74279 SN74LS279N IC

Quadruple S-R Latch IC – High-Speed TTL Sequential Logic Device
This Quadruple S-R Latch IC is a reliable sequential logic component designed for memory storage, digital control systems, timing circuits, and embedded electronics applications. Featuring four independent Set-Reset (S-R) latch circuits in a single package, the IC provides stable data storage and fast switching performance for digital logic systems. With TTL-compatible voltage levels, low propagation delay, and strong output drive capability, it is suitable for educational, industrial, and prototyping applications.

Why it’s a System Essential:
• Four Independent S-R Latches: Integrates multiple latch circuits in a compact single IC package.
• Reliable Sequential Logic Operation: Suitable for temporary data storage and state control applications.
• Fast Switching Performance: Low propagation delay improves response time in digital systems.
• TTL-Compatible Outputs: Easily interfaces with standard TTL logic circuits.
• Strong Output Drive Capability: Supports reliable digital signal transmission.
• Compact Embedded Logic Solution: Ideal for memory control, timing circuits, and logic sequencing.
• Educational & Prototyping Friendly: Commonly used in digital electronics learning and experimentation.

Technical Specifications:
• Device Type: Quadruple S-R Latch IC
• Number of Latches: 4 Independent S-R Latches
• Supply Voltage Range: 4.75V to 5.25V

Electrical Characteristics:
• High-Level Output Voltage: 3.4V
• Low-Level Output Voltage: 0.2V
• High-Level Output Current: -0.8mA
• Low-Level Output Current: 16mA
• Input Clamp Voltage: -1.5V
• Maximum Propagation Delay Time: 27ns

Features:
• Quad S-R latch integration
• Fast sequential logic response
• TTL-compatible operation
• Reliable state storage functionality
• Strong output drive capability
• Compact digital logic implementation

Applications:
• Sequential logic circuits
• Memory storage applications
• Digital timing systems
• State control circuits
• Embedded digital electronics
• Industrial control systems
• Educational electronics projects
• DIY logic circuit prototyping
• Data holding and synchronization circuits

Best For:
Ideal for students, hobbyists, makers, engineers, and electronics learners working on digital electronics, sequential logic systems, latch circuits, timing applications, embedded control systems, and educational electronics projects requiring reliable S-R latch functionality.