The product is a high-performance, ESD-protected, full-duplex, iCoupler isolated RS-485 transceiver with ±8 kV ESD protection, 16 Mbps data rate, compliant with ANSI TIA/EIA-485-A-1998 and ISO 8482:1987(E) standards, suitable for 5 V or 3 V operation (VDD1), with high common-mode transient immunity (>25 kV/μs), receiver with open-circuit, fail-safe design, 32 nodes on the bus, and thermal shutdown protection.
The ADM2490E isolated transceiver from Analog Devices provides high‑speed, full‑duplex RS‑485/RS‑422 communication with up to 16 Mbps data rate and robust +8 kV ESD protection. It is designed for industrial field networks and supports both 5 V and 3 V operation.
The device is supplied in a wide‑body 16‑lead SOIC package, operates from –40 °C to +105 °C, and meets UL 1577 isolation requirements (5000 V rms for 1 min). Detailed specifications, pin configurations, timing data, and regulatory approvals are included in the handbook.
| Maximum Data Rate | 16 Mbps |
|---|---|
| ESD Protection | +8 kV |
| Isolation Voltage | 5000 V rms (1 min) |
| Operating Temperature Range | –40 °C to +105 °C |
| Package Type | Wide body, 16‑lead SOIC |
The transceiver supports up to 16 Mbps data rate.
It includes +8 kV ESD protection on the RS‑485 input and output pins.
It meets UL 1577 with 5000 V rms isolation voltage for 1 minute.
The device operates from –40 °C to +105 °C.