onsemi

DM74AS874WM

DM74AS874WM Description

The DM74AS874WM is a dual 4-bit D-type flip-flop IC designed for high-performance digital applications. Manufactured by onsemi, this device is part of the 74AS series and offers robust performance with a clock frequency of 80 MHz. It is housed in a surface-mount package, making it suitable for compact and space-efficient designs. The DM74AS874WM operates within a temperature range of 0°C to 70°C (TA) and supports a supply voltage range of 4.5V to 5.5V. This flip-flop is designed to provide reliable performance with a maximum propagation delay of 10.5ns at 5V and 50pF, ensuring fast signal processing and minimal latency.

DM74AS874WM Features

• High-Speed Operation: With a clock frequency of 80 MHz, the DM74AS874WM is capable of handling high-speed digital signals, making it ideal for applications requiring rapid data processing.
• Low Propagation Delay: The maximum propagation delay of 10.5ns at 5V and 50pF ensures minimal latency, which is crucial for real-time and high-speed digital systems.
• Dual 4-bit Elements: The DM74AS874WM features two 4-bit D-type flip-flops, providing flexibility in handling multiple data bits simultaneously.
• Positive Edge Triggering: This flip-flop is triggered on the positive edge of the clock signal, which simplifies timing and synchronization in digital circuits.
• Surface Mount Packaging: The surface-mount package type allows for easy integration into modern PCB designs, enhancing reliability and reducing the overall footprint.
• Low Quiescent Current: With a quiescent current of 133 mA, this IC is energy-efficient, making it suitable for low-power applications.
• Wide Operating Voltage Range: The supply voltage range of 4.5V to 5.5V provides flexibility and compatibility with various power supply systems.
• High Output Current Capability: The DM74AS874WM can source 15mA and sink 48mA, ensuring robust performance even under heavy load conditions.

DM74AS874WM Applications

The DM74AS874WM is well-suited for a variety of applications where high-speed data processing and reliable performance are critical. Its dual 4-bit D-type flip-flops make it ideal for:

• Digital Signal Processing: Use in high-speed digital systems where data needs to be processed and synchronized quickly.
• Data Storage and Transfer: Efficient handling of multiple data bits in applications such as memory controllers and data buffers.
• Clock Management: Utilized in clock distribution and synchronization circuits to ensure precise timing and data integrity.
• Communication Systems: Employed in communication protocols where fast and reliable data transfer is essential.
• Industrial Control Systems: Integrated into control systems requiring high-speed data processing and low latency.

Conclusion of DM74AS874WM

The DM74AS874WM is a high-performance dual 4-bit D-type flip-flop designed for demanding digital applications. Its high-speed operation, low propagation delay, and robust output current capability make it a reliable choice for various applications. The surface-mount package and wide operating voltage range further enhance its versatility and ease of integration. While the DM74AS874WM is now considered obsolete, its unique features and performance benefits continue to make it a valuable component for specific use cases in the electronics industry.