ADM3251E is an isolated single-channel RS-232 line driver/receiver from Analog Devices. It supports a maximum voltage of 2.5 kV and a data transfer rate of 460 kbps.
The ADM3251E is a high‑speed, single‑channel RS‑232 transceiver designed for electrically harsh environments. It integrates dual‑channel digital isolators, an on‑chip dc‑to‑dc converter based on iCoupler® technology, and provides up to 460 kbps data rate with 8 kV contact‑discharge and 15 kV air‑gap ESD protection on the Rin and Tour pins.
The device is supplied in a 20‑lead Wide‑Body SOIC package and operates from a 4.5 V to 5.5 V supply (typical 5.0 V). It meets EIA‑232E specifications, offers extensive pin functionality, and is rated for an industrial temperature range of –40 °C to +85 °C.
| Maximum Data Rate | 460 kbps |
|---|---|
| Operating Voltage Range (VCC) | 4.5 V – 5.5 V |
| Package | 20‑lead Wide‑Body SOIC |
| ESD Protection (Rin and Tour pins) | +15 kV Human Body Model (air discharge +8 kV) |
| Industrial Temperature Range | -40 °C to +85 °C |
The device supports data rates up to 460 kbps.
It operates with a VCC between 4.5 V and 5.5 V (typical 5.0 V).
The part is offered in a 20‑lead Wide‑Body SOIC package.
It provides up to +15 kV human‑body model protection (air discharge up to +8 kV).