CD4021BEG4

Series:	4000B
Packaging:	Tube
Part Status:	Active
Logic Type:	Shift Register
Output Type:	Push-Pull
Number of Elements:	1
Number of Bits per Element:	8
Function:	Parallel or Serial to Serial
Voltage - Supply:	3 V ~ 18 V
Operating Temperature:	-55°C ~ 125°C
Mounting Type:	Through Hole
Package / Case:	16-DIP (0.300", 7.62mm)
Supplier Device Package:	16-PDIP
Base Part Number:	4021

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The CD4021BEG4 is a 4-bit CMOS shift register and can be classified under the Logic - Shift Registers category. It enables serial input data to be shifted into parallel or cascaded output.This device is an excellent choice for multiplexing and scanning applications due to its flexibility and smaller size compared to other types of logic devices. It can be used in many applications such as the design of clocks, counters, memory circuits and data acquisition systems.The devices feature low power dissipation and low noise performance, providing low current consumption and superior performance in busy signal environments.The device consists of an asynchronous serial data input (DS), an clock input (CP) a parallel data output (Q3 -Q0), and a power-down/master reset input (MR).The DS input requires a low logic level to shift data into the device. The CP signal provides the clock pulse, which must be low prior to being remoded. The four parallel outputs Q3 -Q0 correspond to successive stages 3 - 0. The MR input is connected to a capacitor to reset the device and must be held low for at least 20ns.The basic operating principle of the CD4021BEG4 is simple. When the clock signal is high, the data is shifted into the leftmost (Q3) output and the other outputs are clocked along by one. When the clock signal is low, the data is held in the outputs and the device awaits the next clock signal.The applications of CD4021BEG4 are limited only by one’s imagination. It can be used in the design of clocks, counters, memory circuits and data acquisition systems. It can also be used as a multiplexer, to drive LED displays and to generate linear frequency ramps.In addition to its potential applications, the CD4021BEG4 is quite available and easy to use. The device requires minimal external components, such as a clock source, a power source and an output display. The low power requirements make it an excellent choice for small, low-power applications.It is particular useful in applications where space and cost are critical factors, such as in embedded systems. Furthermore, the flexibility of the device to accommodate different data rates makes it a popular choice for a variety of embedded applications.Overall, the CD4021BEG4 is an ideal logic device that offers great flexibility and convenience in a small package. It is well suited to many logic applications and can provide a long-lasting and reliable solution for those applications.

The CD4021BEG4 is a 4-bit CMOS shift register and can be classified under the Logic - Shift Registers category. It enables serial input data to be shifted into parallel or cascaded output.

This device is an excellent choice for multiplexing and scanning applications due to its flexibility and smaller size compared to other types of logic devices. It can be used in many applications such as the design of clocks, counters, memory circuits and data acquisition systems.

The devices feature low power dissipation and low noise performance, providing low current consumption and superior performance in busy signal environments.

The device consists of an asynchronous serial data input (DS), an clock input (CP) a parallel data output (Q3 -Q0), and a power-down/master reset input (MR).

The DS input requires a low logic level to shift data into the device. The CP signal provides the clock pulse, which must be low prior to being remoded. The four parallel outputs Q3 -Q0 correspond to successive stages 3 - 0. The MR input is connected to a capacitor to reset the device and must be held low for at least 20ns.

The basic operating principle of the CD4021BEG4 is simple. When the clock signal is high, the data is shifted into the leftmost (Q3) output and the other outputs are clocked along by one. When the clock signal is low, the data is held in the outputs and the device awaits the next clock signal.

The applications of CD4021BEG4 are limited only by one’s imagination. It can be used in the design of clocks, counters, memory circuits and data acquisition systems. It can also be used as a multiplexer, to drive LED displays and to generate linear frequency ramps.

In addition to its potential applications, the CD4021BEG4 is quite available and easy to use. The device requires minimal external components, such as a clock source, a power source and an output display. The low power requirements make it an excellent choice for small, low-power applications.

It is particular useful in applications where space and cost are critical factors, such as in embedded systems. Furthermore, the flexibility of the device to accommodate different data rates makes it a popular choice for a variety of embedded applications.

Overall, the CD4021BEG4 is an ideal logic device that offers great flexibility and convenience in a small package. It is well suited to many logic applications and can provide a long-lasting and reliable solution for those applications.

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