Product Overview: CD4021BM CMOS 8-Stage Static Shift Register

The CD4021BM is a high-performance CMOS 8-stage static shift register manufactured by Texas Instruments. This integrated circuit is designed to offer a versatile and reliable solution for digital data storage and transfer applications. It operates as a serial-to-parallel converter, capturing serial data and presenting it in a parallel format.

Featuring a wide operating voltage range from 3V to 18V, the CD4021BM is suitable for various applications, including battery-powered devices, portable instruments, and logic interface circuits. Its low power consumption makes it an excellent choice for energy-efficient designs.

Key Features:

• Voltage Range: Operates between 3V and 18V, providing flexibility for use in multiple system voltages.
• Static Operation: Maintains the state of the data bits without the need for a constant clock, reducing power consumption.
• 8-Bit Parallel Out: The device offers an 8-bit parallel output, making it easy to interface with microcontrollers or other digital systems.
• Serial Input: Data is inputted serially, allowing for a reduction in the number of interconnecting wires in circuit designs.
• Medium Speed Operation: Capable of handling typical clock frequencies, making it suitable for a wide range of applications.
• Direct Drive to 2 TTL Loads: The CD4021BM can drive up to two TTL loads directly, simplifying the design and reducing component count.

Applications:

• Serial-to-parallel data conversion
• Remote control holding registers
• Data acquisition systems
• Instrumentation and control systems
• Interface circuits for microprocessors

In summary, the CD4021BM from Texas Instruments is a robust and versatile component that is essential for designers who require a reliable shift register for their digital systems. Its compatibility with a wide range of voltages and its ability to directly drive TTL loads make it a convenient and efficient choice for a multitude of electronic applications.