UNISONIC TECHNOLOGIES CO., LTD 82CXX VOLTAGE DETEC.
UM82C450 - ASYNCHRONOUS COMMUNICATION ELEMENT
UM82C452 - SINGLE CHIP MULTI - I/O
UM82C451 - PARALLEL/ASYNCHRONOUS COMMUNICATION ELEMENT
F82C455 - VGA Flat Panel / CRT Controller
82C45 - VOLTAGE DETECTORS