SIT8208AC-8F-18S-32.768000X

Oscillators Overview

The SIT8208AC-8F-18S-32.768000X is a MEMS-based ultra-performance clock oscillator manufactured by SiTime, operating at a nominal frequency of 32.768 MHz with LVCMOS and LVTTL output formats. It functions on a 1.8V supply voltage and features an integrated standby mode for power-down capability. The device utilizes a 4-SMD surface-mount package measuring 2.7mm x 2.4mm with a maximum height of 0.80mm. It provides ±20 ppm frequency stability across an industrial temperature range of -40°C to +85°C, ensuring high reliability with low phase jitter characteristics suitable for precision timing applications.

Oscillators Feature Summary

• Ultra-low phase jitter performance with typical integrated RMS values of 500 femtoseconds (12 kHz to 20 MHz).
• 100% pin-to-pin drop-in replacement compatibility with legacy quartz, SAW, and overtone oscillators.
• Configurable standby function allowing power-down operation to minimize current consumption during idle states.
• High silicon reliability rated at 2 FIT or 500 million hour MTBF, exceeding traditional crystal standards.

Oscillators Applications

• Computing systems requiring precise clock synchronization.
• Storage devices needing stable data transfer rates.
• Networking equipment utilizing standard communication protocols.
• Industrial control systems operating in extended temperature environments.

Oscillators Procurement Notes

Verify the specific suffix 'X' indicates tape and reel packaging configuration as per manufacturer documentation. Confirm that the AC designation aligns with the required commercial/industrial temperature specifications for your target application environment. Ensure the 1.8V supply voltage matches your system's power rail capabilities before integration. Cross-reference the 4-SMD footprint dimensions against your PCB layout constraints to guarantee proper assembly.

Oscillators Selection Notes

Select this component when replacing existing quartz oscillators to improve reliability and reduce lead times without modifying the PCB design. Choose the SIT8208 series for applications demanding superior phase noise performance compared to standard MEMS alternatives. Consider the integrated standby feature if power management is critical for battery-operated or energy-efficient designs. Verify that the 32.768 MHz frequency meets the specific timing requirements of your digital logic or communication interface.

Oscillators Part Context

This model belongs to the SiT8208 family of field-programmable MEMS oscillators designed to replace traditional resonators. The series offers customizable frequencies between 1 and 80 MHz with high accuracy. The AC variant typically denotes specific environmental and electrical tolerances defined by SiTime. This part represents a shift towards solid-state timing solutions that offer better shock resistance and lower EMI emissions than mechanical crystals.

Oscillators Replacement Considerations

• SIT8208AC-8F-18S-32.768000T