ADM2485BRWZ-REEL7

Overview

The ADM2485BRWZ-REEL7 is a high-speed, half-duplex RS-485 transceiver featuring integrated galvanic isolation. It supports data rates up to 16 Mb/s with an isolation voltage of 2500 Vrms. The device operates on a supply voltage range of 2.7 V to 5.5 V and draws a maximum operating current of 75 mA. Propagation delay is specified at 45 ns. It utilizes magnetic coupling technology for signal transmission across the isolation barrier.

Feature Summary

• Integrated oscillator driver for external transformer
• PROFIBUS compliant design
• Galvanic isolation via magnetic coupling

Applications

• Industrial automation systems
• PROFIBUS networks
• RS-485 communication buses

Procurement Notes

Verify component authenticity through authorized Analog Devices channels or certified distributors. Confirm that the reel packaging matches the specific REEL7 suffix requirements for automated assembly processes. Ensure storage conditions comply with moisture sensitivity levels defined in the datasheet to maintain reliability prior to soldering.

Selection Notes

Select this component when bidirectional RS-485 communication requires robust galvanic isolation in noisy industrial environments. The integrated transformer driver simplifies circuit design by eliminating external oscillator components. Verify that the 16 Mb/s speed and 2.5 kV isolation rating meet the specific system safety and performance requirements.

Part Context

This part belongs to the ADM2485 series of isolated transceivers from Analog Devices. It is designed for reliable data communication in harsh industrial settings. The REEL7 suffix indicates a specific tape and reel configuration intended for surface-mount technology (SMT) manufacturing lines.

Replacement Considerations

Consult official Analog Devices documentation for verified cross-reference parts. No direct substitute part numbers are confirmed in the provided source material.