CD4042BDWR

Series:	4000B
Packaging:	Tape & Reel (TR)
Part Status:	Obsolete
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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CD4042BDWR is an integrated circuit device which is given the title of a Quad-Latch. This integrated circuit will contain four separate latches that work inside the device. It is a commonly used device in digital electronic projects because it can be used for many different applications; such as memory storage for the processor in the project.The CD4042BDWR is manufactured by Texas Instruments. It is an 8-pin device, which includes the connections for power, signal inputs and output. It is an advanced logic device, which has three different channels in it including Input A, Input B and Output C. The outputs C of these channels are connected to the input of the next stage, thus forming a complete shift register with four stages. Each stage consists of an input gate, a frequency gate and an output gate. When the data enters the Input A terminal, a frequency signal is generated. This signal is then applied to the Input B terminal of the first stage, and the next stage is activated upon the occurrence of the signal. This process repeats till the end of the fourth stage, where the data is then available as a latched output.The main purpose of using the CD4042BDWR is to latch the data that has been input by either one of the two terminals which are A and B. This means that the data is held in the device even if the input signals stop and need not to be cleared by using reset pulses. This makes it a useful device for storing data in digital electronics.The CD4042BDWR can be used for many different applications, such as memory storage for the processor of the project. Some other applications include controlling signals in a variety of systems, such as audio and video switching, data communications and medical instrumentation. It can also be used as a shift register or a storage register in larger computerized systems. This device can also be used in timing circuits, logic control functions and multiplexing of data.The CD4042BDWR works in both CMOS and TTL logic systems. This means that it can be used with both low-power and high-power systems. The switching speed of the CD4042BDWR is 4 ns (nanoseconds) which is very fast. It also has low propagation delay time and low power consumption. The operating temperature range for the CD4042BDWR is -40 to +85 degrees Celsius, so it can be used in extreme environmental conditions.

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