M74HCT374M1R

Max Propagation Delay @ V, Max CL:	38ns @ 4.5V, 150pF
Base Part Number:	74HCT374
Package / Case:	20-SOIC (0.295", 7.50mm Width)
Mounting Type:	Surface Mount
Operating Temperature:	-55°C ~ 125°C (TA)
Input Capacitance:	5pF
Current - Quiescent (Iq):	4µA
Voltage - Supply:	4.5 V ~ 5.5 V
Current - Output High, Low:	6mA, 6mA
Trigger Type:	Positive Edge
Series:	74HCT
Clock Frequency:	50MHz
Number of Bits per Element:	8
Number of Elements:	1
Output Type:	Tri-State, Non-Inverted
Type:	D-Type
Function:	Standard
Part Status:	Obsolete
Packaging:	Tape & Reel (TR)

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M74HCT374M1R Application Field and Working Principle

Logic Flip Flops are one of the basic memory elements used in the design of digital systems. They are used to store binary information for the duration of time for which the power is applied. The M74HCT374M1R is a 8-bit D-type Flip-Flop with three-state outputs. It can be used for data storage and synchronization purposes.

Applications

The M74HCT374M1R is used in a wide range of digital systems. It is used in data acquisition systems, counter/timer circuits, automatic test equipment, and computer-controlled systems. It can also be used as an updateable latch, address multiplexer and bus controller in microprocessor systems. It can be used as an I/O port in serial and parallel data transfer systems.

Working Principles

Logic Flip Flops are used for data storage and synchronization purposes. The basic logic behind their working is the storage of information in the form of binary states. The Flip-Flop has two stable states – the SET and the RESET states. Depending on the input signals, the output of the Flip-Flop is either ON or OFF. The ON state indicates that the output is SET and the OFF state indicates that the output is RESET.In the case of the M74HCT374M1R, the two input signals are CLK (Clock) and D (Data). The CLK signal is used to clock the information in the memory. It is the clock pulse that triggers the Flip-Flop and determines whether the output is SET or RESET. The D input is used to store the information in the memory. When the CLK signal is triggered, the information stored in the D input is transferred to the output.The M74HCT374M1R also has a three-state output. This means that the output can also be disabled. When the three-state output is used, the Flip-Flop is disabled and the output is not driven. This allows for multiple Flip-Flops to be connected without the need to connect the outputs of the Flip-Flops together.

Conclusion

The M74HCT374M1R is a Flip-Flop that is used for data storage and synchronization purposes. It utilizes two inputs – CLK and D – and one three-state output to store and output binary information. It is used in a wide range of digital systems and is a very useful memory element in the design of digital systems.

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