638L156E5C3T

Oscillators Overview

The CTS-Frequency Controls 638L156E5C3T is a crystal oscillator (XO) from the 638 series, operating at a frequency of 156.25 MHz with an LVDS output interface. It functions on a 3.3V supply voltage and features enable/disable functionality. The device exhibits a frequency stability of ±25 ppm and operates within a temperature range of -20°C to 70°C. Maximum supply current is 66mA. The component utilizes a surface-mount 6-SMD, no-lead package measuring 7.00mm x 5.00mm x 2.00mm.

Oscillators Feature Summary

• Provides LVDS differential output signals for high-speed clock distribution.
• Features enable/disable control for dynamic power management.
• Utilizes a standard crystal resonator base for frequency generation.

Oscillators Applications

• High-speed data communication interfaces requiring precise clocking.
• Telecommunications equipment signal processing.
• Network infrastructure synchronization systems.

Oscillators Procurement Notes

Verify the specific frequency code and output type against project requirements before ordering. Confirm that the 638 series specifications align with the target system's voltage and thermal constraints. Ensure compatibility with the 6-SMD footprint during PCB layout review. Cross-reference official datasheets for pinout and electrical characteristics to prevent integration errors.

Oscillators Selection Notes

Select this model when LVDS outputs are required for noise immunity in high-frequency applications. Consider the ±25 ppm stability and industrial temperature range limits. Evaluate the 66mA current draw against available power budgets. Compare against other 638 series variants if different frequencies or output types like LVPECL are needed.

Oscillators Part Context

This component belongs to the CTS 638 series of ultra-low phase jitter clock oscillators. The series offers various frequencies and output formats in compact surface-mount packages. These devices are designed for demanding digital systems requiring stable, low-jitter clock sources with flexible control options.

Oscillators Replacement Considerations

Publicly confirmed substitute part numbers for this specific model were not identified in the provided documentation. Verify exact parameter matching if considering alternative manufacturers or series.