SIT9365AI-1E1-33E77.760000

Oscillators Overview

The SiTime SIT9365AI-1E1-33E77.760000 is a MEMS-based differential oscillator operating at a fixed frequency of 77.76 MHz. It utilizes the LVPECL output format and functions with a supply voltage of 3.3V. The device features an integrated enable/disable control pin for power management. It is housed in a compact 6-SMD, No Lead package with an exposed pad, measuring 3.2 mm x 2.5 mm. This component is designed to provide precise timing signals with low phase jitter, suitable for high-speed digital applications requiring stable clock sources.

Oscillators Feature Summary

• MEMS technology provides superior resistance to shock and vibration compared to traditional quartz oscillators
• Integrated linear regulators filter power supply noise to enhance signal integrity
• Dual MEMS temperature sensing with TurboCompensation ensures frequency stability across wide temperature ranges
• Standard pinout compatibility allows direct replacement of quartz XO components without PCB redesign

Oscillators Applications

• 100G Ethernet uplink interfaces in industrial network switches
• High-performance computing systems requiring precise clock synchronization
• Data center infrastructure supporting AI and GPU utilization
• Industrial communication equipment operating in extreme environmental conditions

Oscillators Procurement Notes

Verify the specific ordering suffix to confirm the output format, as variations exist within the SiT9365 series. Ensure the selected variant matches the required voltage level and enable functionality for your design. Cross-reference the package dimensions against your PCB footprint library to guarantee mechanical fit. Confirm that the frequency stability requirements align with the ±10ppm or other available options documented in the official datasheet before finalizing procurement.

Oscillators Selection Notes

Select this component when low jitter and environmental robustness are critical for system performance. The LVPECL output is ideal for high-speed PHY interfaces demanding strong drive capability. Consider the integrated enable feature if power conservation during idle states is necessary. The MEMS construction offers advantages in size and reliability over quartz alternatives, particularly in applications subject to mechanical stress or rapid thermal cycling.

Oscillators Part Context

This part belongs to the SiTime SiT9365 family of MEMS oscillators, which are engineered for high-performance networking and enterprise applications. The series leverages silicon resonator technology to deliver precision timing solutions that overcome the limitations of traditional quartz crystals. These devices are designed to meet the stringent requirements of modern data centers and industrial networks, providing reliable clock signals with enhanced stability and lower power consumption.

Oscillators Replacement Considerations

Direct replacements may include other SiT9365 variants with matching frequency and output format. Verify pin compatibility and electrical specifications before substituting with generic MEMS oscillators. Ensure any alternative component meets the same jitter and stability standards required by the IEEE 802.3 Ethernet specifications.