FinFET Based Tunable Analog Circuit: Design and Analysis at 45nm Technology

Figure 3

(a) A simple FinFET CMOS analog amplifier, (b) the response of a simple FinFET CMOS amplifier to setting the equal voltage on the back gates (𝑉_bgn=𝑉_bgp), (c) the response of a simple FinFET CMOS amplifier as a function of conjugate voltage on the back gate (𝑉_bgn=−𝑉_bgp), (d) the gain of a simple FinFET CMOS amplifier as a function of conjugate voltage on the back gate (𝑉_bgn=−𝑉_bgp), (e) the phase of a simple FinFET CMOS amplifier as a function of conjugate voltage on the back gate (𝑉_bgn=−𝑉_bgp), (f) the group delay of a simple FinFET CMOS amplifier as a function of conjugate voltage on the back gate (𝑉_bgn=−𝑉_bgp), and (g) the wave form of AC gain of conjugate biasing error.

(a)

(b)

(c)

(d)

(e)

(f)

(g)