A. Basic Differential Voltage Sense Amplifier The basic MOS differential voltage sense amplifier circuit contains all elements required for differential sensing. A differential amplifier takes small signal differential inputs and amplifies them to a large signal single ended output.
What is a shunt amplifier?
Current sense amplifiers (also called current shunt amplifiers) are special-purpose amplifiers that output a voltage proportional to the current flowing in a power rail. ... These amplifiers use specialized ESD structures that enable them to have this functionality.
What does a sense amplifier do?
A sense amplifier is part of the read circuitry that is used when data is read from the memory; its role is to sense the low power signals from a bitline that represents a data bit (1 or 0) stored in a memory cell, and amplify the small voltage swing to recognizable logic levels so the data can be interpreted properly ...
What is current shunt feedback amplifier?
Current-Shunt Feedback In the current shunt feedback circuit, a fraction of the output voltage is applied in series with the input voltage through the feedback circuit. This is also known as series-driven shunt-fed feedback i.e., a series-parallel circuit.
How do you select a shunt resistor?
Specifying a Shunt Resistor Several parameters are important to specify a shunt resistor. Shunt resistors have a maximum current rating. The resistance value is given by the voltage drop at the maximum current rating. For example, a shunt resistor rated with 100 A and 50 mV has a resistance of 50 / 100 = 0.5 mΩ.