ISL43142IBZ

Analog Switches, Multiplexers, Demultiplexers Overview

The Intersil ISL43142IBZ is a CMOS, precision, quad single-pole single-throw (SPST) analog switch housed in a 16-pin SOIC package. It operates from a single +2V to +12V supply or dual ±2V to ±6V supplies. The device features an on-resistance of 65 Ohms and supports signal voltages up to the positive supply rail. It includes logic-compatible inputs for seamless integration with standard digital control systems.

Analog Switches, Multiplexers, Demultiplexers Feature Summary

• Precision CMOS construction ensures low distortion and high linearity for analog signal integrity.
• Quad SPST configuration provides four independent switching channels within a compact footprint.
• Dual supply capability allows flexible operation across single and split power architectures.

Analog Switches, Multiplexers, Demultiplexers Applications

• Signal routing in data acquisition systems
• Audio signal path switching
• Instrumentation front-end multiplexing

Analog Switches, Multiplexers, Demultiplexers Procurement Notes

Verify the manufacturer part number against official Intersil documentation to confirm the specific suffix indicates the SOIC package type. Ensure that the procurement source provides valid traceability for the component's origin. Cross-reference the datasheet revision date to confirm compatibility with current design requirements before finalizing orders.

Analog Switches, Multiplexers, Demultiplexers Selection Notes

Select this component when designing circuits requiring precise analog switching with low on-resistance. Consider the voltage range limits relative to the application's signal amplitude. Evaluate the package thermal characteristics if multiple switches are active simultaneously to ensure reliable operation under load conditions.

Analog Switches, Multiplexers, Demultiplexers Part Context

This device belongs to the ISL43140–ISL43142 family of precision analog switches. These components are designed for applications demanding high performance in both single and dual supply environments. The series offers consistent electrical characteristics across variants, facilitating modular design approaches in electronic systems.

Analog Switches, Multiplexers, Demultiplexers Replacement Considerations

Consult official substitution lists for compatible alternatives. Verify pinout compatibility and electrical specifications such as on-resistance and breakdown voltage before replacing the original component in existing designs.