CY74FCT157ATSOC

Series:	74FCT
Packaging:	Tube
Part Status:	Active
Type:	Multiplexer
Circuit:	4 x 2:1
Independent Circuits:	1
Current - Output High, Low:	32mA, 64mA
Voltage Supply Source:	Single Supply
Voltage - Supply:	4.75 V ~ 5.25 V
Operating Temperature:	-40°C ~ 85°C
Mounting Type:	Surface Mount
Package / Case:	16-SOIC (0.295", 7.50mm Width)
Supplier Device Package:	16-SOIC
Base Part Number:	74FCT157

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The CY74FCT157ATSOC is a CMOS device designed to operate at a supply voltage range of 2.7 to 5.5 Volts. This device can serve many different applications including those in the fields of logic, signal-switching, multiplexing, and decoding. The CY74FCT157ATSOC is composed of two 8-bit latches, which in turn are composed of four 4-bit D-latches. The inputs of these latches are connected to the Data Bus A and Data Bus B inputs. It is possible to parallel load data into the four 4-bit D-latches by bringing the Load signal low. The Q outputs of the corresponding four 4-bit D-latches are connected to the four Data Bus outputs.The data in the CY74FCT157ATSOC is stored in the two 8-bit latches. Each latch is composed of four 4-bit D-latches, which can be addressed individually by the user. The latch control input is used to select the latch that will be written to, while the output enable input is used to select the latch that will be read from. The latch is selected by the Address Bus input and the data is written to or read from the designated latch.The CY74FCT157ATSOC also has three modes of operation, which include the latched mode, the multiplexed mode, and the decode mode. In the latched mode, the data stored in the latches can be read or written as specified by the address inputs. In the multiplexed mode, the data stored in the latches is multiplexed and output on the bus. In the decode mode, the data stored in the latches is used to decode an address and output a corresponding signal.The CY74FCT157ATSOC can also be used to buffer or fan-out signals from multiple sources. This makes it possible to route a signal from one source to multiple destinations by multiplexing multiple signals together. It can also be used to implement logic functions as it is capable of decoding more than one bit values.In addition, the CY74FCT157ATSOC can serve as a memory device due to its ability to store data in latch form and read/write the data. The CY74FCT157ATSOC can also serve as a digital switch as it is capable of selecting which source/destination is enabled or disabled. The CY74FCT157ATSOC can be used in many applications such as digital circuits, logic and control systems, memory devices, analog switchers, and many more. It can also be used to control power levels in a circuit and reduce electromagnetic interference. Overall, the CY74FCT157ATSOC provides the user with a versatile device that can be used for many applications in the fields of logic, signal-switching, multiplexing, and decoding.

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