The TC74HC11AF is a high-speed CMOS triple 3-input AND gate fabricated with silicon gate C2MOS technology. It achieves high-speed operation similar to equivalent Schottky TTL while maintaining the low power consumption of CMOS. This device is suitable for use in various applications requiring the logical AND function.

Applications

• General logic applications
• Computers
• Industrial equipment
• Consumer electronics
• Automotive electronics

Features

• High-speed: tpd = 7 ns (typ.) at VCC = 5 V
• Low power dissipation: ICC = 1 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 = 4 mA (min)
• Balanced propagation delays: tPLH ≈ tPHL
• Wide operating voltage range: VCC = 2 V to 6 V

Benefits

• Fast switching speeds are beneficial for high-speed digital circuits.
• Low power consumption extends battery life in portable devices.
• High noise immunity enhances the reliability of the system by reducing false triggering.
• High output drive capability simplifies circuit design by allowing the device to drive a significant number of loads.
• Symmetrical output impedance provides consistent signal integrity across the outputs.
• Balanced propagation delays minimize timing skew, leading to improved system performance.
• Wide operating voltage range enables the device to be used in diverse power supply environments.

Additional Details

The TC74HC11AF is supplied in a SOP14 (Small Outline Package). The operating temperature range is -40°C to 85°C. It is pin-compatible with standard TTL logic devices, facilitating easy upgrades and replacements. The device implements the Boolean function Y = A ⋅ B ⋅ C for each of the three independent gates. Input pins are equipped with protection circuits against static discharge, protecting the device during handling and assembly.