HLF 74LS20 Dual 4-Input NAND Gate – DIP14 | Low-Power Schottky TTL Logic IC | 4.75V–5.25V, 0°C to +70°C | Through-Hole Package

The HLF 74LS20 is a Dual 4-Input NAND Gate IC using Low-Power Schottky TTL (LS) technology, offering high-speed switching, low power consumption, and excellent noise immunity. Each of the two gates has four inputs, suitable for complex digital logic, control circuits, and industrial applications. The IC operates at 4.75V–5.25V with a temperature range of 0°C to +70°C, providing reliable and stable logic performance. The DIP14 through-hole package is ideal for prototyping and PCB mounting.

Key Features:

• Logic Function: Dual 4-Input NAND Gate (2 Independent Gates)

• Technology: Low-Power Schottky TTL (LS Series)

• Operating Voltage: 4.75V – 5.25V

• Operating Temperature: 0°C to +70°C

• Package Type: DIP14 (Dual In-Line Package)

• Mounting Type: Through-Hole

• High-Speed TTL Switching: Fast propagation for digital circuits

• Low Power Consumption: Efficient LS series design

• Excellent Noise Immunity: Stable operation in industrial and embedded environments

• Standardized Pinout: Easy integration with TTL logic systems

Applications:

• Digital Logic and Control Circuits

• Embedded and Industrial Automation Systems

• Timing, Sequencing, and Signal Processing

• Microcontroller Interfaces and Bus Logic

• Educational and Prototype Electronics