Apparatus for generating internal voltage capable of compensating temperature variation
First Claim
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1. An apparatus for generating an internal voltage, comprising:
- a comparing unit for comparing voltage levels between a reference voltage and a comparison voltage;
a current supplying unit for outputting a current to an output terminal in response to an output signal of the comparing unit; and
a voltage dividing unit for outputting the comparison voltage by dividing a voltage of the output terminal in a selected dividing ratio from a plurality of dividing ratios in response to a selection signal.
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Abstract
An apparatus for generating an internal voltage includes a comparing unit for comparing voltage levels between a reference voltage and a comparison voltage, a current supplying unit for outputting a current to an output terminal in response to an output signal of the comparing unit, and a voltage dividing unit for outputting the comparison voltage by dividing a voltage of the output terminal in a selected dividing ratio from a plurality of dividing ratios in response to a selection signal.
21 Citations
10 Claims
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1. An apparatus for generating an internal voltage, comprising:
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a comparing unit for comparing voltage levels between a reference voltage and a comparison voltage;
a current supplying unit for outputting a current to an output terminal in response to an output signal of the comparing unit; and
a voltage dividing unit for outputting the comparison voltage by dividing a voltage of the output terminal in a selected dividing ratio from a plurality of dividing ratios in response to a selection signal. - View Dependent Claims (2, 3, 4, 6, 7, 8, 9, 10)
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5. The apparatus as recited in claim 5, wherein the switching unit, which is coupled between the first NMOS transistor and the ground voltage, includes a second NMOS transistor whose gate receives the selection signal corresponding to the second voltage falling unit.
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