Consider the 741 circuit in Figure 13.3.

(a) Determine the maximum range of common-mode input voltage if the bias voltages are \(\pm 15 \mathrm{~V}\).

(b) Repeat part (a) if the bias voltages are \(\pm 5 \mathrm{~V}\).

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Noninverting input Offset null R = 1 www www Q8 R3 = 50 Inverting input 212 Q13A 13B Rs= 40 24 30 pF 26 ww 300 R = 1 R = 5 Q1 Q23 216 214 15 218 R6= 2792 o Output 19 R = 2292 R10= ww 221 50 220 Q22 R = Rg= 50 k2100 2 R11 = 50 -OV- Offset Input stage null Bias circuit Gain stage Figure 13.3 Equivalent circuit, 741 op-amp Output stage