The TC74VHC9125P is a Quadruple Bus Buffer Gate manufactured by Toshiba Semiconductor and Storage. It belongs to the VHC (Very High-Speed CMOS) family, designed for high-speed operation while maintaining CMOS low power dissipation. This buffer gate is ideal for applications requiring signal buffering, isolation, or increased drive capability on data buses.

Applications:

• Data bus buffering in microprocessor systems.
• Memory interfacing.
• Logic level translation.
• General-purpose logic circuits.

Features:

• High-speed operation: tpd = 3.8 ns (typ.) at VCC = 5 V.
• Low power dissipation: ICC = 4 μA (max.) at VCC = 5 V.
• Wide operating voltage range: VCC = 2 V to 5.5 V.
• CMOS input levels.
• TTL output drive capability: can drive 15 LSTTL loads.
• Quadruple buffer configuration.
• DIP (Dual In-Line Package) for easy through-hole mounting.

Benefits:

• Improved system performance due to high-speed operation.
• Reduced power consumption, leading to longer battery life in portable devices.
• Versatile application due to wide operating voltage range.
• Direct compatibility with both CMOS and TTL logic levels.
• Easy integration into existing circuits with standard DIP package.

Technical Specifications:

The TC74VHC9125P operates within a supply voltage range of 2V to 5.5V. Its propagation delay time is typically 3.8ns at 5V. The input and output are CMOS compatible, offering excellent noise immunity. The output drive capability is substantial, capable of driving up to 15 LSTTL loads. The device is packaged in a standard DIP package, making it suitable for through-hole PCB assembly. The operating temperature range is typically -40°C to +85°C.

The VHC series, to which the TC74VHC9125P belongs, is designed for applications where speed and low power are critical. It offers a significant performance upgrade compared to standard CMOS logic while maintaining similar power consumption levels.