SN74AHCT374DW

Max Propagation Delay @ V, Max CL:	10.4ns @ 5V, 50pF
Base Part Number:	74AHCT374
Package / Case:	20-SOIC (0.295", 7.50mm Width)
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 85°C (TA)
Input Capacitance:	4pF
Current - Quiescent (Iq):	4µA
Voltage - Supply:	4.5 V ~ 5.5 V
Current - Output High, Low:	8mA, 8mA
Trigger Type:	Positive Edge
Series:	74AHCT
Clock Frequency:	130MHz
Number of Bits per Element:	8
Number of Elements:	1
Output Type:	Tri-State, Non-Inverted
Type:	D-Type
Function:	Standard
Part Status:	Active
Packaging:	Tube

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Introduction

The SN74AHCT374DW is an octal D-type transparent latch from Texas Instruments. It is part of the TI Logic - Flip Flops family, and bridges the gap between logic devices and programmable logic devices. This device is designed to hold data even after power has been disrupted, and has multiple functions related to the storage of data within a digital system. In this article, we will talk about the application field of the SN74AHCT374DW and its working principle.

Application Field

The SN74AHCT374DW is mainly used in electronic circuits as a transparent latch, or a flip-flop. It is ideal for applications that require data to be held after power has been disrupted. This device can be used in any digital circuitry, and can be used to store data in a reliable manner.The SN74AHCT374DW is an ideal choice for the storage of data in temporary RAM, as well as for the storage of data over a long period of time. It can also be used for the creation of a permanent "store and forward" data system.The SN74AHCT374DW can be used for application in consumer and home electronics such as microcontroller-based AC and DC loads, as well as for refrigerators, and for the storage of data for programming and re-programming. It can also be used in various medical applications such as medical instrumentation and drug infusion pumps.

Working Principle

The SN74AHCT374DW works on the principle of a practical latch circuit, or an enable-set and reset flip-flop. The SN74AHCT374DW is an 8-bit device, meaning that it can store 8 bits of data simultaneously. The device is designed to store the data even after power has been disrupted, by the use of a high impedance output stage.Data is transferred to and from the device by the application of a voltage to the output pins. A low-voltage on the clock line will cause the device to latch data, and a high-voltage on the clear line will cause the device to reset.

Conclusion

The SN74AHCT374DW is an octal D-type transparent latch device from Texas Instruments. It is an ideal choice for applications where data needs to be held for an extended period of time, such as in temporary RAM and programmable logic. The device works on the principle of an enable-set and reset flip-flop, and is able to store 8 bits of data at a time.

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