SN74AHCT157D

Series:	74AHCT
Packaging:	Tube
Part Status:	Active
Type:	Multiplexer
Circuit:	4 x 2:1
Independent Circuits:	1
Current - Output High, Low:	8mA, 8mA
Voltage Supply Source:	Single Supply
Voltage - Supply:	4.5 V ~ 5.5 V
Operating Temperature:	-40°C ~ 85°C
Mounting Type:	Surface Mount
Package / Case:	16-SOIC (0.154", 3.90mm Width)
Supplier Device Package:	16-SOIC
Base Part Number:	74AHCT157

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SN74AHCT157D Application Field and Working PrincipleSN74AHCT157D is a high-speed, low-power, sixteen-bit buffered, tri-state multiplexer, derived from the series of integrated circuits SNx4AHCT157 and SNx4AHC157. These integrated circuits provide a wide range of applications that include broadcast decoding and switching. SN74AHCT157D is an advanced, low-power, logic multiplexer. It is designed to provide a selectable, sixteen-bit wide signal path, from a selection of two sixteen-bit input sources, in a single package. It provides buffering, tri-state output, and low-power operation for a wide range of applications.SN74AHCT157D has thirty pins, with sixteen of the pins being at the inputs, sixteen being at the outputs, and an additional two pins for the ground and VCC. The SN74AHCT157D is mainly used in applications that require a selectable signal path between two sixteen-bit sources. The SN74AHCT157D enables the user to switch between two sixteen-bit signals, while also providing buffering and tri-state output capabilities. The SN74AHCT157D multiplexer is typically used in broadcast decoding applications, where it can send and receive data from multiple sources. The multiplexer is used to decode the various signals from different sources, and then route them to the appropriate output.The SN74AHCT157D is powered with two power supplies, VCC and ground. When the VCC pin is driven to logic one, the multiplexer is enabled and output data is driven to the output pins. The tri-state buffer then gates the output signal so that it is either low or high. The SN74AHCT157D uses CMOS technology to minimize power dissipation and improve functionality of the circuit.The SN74AHCT157D can also be used in other applications such as switching, logic gates, and combinational logic. In a switching application, the multiplexer can be used to direct data between two different sixteen-bit sources. The SN74AHCT157D multiplexer can also be used as a logic gate, where it can be used to determine if a signal is high or low. Lastly, the SN74AHCT157D can be used as part of a combinational logic design, where it is used to provide logic functions in order to output a desired result.Overall, the SN74AHCT157D is a versatile, high-speed, low-power, sixteen-bit buffered, tri-state multiplexer. It is mainly used in broadcast decoding applications, where it is used to decode and route data from multiple sources. The SN74AHCT157D can also be used in other applications, such as switching, logic gates, and combinational logic.This device is widely used in projects that require a large number of input and output pins. This is due to its combination of high-speed performance and low-power operation. It is also used in the switching of multiple sixteen-bit signals, logic gates, and combinational logic. The SN74AHCT157D multiplexer is easy to use, and offers a wide range of useful features in a single package. This makes it an ideal choice for a variety of applications that require large numbers of input and output pins.

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