Texas Instruments

SN74ACT14DBR  

Gates and Inverters

SN74ACT14DBR Description

The SN74ACT14DBR is a high-performance, 6-channel inverter logic IC chip designed by Texas Instruments. This device is part of the 74ACT series, known for its robust performance and reliability. The SN74ACT14DBR features Schmitt trigger inputs, which provide excellent noise immunity and stable operation, making it ideal for a wide range of digital applications.

The SN74ACT14DBR operates within a supply voltage range of 4.5V to 5.5V, ensuring compatibility with standard 5V digital systems. It offers a maximum propagation delay of 11.5ns at 5V with a load capacitance of 50pF, making it suitable for high-speed digital circuits. The input logic levels are well-defined, with a low input level ranging from 0.5V to 1.4V and a high input level from 1.2V to 2.1V. This ensures reliable operation and compatibility with various digital systems.

The device is designed for surface mount applications, packaged in a 14-pin small outline package (SOIC), and is available in tape and reel format (Tape & Reel, TR). It features a maximum quiescent current of 2 µA, which minimizes power consumption during idle periods. The SN74ACT14DBR also supports a maximum output current of 24mA for both high and low states, ensuring robust drive capabilities for downstream circuits.

SN74ACT14DBR Features

• Logic Type: Inverter
• Series: 74ACT
• Number of Circuits: 6
• Number of Inputs per Circuit: 1
• Supply Voltage Range: 4.5V to 5.5V
• Max Propagation Delay: 11.5ns @ 5V, 50pF
• Input Logic Levels:
  • Low: 0.5V to 1.4V
  • High: 1.2V to 2.1V
• Output Current:
  • High: 24mA
  • Low: 24mA
• Quiescent Current (Max): 2 µA
• Features: Schmitt Trigger inputs
• Package: 14SSOP
• Mounting Type: Surface Mount
• Moisture Sensitivity Level (MSL): 1 (Unlimited)
• Compliance: ROHS3 Compliant, REACH Unaffected

SN74ACT14DBR Applications

The SN74ACT14DBR is well-suited for a variety of applications due to its high-speed performance and robust design. Some specific use cases include:

• Digital Signal Inversion: Ideal for inverting digital signals in communication systems, microcontroller interfaces, and digital signal processing applications.
• Noise Immunity: The Schmitt trigger inputs provide excellent noise immunity, making it suitable for applications in noisy environments.
• High-Speed Circuits: With a propagation delay of 11.5ns, the SN74ACT14DBR is perfect for high-speed digital circuits where signal integrity and speed are critical.
• Power-Efficient Designs: The low quiescent current of 2 µA makes it suitable for battery-operated devices and low-power applications.
• Surface Mount Applications: The 14SSOP package is ideal for compact designs and surface mount manufacturing processes.

Conclusion of SN74ACT14DBR

The SN74ACT14DBR from Texas Instruments is a versatile and high-performance inverter logic IC chip. Its combination of high-speed operation, robust Schmitt trigger inputs, and low power consumption make it an excellent choice for a wide range of digital applications. The device's compatibility with standard 5V systems and its surface mount packaging ensure ease of integration into modern electronic designs. Whether used in communication systems, microcontroller interfaces, or high-speed digital circuits, the SN74ACT14DBR offers reliable performance and significant advantages over similar models.

SN74ACT14DBR Documents

Download datasheets and manufacturer documentation for SN74ACT14DBR

Datasheets :

SN54ACT14, SN74ACT14      

HTML Datasheet :

SN54ACT14, SN74ACT14