Product Documentation
Virtuoso Functional Block Library Reference
Product Version IC23.1, November 2023

Limiting Amplifier Symbol

The following table summarizes the details of this symbol.

Description

Hard-limiting voltage amplifier

  • Do not express gain in decibels.
  • VinSym is the input voltage about which the output is symmetrical.
  • VoutSym = (LimitHigh + LimitLow )/2
  • Vin = Vin+ - Vin-
Library name

limitingAmplifier

Transfer function

If VOut
>LimitHigh

then VOut
= LimitHigh

If VOut
> LimitLow

then VOut
= LimitLow

Properties (Defaults)

gain (1)

LimitHigh (10)

LimitLow (-10)

VinSym (0)

Input impedance

Output impedance

Zero

Frequency response

Flat

The following figure shows an example of Limiting Amplifier Symbol.


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