Original Part
Transceiver, Non-Inverting 2 Element 8 Bit per Element 3-State Output 48-SSOP
Alternative Part
Transceiver, Non-Inverting 2 Element 8 Bit per Element 3-State Output 48-TSSOP
Transceiver, Non-Inverting 2 Element 8 Bit per Element 3-State Output 48-TSSOP
1. 74FCT162245CTPAG Substitution Conclusion
Not a direct replacement. While the logic function, supply voltage, and package type are largely compatible, a critical difference lies in the output drive capability: this device’s output current (24mA/24mA) is significantly lower than the original part (32mA/64mA). Its ability to drive high‑capacitance loads or long signal lines is weaker, which may lead to signal integrity degradation or timing skew in applications requiring higher fan‑out or noise immunity. It is only suitable for low‑power scenarios with light loads.
2. 74FCT16245CTPAG8 Substitution Conclusion
Direct replacement. This device is fully consistent with the original part in core logic function, supply voltage range (4.5V–5.5V), and output drive capability (32mA/64mA). The only minor variation is in package width (6.10mm vs. 7.50mm), but pinout and electrical characteristics remain compatible. It can be seamlessly substituted in the vast majority of applications while maintaining identical signal drive performance and system stability, with no need to adjust peripheral design.
Analysis ID: B592-3ED1000
Based on part parameters and for reference only. Not to be used for procurement or production.
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