ASIC LSPM 2 – PROFIBUS DP bus interface
The Siemens 6ES7195-0BA31-0XA0 is the LSPM 2 ASIC implementing the PROFIBUS DP slave protocol. It handles complete bus access in hardware, supports automatic baud rate detection up to 12 Mbit/s, and requires no external microprocessor. Operates on a 5 V supply with 0.35 W maximum power loss. Rated for -40 to 75 °C ambient, housed in an 80‑pin MQFP with 4 cm² die area. Firmware scope is not necessary for operation; suitable for simple slave applications.
