SI9243AEY-T1

Drivers, Receivers, Transceivers Overview

The SI9243AEY-T1 is a single-ended bus transceiver manufactured by Vishay Siliconix, designed for automotive and industrial communication protocols. It operates within a supply voltage range of 4.5V to 5.5V and supports data rates up to 1 Mb/s. The device integrates one driver and two receivers in an 8-pin SOIC package. It functions reliably across an extended temperature range from -40°C to +125°C, ensuring stability in harsh environments.

Drivers, Receivers, Transceivers Feature Summary

• Supports ISO 9141 protocol for single-ended bus communication
• Integrates one driver and two receivers in a compact package
• Operates with standard 5V logic levels

Drivers, Receivers, Transceivers Applications

• Automotive diagnostic systems using ISO 9141
• Industrial control networks requiring single-ended signaling
• Embedded communication interfaces in vehicle ECUs

Drivers, Receivers, Transceivers Procurement Notes

Verify component authenticity through authorized distributors due to end-of-life status. Confirm RoHS compliance and package marking accuracy upon receipt. Cross-reference datasheet revisions to ensure compatibility with existing system designs before integration.

Drivers, Receivers, Transceivers Selection Notes

Choose this component for applications requiring ISO 9141 compliance with single-ended signaling. Ensure the design accommodates the 4.5V to 5.5V supply range. Consider thermal management for operation at maximum ambient temperatures within the specified range.

Drivers, Receivers, Transceivers Part Context

This part belongs to Vishay's line of bus transceivers, specifically tailored for legacy automotive protocols. It complements other interface solutions by providing dedicated support for ISO 9141 standards in cost-sensitive or space-constrained designs.

Drivers, Receivers, Transceivers Replacement Considerations

Check for direct pin-compatible alternatives such as the SI9243AEY-T1-E3 variant. Verify that substitute components maintain identical protocol support and electrical characteristics for seamless integration.