Texas Instruments

CD4021BF3A  

Shift Registers

CD4021BF3A Description

The CD4021BF3A is a CMOS 8-stage static shift register designed for high-performance and reliable data handling in various electronic applications. Manufactured by Texas Instruments, this logic IC chip belongs to the 4000B series and is known for its robustness and versatility. The device features an 8-bit per element capacity, making it ideal for serial to parallel and serial data conversion tasks. It operates within a wide voltage range of 3V to 18V, ensuring compatibility with a broad range of power supply configurations.

CD4021BF3A Features

• 8-Bit Capacity: Each element in the CD4021BF3A can store 8 bits of data, providing ample space for efficient data handling.
• Shift Register Logic Type: This logic type allows for seamless data shifting, making it suitable for applications requiring data buffering and sequential data processing.
• Wide Voltage Range: The CD4021BF3A operates within a 3V to 18V supply voltage range, offering flexibility in power supply requirements.
• Through Hole Mounting: The through-hole mounting type ensures secure and reliable installation on printed circuit boards (PCBs).
• ROHS3 Compliant: The device adheres to stringent environmental standards, making it suitable for environmentally conscious applications.
• Moisture Sensitivity Level (MSL) Not Applicable: This feature ensures that the device is not sensitive to moisture, enhancing its durability and reliability in various environmental conditions.
• Series Consistency: As part of the 4000B series, the CD4021BF3A maintains compatibility with other devices in the series, facilitating seamless integration into existing systems.

CD4021BF3A Applications

The CD4021BF3A is ideal for a variety of applications where data conversion and buffering are critical. Some specific use cases include:

• Data Processing Systems: The shift register functionality makes it perfect for applications requiring serial to parallel conversion, such as in data acquisition systems and digital signal processing.
• Display Drivers: The device can be used to drive LED or LCD displays, where data needs to be sequentially processed and displayed.
• Communication Interfaces: In serial communication systems, the CD4021BF3A can handle data buffering and shifting, ensuring reliable data transmission.
• Automotive Electronics: The wide voltage range and robust design make it suitable for automotive applications where power supply fluctuations are common.
• Industrial Control Systems: The device can be used in industrial automation for data handling and control signal processing.

Conclusion of CD4021BF3A

The CD4021BF3A by Texas Instruments is a versatile and reliable CMOS 8-stage static shift register that offers significant advantages over similar models. Its wide voltage range, through-hole mounting, and ROHS3 compliance make it a preferred choice for a variety of applications. Whether used in data processing systems, display drivers, or industrial control systems, the CD4021BF3A ensures efficient and reliable data handling. Its robust design and compatibility with other 4000B series devices further enhance its appeal, making it a valuable component in modern electronic systems.

CD4021BF3A Documents

Download datasheets and manufacturer documentation for CD4021BF3A

Datasheets :

CD4014B, CD4021B