Original Part
Transceiver, Non-Inverting 2 Element 8 Bit per Element 3-State Output 48-TSSOP
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. 74FCT16245CTPVG8 Substitution Conclusion
From an electrical performance and logic functionality standpoint, the 74FCT16245CTPVG8 can serve as a substitute for the original part. The core parameters (logic type, bit width, supply voltage, output current of 32mA/64mA) are identical, making it a functionally equivalent replacement. The discrepancy lies in the package: the original part uses a 48-TFSOP (6.10mm wide), while the substitute is a 48-BSSOP (7.50mm wide). The physical dimensions and pin pitch differ, preventing a direct drop-in replacement on the existing PCB. Adopting this substitute would necessitate a PCB layout redesign to accommodate the wider package.
2. 74FCT162245CTPAG Substitution Conclusion
Regarding package and basic functionality, the 74FCT162245CTPAG is a potential alternative. Its package (48-TFSOP, 6.10mm wide) is fully compatible with the original, allowing for a physical drop-in replacement. The difference lies in the output drive capability: the original part specifies an output current of 32mA (source) / 64mA (sink), whereas the substitute offers a symmetric 24mA/24mA. The substitute's drive capability, particularly its low-level sink current, is significantly reduced (from 64mA to 24mA). This will impact its ability to drive heavy loads or long transmission lines. In bus applications requiring high drive current, this may introduce signal integrity issues (e.g., slower rise/fall times, reduced noise margin). A careful assessment based on the actual load conditions is required.
Analysis ID: A8FC-0AA3000
Based on part parameters and for reference only. Not to be used for procurement or production.
SkyChip © 2026, Email: sales@skychip.com