TSM75-H25GM33RT-19.440M-TR

Oscillators Overview

The TSM75-H25GM33RT-19.440M-TR is a crystal oscillator (XO) manufactured by Transko Electronics, Inc., operating at a fundamental frequency of 19.44 MHz. It utilizes HCMOS output logic and functions as a standard XO with enable/disable control capabilities. The device is powered by a 3.3V supply voltage and draws a maximum current of 30mA. It features a frequency stability of ±25ppm and operates within a temperature range of 0°C to 70°C. The component is housed in a 4-SMD, No Lead package, specifically a 4-VDFN (3.2x2.5mm) footprint, designed for surface mount installation.

Oscillators Feature Summary

• HCMOS output interface with enable/disable functionality
• Ultra-low jitter performance characterized by less than 0.2ps RMS
• Standard crystal oscillator configuration with 3.3V operation

Oscillators Applications

• 10GbE Ethernet switches and routers
• 40GbE Ethernet switches and routers
• High-speed digital signal processing systems requiring precise clocking

Oscillators Procurement Notes

Verify the specific ordering suffix matches the required frequency tolerance and package variant. Confirm that the enable/disable pin configuration aligns with system power management requirements. Ensure the 3.3V supply rail is stable within the specified operating temperature range to maintain frequency accuracy. Check RoHS compliance status if environmental regulations apply to the final assembly.

Oscillators Selection Notes

Select this component when a 19.44 MHz clock source with low jitter is required for high-speed networking equipment. The HCMOS output ensures compatibility with standard digital logic families. Consider the 4-SMD package size for PCB layout constraints. The enable/disable feature allows for dynamic power management in battery-operated or energy-efficient designs.

Oscillators Part Context

This part belongs to the TSM75 series of crystal oscillators from Transko Electronics, Inc. The series is designed for applications demanding low cost and low current consumption alongside high-performance jitter specifications. The TSM75 line typically offers various frequencies and packages to support diverse embedded electronics needs.

Oscillators Replacement Considerations

Direct substitutes may include other 19.44 MHz HCMOS oscillators with similar 4-SMD footprints and 3.3V operation. Verify electrical parameters such as jitter, stability, and current draw before substitution. Ensure the replacement supports the enable/disable function if utilized in the design.