MC74AC11N

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The MC74AC11N is a quadruple 2-input NAND gate which is designed to meet the requirements of high-speed memory address decoding and other high-speed logic applications. It is commonly used in logic circuitry, frequency control and clock circuits and control applications.

The MC74AC11N is composed of four independent 2-input NAND gates with open-collector outputs that allow connection to a bus line. This together with an active low enable input makes it a very useful building block for many digital systems.

The application field for the MC74AC11N includes a wide range of digital systems and control applications. It is frequently used in high-speed memory address decoding, memories, bus arbitration and microcomputer system applications where its high performance and wide operating temperature range expand the choice of applications.

Using the Schmitt Trigger action on both the A and B inputs, the MC74AC11N has a high noise immunity with an open collector output. This makes it ideal for usage as logic circuits, frequency control and clock circuits, control applications and even as a low-noise latch. In such applications, the MC74AC11N must be connected to a pull-up resistor.

The working principle of the MC74AC11N is based on simple gates and an output that is solidly grounded when the circuit is not enabled. It has a guaranteed propagation delay time from A or B input to output which makes it ideal for applications that require fast operations.

When the enable input is asserted (low or open-drain connection), the output will follow the input for both A and B and the open-collector outputs will quickly go low. When the enable is de-asserted (high level), the output will remain the same until the enable is asserted again.

The MC74AC11N is an invaluable tool for designers and engineers due to its robust design and wide operating temperature range. It is an ideal choice for use in high-speed logic applications and is readily available on the market.

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