DP, ASIC ASPC2 STEP E2 lead-free for PROFIBUS-DP, master, max. 12 MBit/s 6 pieces for laboratory development DP, ASIC ASPC2 STEP E2 lead-free for PROFIBUS-DP, master, max. 12 MBit/s 6 pieces for laboratory development PROFIBUS-DP ASIC ASPC2 STEP E2 PU 6