Original Part
50 MHz XO (Standard) CMOS Oscillator 1.8V ~ 3.3V Enable/Disable 6-SMD, No Lead
Alternative Part
50 MHz XO (Standard) CMOS Oscillator 1.8V ~ 3.3V Enable/Disable 6-SMD, No Lead
50 MHz XO (Standard) CMOS Oscillator 1.8V ~ 3.3V Enable/Disable 6-SMD, No Lead
1. 540CAC50M0000BCGR Substitution Conclusion
From the perspectives of core electrical performance, package, and functionality, the 540CAC50M0000BCGR is a direct and viable substitute for the original part. The key operational difference lies in the current ratings: the substitute's maximum operating current (108mA) and disable current (100mA) are notably lower than those of the original part (127mA and 112mA, respectively). This results in superior power consumption performance for the substitute, contributing to reduced overall system power draw and easing the load on the power distribution network. The lower current requirement is downward compatible with the original design's power supply, posing no risk. All other critical parameters—including frequency, voltage range, stability, output type, package footprint, and enable function—are fully aligned. Therefore, the substitution is highly feasible and offers the added benefit of improved power efficiency.
2. 540CAC50M0000BCG Substitution Conclusion
The 540CAC50M0000BCG is also a viable electrical substitute for the original part. Its technical deviations from the original part are identical to those of the BCGR variant described above—namely, lower maximum operating and disable currents, leading to reduced system power consumption and more relaxed power supply design requirements. The sole distinction between the "BCG" and "BCGR" suffixes typically relates to packaging format (e.g., tape-and-reel vs. tray), which does not affect the device's electrical characteristics or solderable package. Consequently, the two can be considered electrically equivalent. When implementing this substitution, it is only necessary to verify compatibility with procurement and assembly line packaging handling.
Analysis ID: 3DDE-88F9000
Based on part parameters and for reference only. Not to be used for procurement or production.
SkyChip © 2026, Email: sales@skychip.com