SN74LV574APW

Series:	74LV
Packaging:	Tube
Part Status:	Active
Function:	Standard
Type:	D-Type
Output Type:	Tri-State, Non-Inverted
Number of Elements:	1
Number of Bits per Element:	8
Clock Frequency:	175MHz
Max Propagation Delay @ V, Max CL:	10.6ns @ 5V, 50pF
Trigger Type:	Positive Edge
Current - Output High, Low:	16mA, 16mA
Voltage - Supply:	2 V ~ 5.5 V
Current - Quiescent (Iq):	20µA
Input Capacitance:	1.8pF
Operating Temperature:	-40°C ~ 85°C (TA)
Mounting Type:	Surface Mount
Package / Case:	20-TSSOP (0.173", 4.40mm Width)
Base Part Number:	74LV574

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SN74LV574APW application field and working principleThe SN74LV574APW is an important component of a logic circuit, belonging to the Flip Flops category. Flip Flops are used in many electronic circuits and have been around since the 1950’s when they were used in telegraph systems. The SN74LV574APW has many interesting applications and can be used for a variety of purposes where data must be stored. Moreover, it has a very simple working principle which makes it easy to use and efficient.The SN74LV574APW is a type of semiconductor device also known as a “dual in-line memory module” (DIMM). A DIMM is essentially a module consisting of two or more logic chips that allow the user to store data in memory. The SN74LV574APW has two different versions; one suitable for use with 5 volt systems and the other suitable for use with 3.3 volt systems. In the 3.3 volt systems, the device must be powered from a 3.3 volt supply and can provide up to 32 address lines, 8 data lines and 14 programmable memory locations.In terms of its working principle, the SN74LV574APW is a type of flip-flop circuit or “bistable circuit”. A “bistable circuit” is a two-state logic circuit that can store a bit of data (a logical 1 or 0). The two states are referred to as the “set” and “reset” conditions. The flip-flop can change state when a signal or pulse is applied to it, and will remain in a new state until a new signal or pulse changes the state again.The SN74LV574APW has two primary applications. The first is in computer memory modules, where it is used to store data in RAM or ROM. The second is in logic synthesis, wherein it is used to generate logic functions from a register of bits. The data stored on the chip can be used to represent states and transitions between states. This data can then be used by the processor to make decisions or carry out calculations.The SN74LV574APW contains three separate flip-flops - two “input-pluses” and one “output-plus”. The input pluses act as set and reset pulses while the output plus is used to build the logic output. When a signal is applied to the input pluses, the state of the flip-flop changes and the output is generated. The output produced by the chip is then fed back to the input pluses as a feedback signal, allowing the state of the flip-flop to be retained even after the original signal has ceased.In addition to these two applications, the SN74LV574APW has various other use cases. It can be used as a latch, counter and timer, and can be configured in various ways to accomplish various tasks. For example, it can be used to form the core of a pulse counter or a frequency divider. Furthermore, the chip is ideal for providing resetting and powering up/down capabilities to microprocessors.In conclusion, the SN74LV574APW is an important component of a logic circuit belonging to the Flip Flops category. It is a type of semiconductor device also known as a DIMM and is suitable for use in either 5 volt or 3.3 volt systems. Its working principle is simple, and it can be used to store data in memory, synthesise logic functions and build a wide range of logic circuits.

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