74HCT257N INTEGRATED CIRCUIT DIP-20

The 74HCT257N is a high-speed silicon-gate CMOS device and is pin-compatible with low power Schottky TTL (LSTTL). It is specified in compliance with JEDEC standard no. 7A. The 74HCT257N is a quad 2-input multiplexer with non-inverting 3-state outputs. It features four 2-input multiplexers with common select inputs (S0, S1) and a common output enable input (OE). When OE is HIGH, all outputs are in the high-impedance OFF-state. This 3-state capability allows the use of these devices in bus-oriented systems. The HCT257N is ideally suited for implementing memory address decoders, data routing, and parallel-to-serial conversion. Its high-speed operation and low power consumption make it a versatile component for a wide range of digital logic applications.

This integrated circuit operates within a supply voltage range of 4.5V to 5.5V, making it compatible with standard TTL voltage levels. The propagation delay is typically in the nanosecond range, ensuring fast switching speeds. The input and output characteristics are designed for easy interfacing with other TTL and CMOS logic devices. The 74HCT257N is characterized for operation from -40°C to +85°C, making it suitable for industrial and commercial environments. Its robust design ensures reliable performance under varying temperature conditions. The DIP-20 package provides easy insertion and soldering onto printed circuit boards.

The 74HCT257N finds applications in various digital systems, including computer systems, industrial control equipment, and telecommunications devices. It can be used for data selection, data routing, and memory addressing. Its 3-state outputs allow for easy expansion and connection to bus-oriented systems. The device's high noise immunity and low power consumption make it an excellent choice for battery-powered applications. Its versatility and reliability make it a staple component in digital circuit design. Engineers and hobbyists alike appreciate its ease of use and wide range of applications.

When designing with the 74HCT257N, it is important to consider the timing requirements of the circuit. The propagation delay, setup time, and hold time must be taken into account to ensure proper operation. Decoupling capacitors should be used to minimize noise and ensure stable power supply. The device should be handled with care to avoid electrostatic discharge (ESD) damage. Proper grounding techniques should be employed to minimize noise and ensure signal integrity. By following these guidelines, designers can ensure the reliable and efficient operation of the 74HCT257N in their circuits.

Upgrade your digital projects with the reliable and versatile 74HCT257N integrated circuit. Its high-speed performance, low power consumption, and 3-state outputs make it an ideal choice for a wide range of applications. Whether you're designing a computer system, industrial control equipment, or telecommunications device, the 74HCT257N will provide the performance and reliability you need. Order yours today and experience the difference! Don't miss out on this essential component for your electronics toolkit. Add the 74HCT257N to your cart now and take your projects to the next level.