406C33A27M00000

Crystals Overview

The CTS-Frequency Controls 406C33A27M00000 is a fundamental parallel quartz crystal designed for surface-mount applications. It operates at a nominal frequency of 27 MHz with a load capacitance of 18 pF. The component provides a frequency tolerance of ±30 ppm and a stability of ±50 ppm across an operating temperature range of -20°C to +70°C. It features a 4-SMD, no-lead package measuring 6.00 mm in length, 3.50 mm in width, and 1.20 mm in height. The equivalent series resistance (ESR) is specified at 40 Ohms, and the device supports a maximum drive level of 10 µW.

Crystals Feature Summary

• Fundamental mode quartz crystal design utilizing AT-cut technology for stable oscillation.
• Hermetic ceramic surface-mount package construction ensuring environmental reliability.
• Gold-plated terminals with a nickel barrier for robust solderability and corrosion resistance.

Crystals Applications

• Clock generation circuits for microprocessors and digital logic systems
• Timing references for communication interfaces such as Ethernet and USB
• Frequency control in consumer electronics and industrial control equipment

Crystals Procurement Notes

Verify the specific suffix against official manufacturer documentation to confirm exact electrical parameters and packaging options. Ensure compatibility with PCB footprint dimensions and reflow soldering profiles. Cross-reference RoHS compliance status and moisture sensitivity levels prior to integration into production assemblies.

Crystals Selection Notes

Select this component when a standard 27 MHz reference is required for SMD assembly processes. Evaluate circuit requirements against the 18 pF load capacitance and 40 Ohm ESR specifications. Confirm that the ±30 ppm tolerance meets system timing accuracy needs within the designated temperature range.

Crystals Part Context

This part belongs to the 406 series of surface-mount crystals from CTS-Frequency Controls. The series offers various frequencies and packages optimized for high-volume manufacturing. The 406C33A variant specifically denotes the 27 MHz frequency option within the 6x3.5 mm form factor lineup.

Crystals Replacement Considerations

Consult official substitution lists for direct equivalents. Verify pinout compatibility and parameter alignment before replacing.