CTS-Frequency Controls

<p>The CTS-Frequency Controls 405I35D20M00000 is a fundamental mode MHz crystal operating at 20 MHz with an 18pF load capacitance. It offers a frequency tolerance of ±30ppm and frequency stability of ±50ppm, ensuring reliable timing performance across its operating temperature range of -40°C to 85°C. The equivalent series resistance is 60 Ohms, suitable for standard oscillator circuits.</p><p>&nbsp;</p><p>This crystal is housed in a compact 4-SMD no lead package measuring 5.00mm x 3.20mm with a height of 1.00mm, making it ideal for space-constrained surface mount designs. The surface mount mounting type facilitates automated assembly processes.</p><p>&nbsp;</p><p>Designed for general-purpose timing applications, this crystal provides a stable clock source for microcontrollers, communication interfaces, and other digital systems requiring a 20 MHz reference. The fundamental operating mode eliminates the need for overtone circuitry, simplifying design integration.</p>

<p>The CB3LV-3I-3M579545 is a standard XO (crystal oscillator) from CTS-Frequency Controls, part of the CB3LV series. It provides a precise 3.579545 MHz clock signal with HCMOS/TTL compatible output, making it suitable for digital logic circuits and timing applications.</p><p>&nbsp;</p><p>Key specifications include a frequency stability of ±50 ppm, supply voltage range of 3.0V to 3.6V (typical 3.3V), and supply current of 7mA typical (12mA max). The oscillator operates over an industrial temperature range of -40°C to 85°C and features an enable/disable function for power management.</p><p>&nbsp;</p><p>The device is housed in a compact 7.00mm x 5.00mm surface-mount package with 4-SMD, No Lead configuration, height 1.80mm. It is designed for tape and reel packaging and is RoHS3 compliant (unverified). Typical applications include use in telecommunications, networking, and embedded systems requiring a stable clock source.</p>

<p>The CTS-Frequency Controls 405C35E20M00000 is a 20 MHz quartz crystal from the Model 405 series, housed in a hermetic ceramic surface mount package measuring 5.00mm x 3.20mm x 1.00mm. It operates in fundamental mode and is designed for commercial and industrial applications.</p><p>&nbsp;</p><p>Key electrical specifications include a frequency tolerance of ±30ppm at 25°C, frequency stability of ±50ppm over the operating temperature range of -20°C to +70°C, load capacitance of 20pF, and a maximum equivalent series resistance (ESR) of 50Ω.</p><p>&nbsp;</p><p>This crystal is suitable for use in wireless communications, computer peripherals, FPGA/microcontroller clock sources, and broadband access equipment. The 4-SMD, no lead package enables automated surface mount assembly.</p>

<p>The CTS-Frequency Controls 405C35D25M00000 is a surface mount quartz crystal designed for use in a wide range of commercial and industrial applications. It operates at a fundamental frequency of 25 MHz with a frequency tolerance of ±30ppm and stability of ±50ppm over the operating temperature range of -20°C to +70°C.</p><p>&nbsp;</p><p>This crystal features a load capacitance of 18pF and a maximum equivalent series resistance (ESR) of 50 ohms. It is housed in a hermetically sealed ceramic 4-SMD, No Lead package measuring 5.0mm x 3.2mm x 0.85mm, making it suitable for compact PCB designs. The device is packaged in tape and reel per EIA-481 for automated assembly.</p><p>&nbsp;</p><p>Typical applications include IoT devices, wireless communications, USB interfaces, FPGA/microcontroller clocks, and broadband access equipment. The fundamental mode design ensures reliable start-up and low power consumption.</p>

<p>The CTS ATS240C is a fundamental mode quartz crystal operating at 24 MHz. It features a frequency tolerance of ±30ppm and frequency stability of ±50ppm over the -20°C to +70°C temperature range. The crystal is designed for a 12pF load capacitance and has a maximum equivalent series resistance of 30 Ω.</p><p>&nbsp;</p><p>Housed in a standard HC-49/US metal through-hole package, the ATS240C measures 10.85mm x 4.50mm x 3.68mm. This package is suitable for manual and wave soldering assembly processes. The ATS series uses a high Q quartz resonator in a resistance-weld metal enclosure, providing reliable frequency reference for timing applications.</p><p>&nbsp;</p><p>Typical applications include microcontrollers, FPGAs, wireless communications, broadband access equipment, computer peripherals, and consumer electronics. The crystal is RoHS compliant and has an MSL rating of 1 (unlimited).</p>

<p>The CTS-Frequency Controls 406C35B44M54500 is a Model 406 surface mount quartz crystal designed for commercial and industrial applications. It operates at a fundamental frequency of 44.545 MHz with a frequency tolerance of ±30 ppm at 25°C and a frequency stability of ±50 ppm over the operating temperature range of -20°C to +70°C. The crystal requires a 13 pF load capacitance and features a maximum equivalent series resistance (ESR) of 40 Ω.</p><p>&nbsp;</p><p>Housed in a hermetic ceramic 4-SMD no lead package measuring 6.00 mm x 3.50 mm with a height of 1.20 mm, this crystal is suitable for automated surface mount assembly. It is supplied in tape and reel packaging per EIA-481. The fundamental crystal design ensures reliable oscillation without the need for overtone circuits.</p><p>&nbsp;</p><p>Typical applications include IoT and IIoT devices, wireless communications, FPGA and microcontroller clock circuits, USB interfaces, computer peripherals, portable equipment, test and measurement systems, M2M communications, and broadband access equipment.</p>

<p>The 405C35B14M74560 is a surface mount quartz crystal from CTS-Frequency Controls, part of the Model 405 series. It operates at a frequency of 14.7456MHz with a load capacitance of 13pF. The frequency tolerance is ±30ppm and frequency stability is ±50ppm over the operating temperature range of -20°C to +70°C. The crystal features a fundamental operating mode and a maximum equivalent series resistance (ESR) of 50Ω.</p><p>&nbsp;</p><p>The crystal is housed in a 4-SMD, No Lead ceramic package measuring 5.0mm x 3.2mm with a seated height of 1.0mm. It is designed for surface mount assembly and is RoHS3 compliant. The Model 405 series is known for its hermetic seal and high Q resonator, making it suitable for a wide range of commercial and industrial applications.</p><p>&nbsp;</p><p>Typical applications include IoT and IIoT devices, USB interfaces, wireless communications, computer peripherals, FPGA/microcontrollers, test and measurement equipment, and broadband access. The crystal is available in tape and reel packaging per EIA-481.</p>