Original Part
Alternative Part
1. AD8009JRTZ-R2 Substitution Conclusion
From the perspective of core electrical performance and package compatibility, the AD8009JRTZ-R2 can serve as a replacement for the original part EL5163IWZ-T7A. However, it is a higher-performance, higher-power-consumption upgrade rather than a drop-in, lossless substitution. The key differences are as follows: The AD8009 offers significantly higher bandwidth (845 MHz vs. 500 MHz) and slew rate (5500 V/µs vs. 4000 V/µs), along with stronger output drive capability (175 mA vs. 100 mA), making it superior for ultra-high-speed signal processing and driving heavy loads. Conversely, its quiescent current (16 mA vs. 1.5 mA) is nearly an order of magnitude higher, and its input bias current (50 µA vs. 2 µA) is substantially larger. This will significantly increase overall system power dissipation and may introduce greater error in applications where the preceding stage is a high-impedance signal source. Therefore, a redesign must re-evaluate the power supply plan and the error budget of the signal chain.
2. AD8009JRTZ-REEL Substitution Conclusion
The AD8009JRTZ-REEL and the AD8009JRTZ-R2 are identical in all electrical parameters, package, and manufacturer. The difference lies solely in the reel packaging specification or order code suffix, indicating they are different packaging forms of the same die. Consequently, the feasibility conclusion for substituting the original EL5163IWZ-T7A is exactly the same as stated above for the AD8009JRTZ-R2: it can be used as a higher-performance, higher-power-consumption upgrade. The same critical considerations apply—namely, the significant increase in power consumption (16 mA vs. 1.5 mA) and the change in input bias current characteristics (50 µA vs. 2 µA)—and their impact on the existing circuit system. A trade-off must be made between the gains in high-speed performance and the costs in power dissipation and precision.
Analysis ID: 5189-F7B8000
Based on part parameters and for reference only. Not to be used for procurement or production.
SkyChip © 2026, Email: sales@skychip.com