SI8660BA-B-IS1R

Digital Isolators Overview

The SI8660BA-B-IS1R is a six-channel digital isolator from Skyworks Solutions, utilizing capacitive coupling technology. It operates within a supply voltage range of 2.5 V to 5.5 V and supports data rates up to 150 Mb/s. The device features an isolation voltage of 1 kVrms and unidirectional channel polarity. Key electrical parameters include a maximum propagation delay of 10 ns, with rise and fall times typically at 4 ns. It is housed in a 16-lead SOIC-Narrow package and is qualified under AEC-Q100 standards for automotive applications.

Digital Isolators Feature Summary

• Six-channel unidirectional signal isolation using capacitive coupling
• High-speed data transmission capability up to 150 Mb/s
• Automotive qualification compliant with AEC-Q100 standards
• Wide operating temperature range suitable for harsh environments

Digital Isolators Applications

• Automotive electronic control units (ECUs)
• Industrial automation and process control systems
• Power supply monitoring and feedback circuits
• General-purpose isolated digital interfaces

Digital Isolators Procurement Notes

Verify the specific suffix codes against official Skyworks documentation to ensure correct isolation voltage and package configuration. Confirm that the procurement source provides valid traceability and authenticity guarantees. Check for moisture sensitivity level requirements during storage and handling. Ensure the supplier adheres to RoHS compliance standards as specified in the product datasheet. Validate that the delivered components match the exact part number designation without unauthorized substitutions.

Digital Isolators Selection Notes

Select this component when six independent unidirectional channels are required for galvanic isolation in automotive or industrial settings. The 1 kVrms isolation rating suits applications with moderate voltage barriers. Consider the 150 Mb/s data rate for high-speed communication needs. Evaluate the 16-SOIC-Narrow footprint for PCB space constraints. Compare power consumption and thermal dissipation characteristics against system requirements before finalizing the design choice.

Digital Isolators Part Context

This device belongs to the Si86xx family of digital isolators, which leverages CMOS silicon dioxide technology for reliable signal transmission across isolation barriers. The family offers various channel counts and isolation ratings to meet diverse application needs. The SI8660 variant specifically addresses scenarios requiring multiple isolated channels with high-speed performance and automotive reliability certification.

Digital Isolators Replacement Considerations

Direct substitutes within the same series include SI8660BC-B-IS1R and SI8660BD-B-ISR, though these offer higher isolation voltages of 3.75 kVrms and 5 kVrms respectively. Verify pinout compatibility and electrical parameter alignment before substitution. Ensure that any replacement maintains the required AEC-Q100 qualification if used in automotive contexts.