SN74AHC574PWRE4

Max Propagation Delay @ V, Max CL:	10.6ns @ 5V, 50pF
Base Part Number:	74AHC574
Package / Case:	20-TSSOP (0.173", 4.40mm Width)
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 85°C (TA)
Input Capacitance:	3pF
Current - Quiescent (Iq):	4µA
Voltage - Supply:	2 V ~ 5.5 V
Current - Output High, Low:	8mA, 8mA
Trigger Type:	Positive Edge
Series:	74AHC
Clock Frequency:	115MHz
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:	Tape & Reel (TR)

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Introduction
The SN74AHC574PWRE4 is a commonly used flip-flop integrated circuit (IC) manufactured by Texas Instruments in the 74AHC family of logic devices. It has become a popular choice for digital circuit designers as a versatile, reliable, and low-cost solution for logic circuit applications. In this article, we will discuss the applications, features, and working principle of the SN74AHC574PWRE4.
Applications
The SN74AHC574PWRE4 is commonly used in a variety of digital circuit applications. It can be used to build basic circuits, such as sequential counters and registers, that process digital signals. It is also used in high-speed data transmission systems, such as USB, Ethernet, and fiber-optic communication systems, to store and transmit data accurately and quickly. Additionally, it can be used to build a range of logic gates, such as AND, OR, NOT, NAND, and XOR. These gates are used in a variety of applications such as chip-level logic expressions, buffers, and bus transceivers. Features
The SN74AHC574PWRE4 is a low-cost, reliable IC, and has a wide power supply range of between 2.0V and 5.5V. This makes it suitable for a range of applications. Additionally, it offers high speed performance, with the gates switching at a rate of up to 100MHz. In addition, it has low noise levels, making it a good choice for applications such as digital audio circuits where even tiny variations in digital signals can cause audible noise. Finally, it has a wide temperature range, making it suitable for use in a variety of extreme environments, from very cold to very hot.
Working Principle
The SN74AHC574PWRE4 uses a flip-flop circuit structure, and works by switching between two states based on the inputs it receives. The two states are known as SET and RESET. When the circuit is in the SET state, the output is HIGH and when it is in the RESET state, the output is LOW. The circuit changes state when it receives a signal on one of its inputs. Depending on the type of flip-flop, it may require either a single pulse, or two pulses in sequence, to switch between states. When the circuit has switched state, the output is “latched”, and will remain in the chosen state until it receives another signal that triggers a state change.
Conclusion
The SN74AHC574PWRE4 is a widely used and reliable IC, which is suitable for a variety of digital circuit applications. Its wide power supply range, high speed performance, low noise levels, and wide temperature range make it an ideal choice for many digital circuits. Its working principle is based on a flip-flop circuit, which switches between two states, SET and RESET, depending on the input signals it receives.

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