A weighted resistor digital to analog converter using N bits requires a total of
(A) N precision resistors. (B) 2N precision resistors.
(C) N + 1 precision resistors. (D) N – 1 precision resistors.
(A) N precision resistors. (B) 2N precision resistors.
(C) N + 1 precision resistors. (D) N – 1 precision resistors.