Texas Instruments

CD74HC21M

CD74HC21M Description

The CD74HC21M is a high-performance AND gate logic IC chip, part of the 74HC series, designed and manufactured by Texas Instruments. This device features two independent 4-input AND gates, making it ideal for a variety of digital logic applications. The CD74HC21M operates within a supply voltage range of 2V to 6V, ensuring compatibility with a wide range of power supply configurations. It is designed for surface mount applications, providing a compact and reliable solution for modern electronic designs.

CD74HC21M Features

• Logic Type: AND Gate
• Number of Circuits: 2
• Number of Inputs per Circuit: 4
• Supply Voltage Range: 2V to 6V
• Input Logic Levels:
  • Low: 0.5V to 1.8V
  • High: 1.5V to 4.2V
• Output Current:
  • High: 5.2mA
  • Low: 5.2mA
• Max Propagation Delay: 19ns @ 6V, 50pF
• Quiescent Current: Max 2 µA
• Package Type: Tube
• Mounting Type: Surface Mount
• Moisture Sensitivity Level (MSL): 1 (Unlimited)
• Compliance:
  • REACH Status: REACH Unaffected
  • RoHS Status: ROHS3 Compliant

CD74HC21M Applications

The CD74HC21M is well-suited for a variety of applications where compact, high-performance digital logic is required. Its dual 4-input AND gates make it ideal for use in:

• Digital Signal Processing: Combining multiple digital signals to produce a single output.
• Control Systems: Implementing logic functions in microcontroller-based systems.
• Communication Circuits: Managing data transmission and reception protocols.
• Consumer Electronics: Enhancing the functionality of digital devices with minimal space requirements.

Conclusion of CD74HC21M

The CD74HC21M from Texas Instruments stands out as a versatile and reliable solution for digital logic applications. Its low propagation delay and wide supply voltage range ensure high performance across various operating conditions. The device's compliance with industry standards such as REACH and RoHS3 further solidifies its position as a preferred choice for modern electronic designs. Whether used in complex control systems or consumer electronics, the CD74HC21M provides a robust and efficient solution for digital logic implementation.