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-SSOP
Transceiver, Non-Inverting 2 Element 8 Bit per Element 3-State Output 48-TSSOP
1. 74FCT162H245ATPVC Substitution Conclusion
The 74FCT162H245ATPVC is functionally identical to the original 74FCT16245CTPVG in terms of logic function, supply voltage, and package (48-BSSOP), making it physically compatible for direct replacement. The key difference lies in its lower output current capability (24mA high/low vs. the original 32mA high / 64mA low). In applications with heavy loading or high‑speed switching, this device may not provide equivalent signal integrity and noise margin. The actual circuit current requirements must be evaluated. If the application does not demand high drive strength, substitution is acceptable; otherwise, performance degradation or timing issues may occur.
2. 74FCT162H245CTPACT Substitution Conclusion
The 74FCT162H245CTPACT matches the original 74FCT16245CTPVG in logic function and supply voltage, but presents two critical differences. First, its output current capability is lower (24mA high/low vs. the original 32mA high / 64mA low), which limits drive strength and may affect reliability under high load conditions. Second, the package differs (48‑TFSOP vs. the original 48‑BSSOP). The thinner package (6.10mm wide vs. 7.50mm wide) may cause PCB layout incompatibility, requiring redesign or adjustment of the thermal structure. As a result, substitution feasibility is low and should only be considered in applications where current derating is acceptable and PCB modifications can be implemented.
Analysis ID: 60E1-662D000
Based on part parameters and for reference only. Not to be used for procurement or production.
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