FIELD: semiconductors. SUBSTANCE: device has first and second terminals for connection to power supply, input terminals, identification unit which is connected between first and second terminals. In addition device has first and second units for protection of input terminals. Outputs of said units are connected to corresponding terminals of identification unit and tested object. Identification unit has voltage clipping circuit and fuse. Clipping circuit of identification unit is made of MOSFET transistors which gates are connected to their corresponding drains. EFFECT: increased functional capabilities. 3 dwg, 1 tbl
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