Two-stage Opamps
Classical two-stage opamp
NMOS differential input pair with PMOS current mirror load
Gain
Poles and zeros
Concept of stability in a two-pole system
Frequency compensation using a Miller capacitor
Pole splitting by the Miller capacitor
UGBW (Unity gain-bandwidth) and PM (phase margin)
RHP (right half plane) zero and use of a nulling resistor
Correlation between PM and transient settling response
A design exercise for the two-stage opamp
IMCR (Input common-mode range)
SR (slew rate)
Understanding large-signal and small signal settling
CMRR (common-mode rejection ratio)
Noise in the opamp
Offset voltage of the opamp
PSRR (power supply rejection ratio)
Opamp used in a negative feedback circuit
Understanding “closed loop” frequency response as a function of the opamp’s open-loop characteristics and feedback factor
Voltage follower
Inverting amplifier
Inverting amplifier + low-pass filter
Folded cascode opamp topology
Негізгі бет CMOS Opamps
Пікірлер: 26