MC74AC273MELG

Max Propagation Delay @ V, Max CL:	9ns @ 5V, 50pF
Base Part Number:	74AC273
Package / Case:	20-SOIC (0.209", 5.30mm Width)
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 85°C (TA)
Input Capacitance:	4.5pF
Current - Quiescent (Iq):	8µA
Voltage - Supply:	2 V ~ 6 V
Current - Output High, Low:	24mA, 24mA
Trigger Type:	Positive Edge
Series:	74AC
Clock Frequency:	175MHz
Number of Bits per Element:	8
Number of Elements:	1
Output Type:	Non-Inverted
Type:	D-Type
Function:	Master Reset
Part Status:	Obsolete
Packaging:	Tape & Reel (TR)

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Logic - Flip Flops

Flip flops are one of the basic building blocks of digital logic. They are used to store, transmit, and receive digital data with a small number of inputs and outputs. The MC74AC273MELG application field and working principle is a detailed examination of this type of circuit.The MC74AC273MELG is a dual J-K flip-flop with asynchronous reset, featuring improved power-up surge and ESD protection. It operates with a wide single-supply or dual-supply voltage range of 2.7V to 5.5V and features an output capability of driving 10LS-series or 74LS-series circuitry. The MC74AC273MELG also offers improved noise immunity and latch-up immunity characteristics over all existing 74AC-series devices.A J-K flip-flop consists of two latches combined with two logical gate levels, permitting it to have three states: set (S), reset (R) and toggle (T). Each latch is triggered by a J and K input, which operate independently and can be used to create more complex functions. The asynchronous reset allows you to reset the flip-flop to a pre-defined state regardless of the input state.The toggle and set/reset operation of the MC74AC273MELG is controlled by the input signals J and K. When J is high and K is low, the J-K input is considered a “set” condition, and the output Q will become high. If K is also high and J is low, the input is considered a “reset” condition, and the output Q will become low. If both J and K are high and the clock is low, it is considered a “toggle” condition, and the output Q will change state.The MC74AC273MELG also has a control input that allows you to “lock” or “unlock” the output. When the control input is low, the output will be locked and no changes will be made to the output on the rising edge of the clock. When the control is high, the flip-flop can change state on the rising edge of the clock.The MC74AC273MELG is a great choice for digital logic applications, such as motor control, integrated circuits, computer systems, automotive systems, and military systems. For example, it can be used as a shift register or to control the flow of data in a memory, whether it is RAM or ROM. Because it has a wide supply range and can handle multiple input signals, the MC74AC273MELG is a great choice for applications that require reliable performance over time.The MC74AC273MELG is a versatile and reliable component for applications requiring multiple input signals and an adjustable output. With its wide operating voltage range, it can handle various signal voltages and is well-suited for operating in a noisy environment. It also has an improved ESD and power-up surge protection compared to traditional flip-flops. As such, the MC74AC273MELG is a great choice for digital logic applications.

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