Product Overview: SN74LS279DR2 by ON Semiconductor

The SN74LS279DR2 is a versatile integrated circuit designed and manufactured by ON Semiconductor, a leader in the semiconductor industry. This particular device is part of the 74LS series and is classified as a Quadruple S-R Latch with Clear. It's an essential component for various digital applications where latching mechanisms are required.

Key Features

• Logic Type: Quadruple S-R Latches
• Number of Circuits: 4
• Output Type: Complementary
• Propagation Delay Time: Typically 18ns at 5V
• Supply Voltage Range: 4.75V to 5.25V
• Operating Temperature Range: 0°C to +70°C
• Mounting Type: Surface Mount
• Package / Case: SOIC-16
• RoHS: Compliant

Product Description

The SN74LS279DR2 provides four individual S-R latches with clear functionality. Each latch has a set (S) and reset (R) input as well as a clear (CLR) input, which can be used to immediately set the output to a low state. The clear function is independent of the S and R inputs, ensuring a high level of control over the latched outputs. This makes the device highly suitable for applications that require precise control of signal states, such as data storage, control systems, and logic circuitry.

Manufactured with ON Semiconductor's high-quality processes, the SN74LS279DR2 ensures reliable operation and performance. Its surface-mount SOIC-16 package allows for efficient use of PCB space, making it ideal for compact designs. The device operates over a broad voltage range and is designed to interface with standard system voltages, ensuring easy integration into a wide variety of digital systems.

The SN74LS279DR2 is RoHS compliant, indicating that it meets the European Union's directives on the restriction of hazardous substances. This compliance ensures that the product is environmentally friendly and suitable for use in a wide range of consumer and industrial applications where such regulations are in effect.

Applications

The SN74LS279DR2 is used in a multitude of applications, including but not limited to:

• Memory hold circuits
• Control systems
• Power-on reset functionality in microprocessor systems
• Logic circuitry
• Industrial electronics

In summary, the SN74LS279DR2 from ON Semiconductor is a robust and reliable component that provides crucial latching functionality for digital systems that require high-speed, low-power operation, and compact design.