ADM2483 Datasheet PDF | Analog Devices

Analog Devices ADM2483

The ADM2483 differential bus transceiver is an integrated, galvanically isolated component designed for bidirectional data communication on balanced, multipoint bus transmission lines. It complies with ANSI EIA/TIA-485-A and ISO 8482: 1987(E). The logic side of the device is powered with either a 5 V or 3 V supply, and the bus side uses a 5 V supply only.

Part No.	ADM2483
Datasheet	ADM2483 Download
Manufacturer	Analog Devices
Description	Half-Duplex iCoupler Isolated RS-485 Transceiver
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FEATURES

► RS-485 transceiver with electrical data isolation ► Complies with ANSI TIA/EIA RS-485-A and ISO 8482: 1987(E) ► 500 kbps data rate ► Slew rate-limited driver outputs ► Low power operation: 2.5 mA max ► Suitable for 5 V or 3 V operations (VDD1) ► High common-mode transient immunity: >25 kV/μs ► True fail-safe receiver inputs ► Chatter-free power-up/power-down protection ► 256 nodes on bus ► Thermal shutdown protection ► Safety and regulatory approvals ► UL 1577 ► VISO = 2500 VRMS for 1 minute ► IEC/CSA 62368-1 ► IEC/CSA 60601-1 ► IEC/CSA 61010-1 ► CQC GB4943.1 ► DIN EN IEC 60747-17 (VDE 0884-17) ► VIORM = 565 V peak ► Operating temperature range: −40°C to +85°C

APPLICATIONS

► Low power RS-485/RS-422 networks ► Isolated interfaces ► Building control networks ► Multipoint data transmission systems FUNCTIONAL BLOCK DIAGRAM

GENERAL DESCRIPTION

Using the iCoupler technology from Analog Devices, Inc., the ADM2483 combines a 3-channel isolator, a three-state differential line driver, and a differential input receiver into a single package.