CD4043BDRG4

Series:	4000B
Packaging:	Tape & Reel (TR)
Part Status:	Active
Logic Type:	S-R Latch
Circuit:	1:1
Output Type:	Tri-State
Voltage - Supply:	3 V ~ 18 V
Independent Circuits:	4
Delay Time - Propagation:	50ns
Current - Output High, Low:	6.8mA, 6.8mA
Operating Temperature:	-55°C ~ 125°C
Mounting Type:	Surface Mount
Package / Case:	16-SOIC (0.154", 3.90mm Width)
Supplier Device Package:	16-SOIC
Base Part Number:	4043

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Introduction
The CD4043BDRG4 is a latch, which is a type of digital logic used in electronic circuits. It has 4-bit long address lines and is capable of producing static memory outputs. It is used to store and arrange data by storing signals on the address lines and then locking the outputs into a static state when the inputs are held at their correct level. It uses power as input and proceeds to generate storage capacity. The latch works in two states, active and standby. While in standby mode the output voltage level is 0 and the circuit’s output does not change. When the input is activated in active mode the output voltage level goes to logic 1.

Working Principle
The CD4043BDRG4 latch operates in two states; active state, when the current and voltage is applied to the inputs and output pin, or in standby state when the current and voltage input to the input pins is 0 but the output pin is still 1. The clock pin (CK) is used to enable hold and reset features. The enable/hold pin(E/H) when in enable mode enables the latch to recognize any input changes and when in hold mode freezes the output at the last known condition. The reset pin(RES) resets the output to logic 0 state. The latch also includes address lines which are used to store the input data, once the device is activated the input data is stored in the address lines and the data is locked in when the output line is held in the correct state.
Application Field
The application field for the CD4043BDRG4 latch is wide and varied. It can be implemented in a wide range of digital systems where static memory is required such as computers, consumer electronics, and network switches. The latch has been used in industrial systems as well to control motors and in robotics. The universal data storage system has also been used to operate mechanical or electronic systems as well. It can also be used in power circuits like flip-flops and sequential logic circuits. Its simple and small size makes it an ideal choice for consumer electronics, because of its low power consumption.

The CD4043BDRG4 can be used as a signal processor, data compression, signal recovery, data analysis, and storing digital information. It can also be used to perform logic operations, generate various waveforms, and store digital information. By combining the latch with other logic gates it can be used to create complex digital systems. The latch is also used in real-time systems to store data for specific intervals and prevent data loss. It can also be used in digital signal processing to increase the speed of operations or to reduce the consumption of power.

Conclusion
The CD4043BDRG4 latch is a versatile and modern device that is used in a variety of applications. It can be used to store static data, perform logic operations, generate waveforms, and control motors or electronic systems. Its small size and low power consumption make it an ideal choice for consumer electronics applications. The latch is also used in a wide range of industrial applications such as robotics, data compression, signal recovery, data analysis, and sequential logic circuits. It can also be used to create complex digital systems. The latch is reliable and easy to implement, making it a great choice for digital systems.

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