SN74LV574ADWR

Max Propagation Delay @ V, Max CL:	10.6ns @ 5V, 50pF
Base Part Number:	74LV574
Package / Case:	20-SOIC (0.295", 7.50mm Width)
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 85°C (TA)
Input Capacitance:	1.8pF
Current - Quiescent (Iq):	20µA
Voltage - Supply:	2 V ~ 5.5 V
Current - Output High, Low:	16mA, 16mA
Trigger Type:	Positive Edge
Series:	74LV
Clock Frequency:	175MHz
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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SN74LV574ADWR is classified as a type of flip-flop, which is a digital circuit that changes state of a digital signal when triggered. It finds its applications in general purpose storage and in output registers for number or other stored data. SN74LV574ADWR is the smart choice for applications that use D-type, addressable, and level-sensitive latches, ring counters, and buffer registers.To understand how SN74LV574ADWR works, a little knowledge about the logic family it belongs to is needed. SN74LV574ADWR belongs to the LS/ALS family of logic devices, which stands for Low-Speed and Advanced Low-Speed. This family of logic devices uses CMOS technology with TTL and medium speed logic compatibility. CMOS stands for Complementary Metal–Oxide–Semiconductor, a type of electronic switching technology using tiny transistors created using two distinct lithographic processes on different substrates.The key feature of this device and the reason it is used for output registers is the multipurpose structure and data flow of SN74LV574ADWR. This device has three stages of operation. The first is the input/output stage, where the data is digitized and sent through a series of register latches. The second is the output-data processing stage, which is used for data manipulation and formatting. When data is ready, the third stage of operation, the output buffer, takes over to start the output signals.SN74LV574ADWR, as it belongs to the Low-Speed and Advanced Low-Speed logic family, makes use of two positive supply voltages, VCC and VDD. VCC is the fixed positive voltage, usually 6V and is used to power logic circuitry and also to energize output drivers with high current sourcing capabilities. VDD, on the other hand, is limited to 3V and is used as a reference voltage for its logic sections.SN74LV574ADWR is triggered by either rising or falling logic edge and the state of the output is synchronized with the signal applied to its input. Its outputs are binary compatible and fully buffered. This means that they are driven independently and share the same power supply voltage and information. In addition, this device is equipped with a set/reset inversion pin, allowing for clear as a set/clear input and reset/set as an inverted output.To summarize, SN74LV574ADWR is a type of flip-flop useful for general purpose storage and output registers for numbers or other stored data. It belongs to the LS/ALS logic family of CMOS devices and runs on two power supplies: 6V VCC for logic circuitry and 3V VDD for reference voltage. This device is triggered by either a rising or falling edge and has buffered outputs that can be used as an inverted input or clear as an output.

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