CD4042BDW

Series:	4000B
Packaging:	Tube
Part Status:	Active
Logic Type:	D-Type Transparent Latch
Circuit:	1:1
Output Type:	Differential
Voltage - Supply:	3 V ~ 18 V
Independent Circuits:	4
Delay Time - Propagation:	40ns
Current - Output High, Low:	6.8mA, 6.8mA
Operating Temperature:	-55°C ~ 125°C
Mounting Type:	Surface Mount
Package / Case:	16-SOIC (0.295", 7.50mm Width)
Supplier Device Package:	16-SOIC
Base Part Number:	4042

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CD4042BDW logic Latches are commonly used components in the field of electrical engineering. They are used to provide a fast, affordable and reliable method of controlling electronic circuits. In this article, we will discuss the application field and working principle of the CD4042BDW logic latches.CD4042BDW logic latches are most commonly used in applications where secure and reliable control of logic signals is required. These latches provide a fast electrical connection between a logic signal and its required circuit, allowing for signals to be securely transited without experiencing substantial voltage drops or other disturbances. This feature makes them particularly suitable for applications such as digital logic controller systems, bus arbitrators, and programmable logic controllers.The CD4042BDW logic latch consists of four inverters connected in a series configuration. Each inverter is equipped with two input terminals, one output terminal and one power terminal. The input terminals can receive either a logic “0” or a logic “1” signal, as designated by the state of the logic latch. When a logic “0” signal is received, the output terminal will transmit a logic “0” signal; similarly, when a logic “1” signal is received, the output terminal will transmit a logic “1” signal.When no input signal is present, the CD4042BDW latch maintains its current state and the output terminals remain unchanged. This feature is referred to as “latching” and is the condition in which the latch remains until an input signal is received. In order to ensure that the logic latch remains in its current state, the power terminal is connected to a continuous supply of power, allowing the latch to maintain its logic state when supplies are interrupted.In addition to its purpose as a logic latch, the CD4042BDW logic latches can also be used to create logic gates. By connecting two or more latches in the same series, it is possible to create a logic gate that controls the output of the latches based on the inputs received. This feature makes the CD4042BDW logic latch suitable for applications such as logic level shifters, selectors and multiplexers.Overall, the CD4042BDW logic latch is an extremely versatile component that can be used in a myriad of applications. Its ability to reliably latch and control the output of logic signals makes it the ideal choice for use in both digital and analog applications. Additionally, the ability to create logic gates from the CD4042BDW latch makes it highly-efficient and cost-effective, allowing for circuit designs to be constructed faster and with greater precision.

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