Original Part
33 MHz XO (Standard) LVCMOS, LVTTL Oscillator 2.5V Enable/Disable 4-SMD, No Lead
Alternative Part
33 MHz XO (Standard) LVCMOS, LVTTL Oscillator 2.8V Enable/Disable 4-SMD, No Lead
33 MHz XO (Standard) LVCMOS, LVTTL Oscillator 2.8V Enable/Disable 4-SMD, No Lead
1. SIT8208AI-G2-28E-33.000000T Substitution Conclusion
This part can serve as a direct drop-in replacement for the original device. The only deviation is the supply voltage, which changes from 2.5 V to 2.8 V. All other key parameters—frequency, stability, package dimensions, and functionality—remain identical. If the original system operates from a precise 2.5 V rail, verify whether the power rail tolerance can accommodate 2.8 V. If the system power design already has sufficient margin (e.g., a 3.3 V rail down‑regulated to 2.5 V), compatibility is generally expected. However, the output voltage levels should still be validated to ensure proper matching with the load IC’s input voltage requirements.
2. SIT8208AI-G2-28E-33.000000X Substitution Conclusion
This part is also a viable substitute. Similar to the above, the sole difference from the original part is the supply voltage shift from 2.5 V to 2.8 V. The voltage change requires an assessment of the target system’s power supply compatibility. Given that both devices belong to the same MEMS oscillator series, their electrical characteristics—such as start‑up time and signal integrity—are essentially equivalent. Provided the system can supply 2.8 V and the load can accept the corresponding signal levels, the part can be directly swapped without any layout modifications.
Analysis ID: 05F6-CB81000
Based on part parameters and for reference only. Not to be used for procurement or production.
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