STMicroelectronics

HCF4021M013TR

HCF4021M013TR Description

The HCF4021M013TR is an 8-bit shift register manufactured by STMicroelectronics, designed for applications requiring parallel or serial to serial data conversion. This component is part of the 4000 series and is now classified as obsolete, indicating that it may be challenging to source new units but is still available in the aftermarket. With a supply voltage range of 3V to 20V, it offers flexibility in power supply requirements, making it suitable for a variety of electronic systems.

HCF4021M013TR Features

• 8-Bit Capacity: The HCF4021M013TR provides 8 bits per element, allowing for the storage and manipulation of data in an 8-bit format.
• Shift Register Logic: As a shift register, it can handle serial data input and output, making it ideal for data buffering and processing in digital systems.
• Parallel or Serial to Serial Function: This function enables the conversion of data from parallel to serial format, which is crucial in many digital communication and data processing applications.
• Voltage - Supply: Operates over a wide voltage range from 3V to 20V, enhancing its compatibility with different power sources.
• Surface Mount Technology: Designed for surface mount applications, which allows for compact and efficient integration into printed circuit boards (PCBs).
• Package: Comes in a Tape & Reel (TR) packaging, which is suitable for automated assembly processes.
• REACH Unaffected: Complies with the Registration, Evaluation, Authorization, and Restriction of Chemicals (REACH) regulations, ensuring environmental safety.
• RoHS3 Compliant: Adheres to the Restriction of Hazardous Substances (RoHS) directive, making it suitable for use in products that must meet environmental standards.
• Moisture Sensitivity Level (MSL) 1: Indicates that the device can be stored and handled without special precautions regarding moisture, which is beneficial for logistics and storage.

HCF4021M013TR Applications

The HCF4021M013TR is particularly well-suited for applications where data needs to be serialized or deserialized, such as:

• Data Communication Systems: In systems requiring the conversion of parallel data to serial for transmission over long distances.
• Digital Signal Processing: For buffering and processing digital signals in audio or video applications.
• Automotive Electronics: In various control units where data integrity and conversion are crucial.
• Industrial Control Systems: For managing and processing sensor data in industrial automation and control systems.

Conclusion of HCF4021M013TR

While the HCF4021M013TR has reached an obsolete status, its robust features and wide voltage range make it a reliable choice for legacy systems or applications where an 8-bit shift register is required. Its compliance with environmental regulations and surface mount technology ensure that it can be integrated into modern electronic designs with ease. Despite its obsolescence, the HCF4021M013TR remains a valuable component for specific use cases in the electronics industry, particularly where its unique combination of features is needed.