CD74HCT238E

Series:	74HCT
Packaging:	Tube
Part Status:	Active
Type:	Decoder/Demultiplexer
Circuit:	1 x 3:8
Independent Circuits:	1
Current - Output High, Low:	4mA, 4mA
Voltage Supply Source:	Single Supply
Voltage - Supply:	4.5 V ~ 5.5 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:	74HCT238

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.<h3>CD74HCT238E Application Field and Working Principle </h3><p>The CD74HCT238E is a 3 to 8 decoder/demultiplexer. It converts a three-bit binary input signal into one of eight outputs. This device is useful for implementing a variety of logic functions such as data decoding and address decoding. The CD74HCT238E is part of the 74HCT family of digital integrated circuits (ICs) and uses advanced CMOS technology.</p><p>The CD74HCT238E is a 3-state logic device in which one input line is selected and routed to an active low output line. The other 7 output lines remain in the high-impedance state. It is designed for data transmission applications in which the output device receives data upon selection by the decoder.</p><h4>Application Field </h4><p>The CD74HCT238E is suitable for a variety of applications from memory decoding to address decoding. It is commonly used in CPU-enabled systems such as those found in industrial automated systems. It is also used for a variety of other applications such as multiplexers, encoders, and decoders, which require multiple functions to be combined into a single chip.</p> <p>The CD74HCT238E is also suitable for applications such as data transmission, video switching, and address decoding. It has the ability to convert a three-bit binary input signal into one of eight active low outputs. This makes it an ideal choice for projects in which a number of discrete signals need to be combined.</p><h4>Working Principle </h4><p>The CD74HCT238E is a three-state logic device. It has three input pins and eight output pins. The input pins are denoted as OE, A, and B. The output pins are denoted as Y 0 - Y 7. The input signals are connected to the OE, A, and B pins. When the OE pin is low, all of the output pins are in a high-impedance state.</p><p>When the OE pin is high, the A and B inputs are used to decode a three-bit binary input code to one of eight active low outputs. The output Y 0 -Y 7 are activated by an active low input signal. The remaining seven outputs remain in the high- impedance state.</p><p>The CD74HCT238E has a variety of features designed to make it compatible with high-speed applications. It has a 20ns propagation delay time, a low dynamic power dissipation of only 35mA, high noise immunity, and an operating range of 0 - 70°C. This makes it an ideal choice for systems in which multiple functions are required to be performed simultaneously.</p><p>The CD74HCT238E is an ideal choice for applications that require data transmission, multiplexers, encoders, and decoders. It is an affordable, reliable, and compatible with a variety of systems. It is also easy to use and can be incorporated into a variety of projects with minimal effort.</p>

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