The TC74VHCT32AFK-EK is a Quad 2-Input OR Gate manufactured by Toshiba Semiconductor and Storage. It belongs to the VHCT (Very High-Speed CMOS with TTL-compatible inputs) family, offering high-speed performance and TTL input compatibility. This OR gate is commonly used for implementing logical OR functions in digital circuits.

Applications:

• Logic function implementation.
• Address decoding.
• Control logic.
• Data selection.

Features:

• High-speed operation: tpd = 4.7 ns (typ.) at VCC = 5 V.
• Low power dissipation: ICC = 2 μA (max.) at VCC = 5 V.
• Wide operating voltage range: VCC = 4.5 V to 5.5 V.
• TTL input voltage levels.
• Quad 2-input OR gate configuration.
• SOP (Small Outline Package) for surface mounting.

Benefits:

• Fast switching speeds allow for use in high-speed digital systems.
• Low power consumption helps reduce overall system power.
• TTL input compatibility simplifies interfacing with TTL devices.
• Convenient quad package reduces component count.
• Surface mount package allows for compact board designs.

Technical Specifications:

The TC74VHCT32AFK-EK operates within a supply voltage range of 4.5V to 5.5V. It has a typical propagation delay of 4.7ns at 5V. The inputs are TTL compatible, simplifying interfacing with TTL logic. The device is packaged in a SOP package suitable for surface mount assembly. The operating temperature range is typically -40°C to +85°C. The output drive capability allows it to drive multiple TTL loads.

The VHCT series is ideal for applications requiring a combination of high-speed performance and TTL compatibility. The TC74VHCT32AFK-EK provides a reliable OR gate function in a compact surface mount package.