Original Part
62.5 MHz XO (Standard) LVCMOS, LVTTL Oscillator 2.8V Enable/Disable 4-SMD, No Lead
Alternative Part
62.5 MHz XO (Standard) LVCMOS, LVTTL Oscillator 2.8V Enable/Disable 4-SMD, No Lead
62.5 MHz XO (Standard) LVCMOS, LVTTL Oscillator 2.5V Enable/Disable 4-SMD, No Lead
1. SIT8208AI-G1-28E-62.500000Y Substitution Conclusion
This model is generally suitable for replacing the original SIT8208AI-G2-28E-62.500000X, as it shares the same supply voltage (2.8V), output type (LVCMOS/LVTTL), package footprint, and functionality (Enable/Disable). The key difference is an improvement in frequency stability from ±25ppm to ±20ppm, providing higher timing accuracy. This may offer better performance in applications requiring tight clock synchronization or low jitter, without introducing compatibility issues. Direct substitution is therefore acceptable, though cost and supply chain factors should be considered.
2. SIT8208AI-G2-25E-62.500000T Substitution Conclusion
This model is likely not a viable substitute for the original part, primarily due to a reduced supply voltage from 2.8V to 2.5V. While other parameters—such as frequency stability (±25ppm), package, and functionality—remain identical, the lower voltage may cause output logic level mismatch (LVCMOS/LVTTL thresholds are lower at 2.5V). This could lead to signal integrity or interface compatibility issues in a system originally designed for 2.8V operation. Substitution should only be considered if the system supports 2.5V operation or includes level translation; otherwise, it is not recommended.
Analysis ID: EE25-C220000
Based on part parameters and for reference only. Not to be used for procurement or production.
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