Intersil

ISL84782IR

ISL84782IR Description

The ISL84782IR is a high-performance, single-pole four-throw (SP4T) switch IC designed by Intersil, a leading manufacturer in the electronics industry. This interface IC chip is specifically engineered for applications requiring low on-state resistance and fast switching times. The ISL84782IR features a 4:1 multiplexer/demultiplexer circuit, making it ideal for signal routing and switching in various electronic systems. Housed in a 16TQFN package, this surface-mount device offers a compact and efficient solution for modern electronic designs.

ISL84782IR Features

• Low Leakage Current: The ISL84782IR boasts a maximum leakage current (IS(off)) of just 4nA, ensuring minimal power loss and high efficiency in low-power applications.
• Wide Supply Voltage Range: With a supply voltage range of 1.6V to 3.6V, the ISL84782IR is versatile and compatible with a variety of power supply configurations.
• Low On-State Resistance: Achieving a maximum on-state resistance (Ron) of 750mOhm, the ISL84782IR minimizes power dissipation and voltage drop across the switch, enhancing overall system performance.
• Fast Switching Times: The switch time (Ton, Toff) is maximized at 25ns and 23ns, respectively, enabling rapid signal switching and high-speed data transmission.
• Channel-to-Channel Matching: The ISL84782IR ensures excellent channel-to-channel matching with a ΔRon of 120mOhm, providing consistent performance across multiple channels.
• Low Channel Capacitance: With channel capacitance values of 62pF (CS(off)) and 218pF (CD(off)), the ISL84782IR reduces signal distortion and maintains high signal integrity.
• Surface Mount Packaging: The ISL84782IR is available in a surface-mount package, facilitating easy integration into compact and high-density PCB designs.

ISL84782IR Applications

The ISL84782IR is well-suited for a variety of applications where reliable signal switching and routing are critical. Some specific use cases include:

• Telecommunications: Ideal for switching and routing signals in communication systems, ensuring high-speed data transmission and minimal signal degradation.
• Data Acquisition Systems: Enhances the performance of data acquisition systems by providing low on-state resistance and fast switching times, improving signal integrity and system efficiency.
• Medical Equipment: Suitable for medical devices requiring precise signal routing and low power consumption, contributing to the reliability and accuracy of diagnostic and monitoring equipment.
• Consumer Electronics: Enhances the functionality of consumer electronics by enabling efficient signal switching and routing, improving overall system performance and user experience.

Conclusion of ISL84782IR

The ISL84782IR by Intersil stands out as a high-performance SP4T switch IC, offering a combination of low leakage current, low on-state resistance, and fast switching times. Its wide supply voltage range and low channel capacitance make it a versatile and reliable choice for various applications, from telecommunications to medical equipment. Despite its obsolescence status, the ISL84782IR remains a valuable component for engineers and designers seeking a compact, efficient, and high-performance switch solution.