The 6GK1588-3BA21: This is a bare ASIC — SIMATIC NET SIM 1 LF — for the PROFIBUS PA physical layer per IEC 61158-2. It handles the intrinsically safe connection side of a PA segment at 31.25 kbit/s. Packaged in tape and reel (1000 pieces) for lead-free soldering processes. Not a module; intended for board-level integration into field devices or couplers.
Security information accompanying this product covers the standard Siemens industrial security advisory: regular update checks and integration into a holistic security concept. No additional compliance certifications (RoHS, UL, etc.) are explicitly listed in the lifecycle record.