Texas Instruments

CD74HCT688M  

Linear Comparators

CD74HCT688M Description

The CD74HCT688M is a high-performance, 8-bit identity comparator designed by Texas Instruments. It is part of the 74HCT series and offers a range of features that make it an ideal choice for various applications. The device is available in a surface-mount tube package and is compliant with RoHS3 regulations. With a supply voltage range of 4.5V to 5.5V, the CD74HCT688M is well-suited for low-power applications.

CD74HCT688M Features

• Max Propagation Delay: The CD74HCT688M boasts a fast propagation delay of 34ns at 4.5V and 50pF, making it suitable for high-speed applications.
• Low Quiescent Current: The device consumes a low quiescent current of 8µA, contributing to its energy efficiency.
• Active Low Output: The comparator provides an active low output, which is beneficial for certain system designs.
• Output Function: The output function is A=B, meaning the output is high when the A and B inputs are equal.
• Number of Bits: The CD74HCT688M is an 8-bit comparator, capable of comparing 8-bit data inputs.
• Moisture Sensitivity Level: With an MSL of 1 (Unlimited), the device can be stored without restrictions regarding moisture sensitivity.

CD74HCT688M Applications

The CD74HCT688M is ideal for applications that require fast, accurate comparisons of digital data. Some specific use cases include:

• Data Validation: In systems where data integrity is critical, the CD74HCT688M can be used to compare received data with expected values.
• Signal Processing: In signal processing applications, the comparator can be used to detect specific signal patterns or thresholds.
• Communication Systems: The fast propagation delay makes the CD74HCT688M suitable for communication systems where data needs to be processed quickly.

Conclusion of CD74HCT688M

The CD74HCT688M from Texas Instruments is a powerful 8-bit identity comparator with a fast propagation delay and low quiescent current. Its active low output, combined with its 8-bit capacity, makes it a versatile component for a variety of applications. Its low power consumption and compliance with RoHS3 regulations also make it an environmentally friendly choice. Whether used in data validation, signal processing, or communication systems, the CD74HCT688M delivers reliable performance and high-speed operation.

CD74HCT688M Documents

Download datasheets and manufacturer documentation for CD74HCT688M

PCN Part Status Change :

Mult Dev Status Chg 25/Apr/2023      

Datasheets :

CD54,74HC(T)688      

HTML Datasheet :

CD54,74HC(T)688      

PCN Design/Specification :

CDx4HC(T) 19/Oct/2022