ISL32704EIAZ

Drivers, Receivers, Transceivers Overview

The ISL32704EIAZ is a half-duplex RS-485 transceiver featuring galvanic isolation, manufactured by Renesas Electronics Corporation. 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 integrates one driver and one receiver in a QSOP-16 surface-mount package. Key electrical specifications include a maximum output current of 60 mA, a typical operating supply current of 4 mA, and a power dissipation rating of 675 mW. It provides electrostatic discharge (ESD) protection rated at 15 kV and functions reliably across an industrial temperature range from -40°C to +85°C.

Drivers, Receivers, Transceivers Feature Summary

• Galvanically isolated differential bus transceiver for RS-485 communication
• Half-duplex operation with integrated single driver and receiver
• High ESD protection capability for robust signal integrity

Drivers, Receivers, Transceivers Applications

• Industrial automation control systems requiring isolated communication
• Building automation networks utilizing RS-485 protocols
• Factory floor equipment interfacing with isolated microcontrollers

Drivers, Receivers, Transceivers Procurement Notes

Verify component authenticity through authorized distributors or direct manufacturer channels due to the discontinued status. Confirm RoHS compliance details via official datasheets. Validate package markings against the QSOP-16 specification. Ensure storage conditions meet moisture sensitivity level requirements prior to assembly.

Drivers, Receivers, Transceivers Selection Notes

Select this component when galvanic isolation is required for RS-485 buses in noisy environments. Verify that the 4 Mb/s data rate meets system timing constraints. Ensure the 3 V to 5.5 V supply range aligns with the target logic levels. Consider the QSOP-16 footprint during PCB layout design.

Drivers, Receivers, Transceivers Part Context

This part belongs to the ISL32704E series of isolated transceivers. It is designed for applications demanding high noise immunity and safety isolation between the host controller and the communication bus. The device complements Renesas' portfolio of interface solutions for industrial and automotive sectors.

Drivers, Receivers, Transceivers Replacement Considerations

Check for pin-compatible alternatives from Renesas or other manufacturers offering similar isolation ratings and RS-485 compatibility. Verify that substitute components maintain the same QSOP-16 package dimensions and thermal characteristics.