ISL32704EIAZ-T

Drivers, Receivers, Transceivers Overview

The ISL32704EIAZ-T is a half-duplex RS-485 transceiver manufactured by Renesas Electronics. It operates within a supply voltage range of 3 V to 5.5 V and supports data rates up to 4 Mb/s. The device features one driver and one receiver, housed in a QSOP-16 surface-mount package. It functions reliably across an operating temperature range of -40°C to +85°C with a maximum power dissipation of 675 mW. Key electrical specifications include a maximum output current of 60 mA and an operating supply current of 4 mA. The component provides 15 kV ESD protection and is RoHS compliant.

Drivers, Receivers, Transceivers Feature Summary

• Galvanic isolation capability for differential bus transmission
• High electromagnetic interference immunity via RS-485 standard compliance
• Robust electrostatic discharge protection rated at 15 kV

Drivers, Receivers, Transceivers Applications

• Industrial automation control systems
• Building automation networks
• Process control instrumentation

Drivers, Receivers, Transceivers Procurement Notes

Verify the specific suffix 'T' against official datasheets to confirm tape-and-reel packaging requirements. Confirm that the QSOP-16 package dimensions match the target PCB footprint. Ensure the manufacturer designation aligns with current Renesas product lines due to potential corporate transitions from Intersil. Validate RoHS compliance status for the specific production batch before integration.

Drivers, Receivers, Transceivers Selection Notes

Select this component when galvanic isolation is required for RS-485 communication in noisy industrial environments. The 4 Mb/s speed suits moderate bandwidth applications. Verify that the 3 V to 5.5 V supply range matches the system power architecture. Consider the QSOP-16 package constraints during layout planning. Ensure thermal management accommodates the 675 mW power dissipation limit under worst-case load conditions.

Drivers, Receivers, Transceivers Part Context

This part belongs to the ISL32704E series of isolated RS-485 transceivers. It represents a specialized interface solution designed for robust communication in electrically noisy settings. The component integrates isolation barriers directly into the transceiver logic, distinguishing it from standard non-isolated RS-485 devices. It serves as a critical link between microcontroller domains and fieldbus networks requiring high noise immunity.

Drivers, Receivers, Transceivers Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided documentation. Verify compatibility with alternative isolated RS-485 transceivers based on pinout and isolation voltage ratings.