SN74S74NSR

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Logic - Flip Flops

The SN74S74NSR is a logic integrated circuit (IC) that features the functionality of the standard flip-flop circuit. The benefit of this IC is that it utilizes a dual two-input NOR gate, and is able to hold two bits of data. A single SN74S74NSR can hold two bits of information, which can be used to represent four distinct and stable flip-flop states.

The dual two-input NOR gate has two inputs, and one output port. The two inputs can be used to store data or create a logic statement, and the output port will change depending on the state of the two inputs. The SN74S74NSR has multiple outputs, but is configured such that data is only sent from one port. This means that the circuit only produces single-bit output.

The SN74S74NSR is able to hold two bits of data, consisting of one latch and one trigger. When in a stable condition, the latch will hold data until given a valid signal. The latch is also able to detect high and low signals, allowing for more complex application uses. The trigger enables the latch to open when a valid signal has been given, allowing data to be sent via the output port.

The application field of the SN74S74NSR is quite wide. It is often used to store data in microcontroller circuits, as the latch and trigger offer a combination of stability and programmability. The SN74S74NSR can also be used in logic circuits to ensure data is only sent when valid signals are present. The IC is also used in bus circuits as many buses require two-bit data to be held and transferred.

The working principle of the SN74S74NSR is quite simple. It operates using a combination of a NOR gate, latch and a trigger. The NOR gate will only output data when its two inputs do not match, which ensures that a specific logic statement is fulfilled. The latch stores data and waits for a valid input from either of its two ports. When the voltage reaches or falls to the preset value, the latch will open and allow data to be transferred to the output port.

The trigger is a simple circuit that checks for valid signals on its two inputs. A pulse will allow data to be transferred by the NOR gate and latch combination. This combination of the latch and trigger allows for complex operations and data transfers, allowing for more robust logical applications.

The SN74S74NSR is a widely used logic IC that offers many benefits. It holds two bits of data, which can be used to represent four distinct and stable flip-flop states. It is used in many microcontroller circuits, logic circuits and bus circuits, and is able to store data, detect high and low signals, and transfer data quickly and reliably. The combination of the latch, trigger and NOR gate offers a reliable and robust design, and is a popular choice for many logical applications.

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