The TC74VHC21FN is a high-speed CMOS dual 4-input AND gate fabricated with silicon gate CMOS technology. It achieves high-speed operation similar to equivalent Bipolar Schottky TTL while maintaining CMOS low power dissipation. This device is designed for use in a wide range of applications requiring AND gate functionality.

Applications:

• High-speed logic circuits
• Data processing
• Instrumentation
• Computer systems
• Control systems

Features:

• High-speed operation: tpd = 4.1 ns (typ.) at VCC = 5 V
• Low power dissipation: ICC = 2 μA (max.) at Ta = 25 °C
• High noise immunity: VNIH = VNIL = 28 % VCC (min.)
• Output drive capability: 10 LSTTL loads
• Symmetrical output impedance: |IOH| = IOL = 8 mA (min.)
• Balanced propagation delays: tPLH ≈ tPHL
• Wide operating voltage range: VCC = 2 V to 5.5 V
• Pin and function compatible with 74HC21

Benefits:

• Provides efficient AND gate logic functionality.
• Reduces power consumption, making it suitable for battery-powered devices.
• Ensures reliable operation in noisy environments due to its high noise immunity.
• Facilitates easy integration with other logic devices due to its output drive capability.
• Simplifies circuit design with its symmetrical output impedance.
• Offers flexibility in power supply selection with its wide operating voltage range.

Additional Details:

The TC74VHC21FN comes in a SOP14 package. Its operating temperature range is -40°C to +85°C. The input voltage is compatible with standard CMOS logic levels. It features ESD protection exceeding 2000V (HBM) and 200V (MM).