The ADM202E and ADM1181A are robust, high speed, 2-channel RS-232/V.28 interface devices that operate from a single 5 V power supply. Both products are suitable for operation in harsh electrical environments and are compliant with the EU directive on EMC (89/336/EEC). Both the level of electromagnetic emissions and immunity are in compliance with EN55022
The ADM202E and ADM1181A are rugged, high‑speed 2‑channel RS‑232 line drivers and receivers that operate from a single 5 V supply. They are designed for harsh electrical environments and meet EU EMC directives, offering strong ESD and EFT protection.
Key features include up to 230 kbps data rates, multiple package options (PDIP, wide SOIC, narrow SOIC, TSSOP), and comprehensive pin‑out and circuit descriptions. The document contains detailed specifications, absolute maximum ratings, protection schemes, and an ordering guide.
| Maximum Data Rate | 230 kbps |
|---|---|
| Output Voltage Swing | +5.0 V to +9.0 V |
| EFT Protection (I/O pins) | +2 kV |
| Operating Temperature Range (Industrial) | -40 °C to +85 °C |
The devices support data rates up to 230 kbps.
Both parts are offered in 16‑lead PDIP, wide SOIC, narrow SOIC, and space‑saving TSSOP packages.
The industrial version operates from –40 °C to +85 °C.