SIT9120AI-1B3-33E100.000000

Oscillators Overview

The SiTime SIT9120AI-1B3-33E100.000000 is a MEMS oscillator operating at 100 MHz with LVPECL output format. It functions within a supply voltage range of 2.97 V to 3.63 V and draws a maximum current of 55 mA. The device maintains frequency stability of ±50 ppm across an industrial temperature range of -40°C to +85°C. Housed in a compact 6-SMD, No Lead package measuring 5.0 mm x 3.2 mm x 0.9 mm, it supports surface mount assembly via cut tape or reel packaging.

Oscillators Feature Summary

• Utilizes silicon MEMS resonator technology for enhanced reliability compared to traditional quartz crystals.
• Features LVPECL output interface optimized for high-speed digital applications requiring low jitter.
• Includes enable/disable control functionality to manage power consumption during idle states.

Oscillators Applications

• High-speed data communication interfaces
• Clock distribution networks
• Test and measurement equipment

Oscillators Procurement Notes

Verify the specific output format (LVPECL) and supply voltage requirements against system design specifications before procurement. Confirm that the 5.0 mm x 3.2 mm footprint aligns with the target PCB layout constraints. Ensure compatibility with the required frequency stability and operational temperature range for the intended application environment.

Oscillators Selection Notes

Select this component when LVPECL signaling is required for 100 MHz clock generation. Consider the enable pin feature if power management is critical. Evaluate the MEMS technology benefits for shock and vibration resistance relative to quartz alternatives. Verify that the 3.3V nominal supply voltage matches the system power rails.

Oscillators Part Context

This part belongs to the SiT9120 series of programmable MEMS oscillators from SiTime. The series offers various output formats and frequencies, providing flexibility for different clocking needs. The AI suffix indicates an extended industrial temperature range capability, suitable for demanding environments beyond standard commercial limits.

Oscillators Replacement Considerations

Direct replacement requires matching the 100 MHz frequency, LVPECL output, and 3.3V supply voltage. Alternative MEMS oscillators from other manufacturers may require level shifting if they do not natively support LVPECL. Verify pinout compatibility and thermal characteristics to ensure seamless integration into existing designs.