The ISL43681IR is a low-voltage, bi-directional, quad SPDT (Single-Pole/Double-Throw) analog switch manufactured by Renesas Electronics America. This switch is designed for routing analog or digital signals in a variety of applications, operating with a single supply voltage from 1.65V to 5.5V. It is ideally suited for applications requiring high bandwidth and low distortion.

Applications:

• Audio and Video Signal Switching
• Data Acquisition Systems
• Portable Instrumentation
• PCMCIA Cards
• Cell Phones and PDAs

Features:

• Low On-Resistance (typically 0.5Ω at 5V)
• Single Supply Operation (1.65V to 5.5V)
• High Bandwidth (300MHz)
• Low Charge Injection
• Fast Switching Speeds (tON = 30ns, tOFF = 20ns)
• Break-Before-Make Switching Action

Benefits:

• Minimal signal loss and distortion due to low on-resistance.
• Versatile operation across a broad voltage range (1.65V to 5.5V).
• Suitable for high-frequency signals with a high bandwidth of 300MHz.
• Improved signal accuracy due to low charge injection.
• Precise signal switching with fast switching speeds.
• Prevents signal contention with break-before-make switching.

Technical Specifications:

The ISL43681IR operates with a single supply voltage ranging from 1.65V to 5.5V. It features a typical on-resistance of 0.5Ω at 5V, ensuring low signal loss. The device offers a high bandwidth of 300MHz, making it suitable for high-frequency applications. It has low charge injection, which enhances signal accuracy. The ISL43681IR has fast switching speeds, with a typical turn-on time of 30ns and turn-off time of 20ns. The break-before-make switching action prevents signal contention during transitions. This analog switch is available in industry-standard packages for easy integration.