638P156H3I3T

Oscillators Overview

The CTS-Frequency Controls 638P156H3I3T is a standard crystal oscillator (XO) generating a frequency of 156.257812 MHz. It utilizes LVPECL output format and operates on a 3.3V supply voltage. The device features an enable/disable function and is housed in a 6-SMD, no-lead surface mount package measuring 7.00mm x 5.00mm with a height of 2.00mm. It supports a frequency stability of ±25ppm and functions within a temperature range of -40°C to +85°C.

Oscillators Feature Summary

• Ultra-low phase jitter clock oscillator performance
• LVPECL output format for high-speed signaling
• Integrated enable/disable control functionality

Oscillators Applications

• High-speed data transmission systems
• Telecommunications equipment
• Networking infrastructure components

Oscillators Procurement Notes

Verify the specific output format and voltage requirements against system schematics before procurement. Confirm that the LVPECL interface is compatible with the receiving logic. Ensure the operating temperature range meets environmental specifications. Check for RoHS compliance status if required by project standards.

Oscillators Selection Notes

Select this component when LVPECL outputs are required for the 156.257812 MHz frequency point. Consider the ±25ppm stability requirement against system timing budgets. Evaluate the 6-SMD package size constraints against PCB layout limitations. Compare power consumption and current ratings with other series options if thermal management is critical.

Oscillators Part Context

This part belongs to the CTS 638 series of ultra-low phase jitter clock oscillators. The series offers various output formats including LVDS and LVPECL across different frequencies. The 638 series is designed for demanding applications requiring precise timing and low noise performance in compact surface-mount packages.

Oscillators Replacement Considerations

Direct substitutes within the same series include 638V156J3I3T (LVDS output) or 638E15555I3T (LVPECL, different frequency). Verify pin compatibility and electrical characteristics before substitution.