Original Part
62.5 MHz XO (Standard) LVCMOS, LVTTL Oscillator 3.3V Enable/Disable 4-SMD, No Lead
Alternative Part
62.5 MHz XO (Standard) LVCMOS, LVTTL Oscillator 3.3V Enable/Disable 4-SMD, No Lead
62.5 MHz XO (Standard) LVCMOS, LVTTL Oscillator 3.3V Enable/Disable 4-SMD, No Lead
1. Substitution Conclusion for SIT8208AI-G1-33E-62.500000T
Based on the provided parameter comparison, the SIT8208AI-G1-33E-62.500000T can serve as a full drop-in replacement for the original part. Both devices are identical in all key specifications, including core functionality, package footprint (4-SMD), supply voltage (3.3V), output type (LVCMOS/LVTTL), enable function, and operating/disable currents.
The primary technical variance lies in the frequency stability. The substitute offers ±20ppm, which is superior to the original part's ±25ppm. Operating over the -40°C to +85°C industrial temperature range (as typically indicated by the "T" suffix in SiTime's nomenclature), the substitute provides higher output frequency accuracy and stability, delivering a more precise clock signal to the system. This performance enhancement does not negatively impact compatibility, allowing for a direct replacement.
2. Substitution Conclusion for SIT8208AI-G1-33E-62.500000X
Similarly, the SIT8208AI-G1-33E-62.500000X is also a viable direct replacement. It matches the original part in all fundamental parameters such as package, electrical characteristics (voltage, current, output), and core functionality.
The key difference, again, is the improved frequency stability (±20ppm vs. ±25ppm). According to SiTime's naming convention, the "X" suffix typically denotes an extended operating temperature range (e.g., -55°C to +125°C), although this specific range was not explicitly confirmed in the provided datasheet. Regardless, within the common industrial temperature range, the superior ±20ppm stability ensures the substitute maintains a smaller frequency deviation than the original part under variations in temperature, supply voltage, and aging. This results in enhanced system timing performance while enabling a seamless substitution.
Analysis ID: 3D12-A691000
Based on part parameters and for reference only. Not to be used for procurement or production.
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