XTL571150-M118-085

Crystals Overview

The Siward XTL571150-M118-085 is a surface-mount quartz crystal resonator designed for precision timing applications. It operates at a fundamental frequency of 40 MHz with a frequency tolerance of ±5 ppm. The component features a load capacitance of 10 pF and an equivalent series resistance (ESR) typically specified within standard limits for this package type. It utilizes a 4-SMD, no-lead package with dimensions of 3.2 mm x 2.5 mm. The device is rated for operation across a temperature range of -40°C to +85°C, ensuring stability in various environmental conditions.

Crystals Feature Summary

• Provides stable oscillation at 40 MHz with high frequency accuracy
• Compact 4-SMD surface-mount design facilitates automated assembly
• Operates reliably across extended industrial temperature ranges

Crystals Applications

• Communications equipment
• Broadband fixed line access systems
• Enterprise computing infrastructure

Crystals Procurement Notes

Verify the specific ordering suffix against official Siward documentation to confirm exact electrical parameters such as load capacitance and frequency tolerance. Ensure the package variant matches the required PCB footprint. Confirm that the temperature rating aligns with the target application environment before finalizing procurement orders.

Crystals Selection Notes

Select this component when a 40 MHz reference signal is required in space-constrained designs. Consider the ±5 ppm tolerance requirement relative to system clock accuracy needs. Evaluate the 3.2x2.5 mm package size against available board real estate. Verify compatibility with reflow soldering profiles specified for lead-free processes.

Crystals Part Context

This part belongs to Siward's SMD crystal lineup, utilizing standardized surface-mount technology for mass production integration. The model number indicates specific dimensional and electrical characteristics defined by the manufacturer. It serves as a critical timing element in digital circuits requiring precise clock generation without external tuning components.

Crystals Replacement Considerations

Cross-reference with other 40 MHz crystals in the 3.2x2.5 mm package from compatible manufacturers. Ensure substitute parts meet or exceed the ±5 ppm tolerance and 10 pF load capacitance requirements. Verify thermal performance specifications match the original operating range.