INTEGRATED COMPARATOR, HYSTERESIS COMPARATOR CIRCUIT, AND VOLTAGE DIFFERENCE REVISION METHOD

摘要

PURPOSE: To overcome defects of a conventional technology and to extend a dynamic range of a common mode input voltage. ;CONSTITUTION: A couple of variable current sources A₁, A₂ and A₃, A₄ are provided respectively in a 1st differential cell 2 consisting of a couple of npn bipolar transistors TRs T₁, T₂ and a 2nd differential cell 5 consisting of a couple of pnp bipolar TRs T₈, T₉.;COPYRIGHT: (C)1995,JPO