SIT3372AC-2B3-33NH153.600000

Oscillators Overview

The SIT3372AC-2B3-33NH153.600000 is a differential MEMS Voltage-Controlled Crystal Oscillator (VCXO) operating at a nominal frequency of 153.6 MHz. It features an LVDS output format and operates on a 3.3V supply voltage within a 2.7V to 3.3V range. The device utilizes SiTime’s DualMEMS temperature sensing and TurboCompensation technology for dynamic performance. It is housed in a 6-SMD, No Lead package with dimensions of 3.2 mm x 2.5 mm x 0.85 mm. The unit supports surface mount termination and functions within a temperature range of -20°C to +70°C.

Oscillators Feature Summary

• Integrates multiple on-chip regulators to filter power supply noise, eliminating the need for dedicated external LDOs.
• Provides resistance to airflow, thermal gradients, shock, and vibration through unique DualMEMS temperature sensing and TurboCompensation technology.
• Factory programmable for specific combinations of frequency, stability, voltage, output signaling, and pull range.

Oscillators Applications

• Telecommunications systems requiring low-jitter clock signals
• Networking equipment demanding precise frequency control
• Industrial applications operating in noisy environments

Oscillators Procurement Notes

Verify the exact part number against official SiTime documentation to ensure correct configuration parameters. Confirm that the LVDS output and 153.6 MHz frequency match system requirements. Check datasheet specifications for pull range and stability metrics relevant to the design. Ensure compatibility with the 3.3V supply voltage and -20°C to +70°C operating temperature range before integration.

Oscillators Selection Notes

Select this component when a differential VCXO with LVDS outputs is required for 153.6 MHz applications. Consider its MEMS-based robustness against environmental stressors compared to quartz alternatives. Evaluate the integrated power regulation benefits which simplify board layout by removing external LDOs. Verify that the factory-programmable nature aligns with production volume and customization needs.

Oscillators Part Context

This model belongs to the SiT3372 family of ultra-low jitter differential MEMS VCXOs from SiTime. The series covers frequencies from 1 MHz to 220 MHz and is designed for timing-critical applications. The AC suffix typically denotes specific stability or temperature characteristics within the product line. These devices replace traditional quartz oscillators in telecom and industrial sectors.

Oscillators Replacement Considerations

Direct substitutes include other SIT3372AC variants with matching 153.6 MHz frequency and LVDS output, such as SIT3372AC-2E2-33NH153.600000T. Cross-reference pinout and electrical specifications carefully. Alternative MEMS VCXOs from competitors may require significant circuit redesign due to different interface or power requirements.

Oscillators FAQ

Does the SIT3372AC-2B3-33NH153.600000 require an external LDO?

No, the device integrates multiple on-chip regulators to filter power supply noise, eliminating the need for a dedicated external Low Dropout (LDO) regulator.

What technology ensures the device's resistance to shock and vibration?

The device utilizes SiTime’s unique DualMEMS temperature sensing and TurboCompensation technology to deliver exceptional dynamic performance against airflow, thermal gradients, shock, and vibration.