SIT5156AECFK-25N0-12.000000

Oscillators Overview

The SiTime SIT5156AECFK-25N0-12.000000 is a MEMS Super-TCXO oscillator operating at a nominal frequency of 12 MHz. It features clipped sine wave output with a supply voltage range of 1.8 V to 3.3 V and current consumption of 57 mA maximum. The device offers high frequency stability of ±2.5 ppm over the operating temperature range of -40°C to +105°C, with an absolute pull range of ±6.25 ppm. Housed in a compact 10-SMD, no-lead (CQFN) package measuring 5.00 mm x 3.20 mm x 1.06 mm, it utilizes DualMEMS and TurboCompensation technologies for superior dynamic performance against environmental stressors.

Oscillators Feature Summary

• Integrates DualMEMS temperature sensing and TurboCompensation technologies for enhanced dynamic timing stability under environmental stress.
• Includes multiple on-chip regulators to filter power supply noise, eliminating the need for external LDO components.
• Provides robust resistance to shock, vibration, air flow, and electromagnetic interference compared to traditional quartz solutions.

Oscillators Applications

• High reliability telecom and wireless infrastructure
• Precision GNSS positioning systems
• Industrial control and automation equipment
• Audio/video broadcast transmission

Oscillators Procurement Notes

Verify the specific ordering suffix to ensure the correct frequency, voltage, and package configuration match the design requirements. Confirm that the selected variant supports the required operating temperature range and output signal type. Check for RoHS compliance status and manufacturing origin details prior to finalizing procurement orders to ensure alignment with project specifications.

Oscillators Selection Notes

Select this component when superior dynamic performance and tight frequency stability are critical in harsh environments. The integrated voltage regulation simplifies board layout by removing the need for external low-dropout regulators. Ensure the application benefits from the small form factor and high reliability of MEMS technology over quartz, particularly where vibration or thermal cycling is present.

Oscillators Part Context

This part belongs to the SiT5156 Elite Platform series, designed as a Super-TCXO for applications requiring exceptional timing accuracy. It leverages silicon MEMS technology to replace bulky and fragile quartz crystals, offering factory-programmable frequencies and improved resilience against mechanical and electrical disturbances in demanding operational settings.

Oscillators Replacement Considerations

Direct pin-to-pin replacements may require verification of frequency tolerance and supply voltage compatibility. Consider the SIT5156 family variants for different frequency points or stability grades. Cross-reference with other MEMS oscillators only if specific interface or package constraints differ, noting potential differences in dynamic compensation capabilities.