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PC123 - European Safety Standard Approved Type Long Creepage Distance Photocoupler
SM8503 - 8-Bit Single-Chip Microcomputer(Controllers For General Purpose)
MD56V62160H - 4-Bank x 1 /048 /576-Word x 16-Bit SYNCHRONOUS DYNAMIC RAM
PC929 - Shortcircuit Protector Circuit Built-in Photocoupler Suitable for Inverter-Driving MOS-FET/IGBT