MC74HCT573ADWG

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The MC74HCT573ADWG is a Logic - Latches product typically used in inputs and outputs and logic applications. It is a dual 1-bit latch which uses HCT technology to provide both low power and speed when compared to traditional static latches. It features both an asynchronous and synchronous reset capability and operates at 3.3 to 5.5V levels.

The MC74HCT573ADWG consists of two separate latch circuits, each latch circuit being composed of two data inputs (D1 and D2) and an output latch (Q1 and Q2). The two data inputs act as true and complement data inputs respectively. Both D1 and D2 are latched, allowing for simultaneous data entry. The output latch then stores the data in a stable state until the next input of data is applied. Both the true and complement data inputs are connected to a single data line.

The MC74HCT573ADWG is designed to be used as both an input and output latch in integrated circuits (ICs). The device is typically used in applications where two separate and independent data latches are required, such as counter circuitry, shift register and memory applications.

The working principle of the MC74HCT573ADWG latch connections is as follows. At the beginning, the two data inputs D1 and D2 are set at logic low (0v) and logic high (5v) levels respectively. When the data is applied, the circuit starts the logic process and when the data is accepted, then the latch circuitry is set. The output latches Q1 and Q2 now hold the data until the latch is reset.

The MC74HCT573ADWG also features an asynchronous reset capability. The reset input, RESET, is active when driven low. This active low can be used to reset the latch regardless of the logic levels at the data inputs. This is useful in certain applications where the data must be reset to a known state even if the data inputs have changed.

The MC74HCT573ADWG also features a synchronous reset capability. The data inputs are reset both synchronously with the reset pin and asynchronously with the reset pin. The synchronous reset is activated with the rising edge on the reset pin and ensures that the data inputs are reset before any new data is accepted by the latch circuitry.

The MC74HCT573ADWG is a robust, low power, high speed logic latch designed for a wide range of applications including input/output and logic applications. The device is well suited for a variety of applications due to its wide operating range of 3.3-5.5V and the asynchronous and synchronous reset capabilities.

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