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74FCT573APC

Updated: 2026-07-15

Overview

The 74FCT573APC is a high-performance octal transparent latch designed for digital systems. It features eight latches with 3-state outputs, allowing for efficient data storage and transfer. This IC is part of the FCT (Fast CMOS TTL) family, known for its speed and low power consumption. The 74FCT573APC is commonly used in applications requiring temporary data storage, such as microprocessors and bus interfaces. Its robust design ensures reliable operation in various environments, making it a preferred choice for industrial and commercial applications.

Structure and Working Principle

74FCT573APC 电子元器件 NS/国半 封装DIP 批号1932+深圳市壹芯创科技有限公司

The 74FCT573APC consists of eight D-type latches with a common latch enable (LE) and output enable (OE) control. When LE is high, the data inputs are transferred to the outputs. When OE is low, the outputs are active; otherwise, they enter a high-impedance state. This structure allows the IC to interface seamlessly with bus systems, enabling multiple devices to share the same data lines without interference. The 3-state outputs provide flexibility in system design, allowing for efficient data flow control.

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Key Features

The 74FCT573APC offers several key features, including high-speed operation (typically 5 ns propagation delay) and low power consumption. It is compatible with TTL logic levels, ensuring easy integration with existing systems. Additionally, the IC provides strong output drive capability, reducing the need for external buffers. Its 3-state outputs allow for bus sharing, making it ideal for applications requiring multiple data sources or destinations.

Application Areas

The 74FCT573APC is widely used in computing systems, telecommunications equipment, and industrial automation. It is commonly found in microprocessors, memory interfaces, and data acquisition systems. In telecommunications, the IC is used for signal routing and data buffering. In industrial settings, it supports control systems and data logging applications. Its versatility and reliability make it a staple in digital electronics.

Maintenance and Precautions

ETQP4M100YFN 集成电路(IC) PANASONIC/松下 封装SMD 批号1921+深圳市壹芯创科技有限公司

To ensure optimal performance, the 74FCT573APC should be operated within specified voltage and temperature ranges. Avoid exposing the IC to static electricity, which can damage sensitive components. Proper handling and storage are essential to prevent physical damage. When designing circuits, ensure adequate decoupling capacitors are used to minimize noise and voltage fluctuations.

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B2B Procurement Guide

When procuring the 74FCT573APC in bulk, consider factors such as lead time, supplier reliability, and pricing. Verify the authenticity of the components to avoid counterfeit products. It is advisable to request samples for testing before placing large orders. Compare prices from multiple suppliers to ensure competitive rates. Long-term contracts may offer cost savings for high-volume purchases.

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