 mm x 1.30 mm. The operating temperature range is -40°C to +125°C, with storage from -55°C to +125°C.</p><p>&nbsp;</p><p>The compact footprint and low profile make it ideal for space-constrained designs. The crystal operates in fundamental mode and is available in tape and reel packaging (1,000 pieces per reel) for automated assembly.</p>

<p>The ECS-.327-12.5-17X-C-TR is a 32.768 kHz tuning fork crystal from ECS Inc., part of the ECX-306X series. It features a frequency tolerance of ±10ppm at +25°C and a load capacitance of 12.5pF. The crystal operates in fundamental mode with a maximum equivalent series resistance of 50 kΩ and a maximum drive level of 1 μW.</p><p>&nbsp;</p><p>Designed for surface mount assembly, this crystal is housed in a 4-SOJ package with a 5.50mm lead pitch. The package dimensions are 8.00mm x 3.80mm x 2.50mm, making it suitable for space-constrained applications. The operating temperature range is -40°C to +85°C, with a typical turnover temperature of +25°C and a temperature coefficient of -0.034 ppm/°C².</p><p>&nbsp;</p><p>This crystal is ideal for low-power real-time clock circuits and is compliant with RoHS3 requirements. It is supplied in tape and reel packaging with a standard quantity of 3000 pieces per reel. The termination finish is Sn/Ag, and the moisture sensitivity level is MSL 1 (unlimited).</p>

<p>The ECS-240-12-37B-CKY-TR is a 24 MHz fundamental mode quartz crystal from ECS Inc., part of the ECX-1637B series. It features a frequency tolerance of ±10 ppm and frequency stability of ±10 ppm over the operating temperature range of -30°C to +85°C. The crystal has a load capacitance of 12 pF and a maximum equivalent series resistance (ESR) of 50 Ω.</p><p>&nbsp;</p><p>This crystal is designed for surface mount applications and comes in a compact 2.00 mm x 1.60 mm 4-SMD, No Lead ceramic package with a low profile of 0.50 mm. It is suitable for use in wireless and portable electronic devices where space is at a premium. The part is RoHS3 compliant and has an MSL rating of Level 1 (unlimited).</p><p>&nbsp;</p><p>The ECX-1637B series offers low first-year aging of ±1 ppm and a drive level of 100 μW. The ECS-240-12-37B-CKY-TR is supplied in tape and reel packaging with a standard quantity of 1000 pieces per reel.</p>

<p>The ECS-500-20-30B-TR is a 50 MHz surface mount crystal from ECS Inc.'s ECX-53B series. It operates in fundamental mode with a maximum ESR of 30Ω. The crystal offers a frequency tolerance of ±30ppm and frequency stability of ±50ppm over the operating temperature range of -20°C to 70°C. It has a load capacitance of 20pF. The package is a compact 5.00mm x 3.20mm x 0.85mm 4-SMD no lead package, suitable for space-constrained applications. The part is RoHS compliant, REACH unaffected, and MSL Level 1. It is supplied in tape and reel packaging for automated assembly. Typical shunt capacitance is 5pF, and the maximum drive level is 100µW. Aging first year is ±5ppm. This crystal is ideal for use in wireless communication, IoT devices, and other electronics requiring precise timing.</p>

<p>The ECS-20-20-1 is a 2.0000 MHz fundamental mode quartz crystal manufactured by ECS Inc. International. It features 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. The crystal is designed for a load capacitance of 20 pF and has a maximum equivalent series resistance (ESR) of 500 Ω at 2.000-2.399 MHz.</p><p>&nbsp;</p><p>This HC-49/U through-hole package crystal offers excellent aging characteristics of ±5 ppm maximum in the first year. The shunt capacitance is typically 7.0 pF, and the maximum drive level is 2.0 mW. The storage temperature range is -30°C to +85°C.</p><p>&nbsp;</p><p>The HC-49/U package dimensions are 11.35 mm length, 4.65 mm width, and 13.46 mm height. This crystal is RoHS3 compliant and REACH unaffected, with an MSL of 1 (unlimited). It is suitable for general purpose timing and frequency control applications requiring a 2 MHz reference.</p>

<p>The ECS-TXO-2520-33-160-AN-TR is a miniature surface-mount temperature compensated crystal oscillator (TCXO) from ECS Inc. It provides a stable 16.0000 MHz HCMOS output with tight frequency stability of ±2.5 ppm over the full industrial temperature range of -40°C to +85°C. The oscillator operates from a 3.3V supply voltage (±10%) and draws a maximum supply current of 4.8 mA, with a standby current of only 10 µA.</p><p>&nbsp;</p><p>This TCXO features an enable/disable function (active low tri-state) that allows the output to be placed in a high-impedance state for power saving. Electrical characteristics include a duty cycle of 45/55% at ½ Vdd, rise/fall times of 5 ns, and excellent phase noise performance of -145 dBc/Hz at 10 kHz offset. The output is designed to drive a 15 pF HCMOS load.</p><p>&nbsp;</p><p>The device is housed in a compact 2.5 x 2.0 x 0.9 mm ceramic 4-SMD package with no leads, making it suitable for space-constrained wireless and IoT applications such as LoRaWAN, where precise frequency control is critical. The component is RoHS3 compliant and has an MSL rating of 1 (unlimited). It is supplied in tape and reel packaging with 1000 pieces per reel.</p>

<p>The ECS-327TXO-33-TR is a low power temperature compensated crystal oscillator (TCXO) from ECS Inc. with a nominal frequency of 32.768 kHz. It features a frequency tolerance of ±1.5 ppm at 25°C and a frequency stability of ±5 ppm over the operating temperature range of -40°C to +85°C. The oscillator operates from a 3.3V supply voltage (with ±5% tolerance) and draws a typical supply current of 1.37 µA. The output is CMOS with a maximum load of 15 pF, providing fast rise and fall times of 100 ns max. The start-up time is 1 second typical, 3 seconds maximum. The duty cycle ranges from 40% to 60% at half VDD. An enable function allows the output to be disabled via pin 1.</p><p>&nbsp;</p><p>The device is packaged in a compact 4-SMD no lead ceramic package measuring 3.28 mm x 2.5 mm x 1.3 mm, suitable for surface mount assembly. It is supplied in tape and reel packaging with 1000 pieces per reel. The part is RoHS3 compliant and has a gold lead finish. The storage temperature range is -55°C to +105°C. These specifications make the ECS-327TXO-33-TR ideal for applications requiring precise timing in battery-powered and space-constrained designs.</p>

<p>The ECS-2033-250-BN is a 25 MHz crystal-based oscillator (XO) from ECS Inc. featuring CMOS output and a 3.3V supply voltage. It offers ±50 ppm frequency stability over an extended industrial temperature range of -40°C to +85°C. The oscillator includes an enable/disable function (tri-state control) and draws a maximum supply current of 13 mA. Output symmetry is rated between 40/60% and 45/55% at 50% VDD, with rise/fall times of 10 ns maximum into a 15 pF load.</p><p>&nbsp;</p><p>This oscillator is housed in a miniature 4-SMD, No Lead package measuring 2.5 mm x 2.0 mm x 0.9 mm, making it suitable for high-density surface mount applications. It supports a standby current of only 10 µA when disabled. The part is supplied in tape and reel packaging with 1000 pieces per reel.</p><p>&nbsp;</p><p>Typical applications include clock generation for microprocessors, networking equipment, and industrial electronics where low power and small footprint are critical. The ECS-2033-250-BN is RoHS3 and REACH compliant, with an MSL rating of 1 (unlimited).</p>

<p>The ECS Inc. ECX2-LMV-7CN-156.250-TR is a surface-mount LVDS crystal oscillator from the ECX2-LMV series. It operates at a nominal frequency of 156.25 MHz with a frequency stability of ±25 ppm over the full -40°C to +85°C temperature range. The device features a MultiVolt design supporting supply voltages from 2.375 V to 3.63 V, making it compatible with both 2.5 V and 3.3 V power supplies.</p><p>&nbsp;</p><p>This oscillator offers ultra-low jitter performance with typical RMS jitter of 46.8 fs (12 kHz to 20 MHz band) at 156.25 MHz and 3.3 V. It provides LVDS output with a typical differential output voltage of 330 mV and output offset voltage of 1.25 V. The enable/disable function allows for power management, with a disable delay time of 200 ns and enable delay time of 2 ms.</p><p>&nbsp;</p><p>The device is housed in a 7.00 mm x 5.00 mm 6-SMD, no-lead package with a maximum height of 1.65 mm, suitable for space-constrained designs. It is RoHS3 compliant and has a moisture sensitivity level of 1 (unlimited). Typical applications include networking and communications equipment, optical transceivers, Fibre Channel, Ethernet, and test and measurement systems.</p>