TS321ILT technical specifications, attributes, parameters and Applications


TS321ILT Overview:

The TS321ILT is a precision operational amplifier (op-amp) manufactured by STMicroelectronics. Here is an overview of the TS321ILT along with its technical specifications, attributes, parameters, and applications:

Technical Specifications:

  • Manufacturer: STMicroelectronics
  • Part Number: TS321ILT
  • Type: Precision operational amplifier (Op-Amp)
  • Package: SOT-23 (Thin Small Outline Transistor)
  • Supply Voltage: Typically operates from a single power supply ranging from 2.7V to 18V
  • Input Offset Voltage: Low input offset voltage for precision applications
  • Gain Bandwidth Product: Specified gain-bandwidth product for different use cases
  • Slew Rate: The rate at which the op-amp output can change with respect to the input signal
  • Input Bias Current: Low input bias current for improved precision
  • Input Offset Current: Specifications related to the mismatch between the currents entering the two op-amp inputs
  • Operating Temperature Range: The range of temperatures within which the op-amp operates optimally


  • Low Power Consumption: Suitable for battery-operated devices and low-power applications
  • Rail-to-Rail Input and Output: Capable of operating with inputs and outputs that cover the full range of the power supply voltages
  • Low Noise: Provides minimal added noise to the circuit
  • Wide Supply Voltage Range: Can accommodate a broad range of supply voltages for versatility in different applications
  • Small Package Size: SOT-23 package is compact and well-suited for space-constrained designs
  • DataSheet

    TS321ILT PDF


  • Voltage Gain: Determines the amplification capability of the op-amp
  • Input Impedance: The impedance that the op-amp presents at its input terminals
  • Output Impedance: The impedance observed at the op-amp's output terminal
  • Phase Margin: A measure of the stability of the op-amp in a feedback loop
  • Common-Mode Rejection Ratio (CMRR): Ability to reject common-mode signals
  • Power Supply Rejection Ratio (PSRR): How well the op-amp suppresses variations in the power supply voltage


  • Signal Conditioning: Used in sensor signal conditioning circuits for precision measurement
  • Filters: Implementing active filters for various frequency ranges
  • Instrumentation: Precision amplification for instrumentation and measurement applications
  • Data Acquisition Systems: Used in data acquisition systems to amplify and process analog signals
  • Battery-Powered Devices: Suitable for low-power applications where energy efficiency is crucial


  • Detailed technical specifications, performance graphs, application notes, and recommended circuits can be found in the datasheet provided by STMicroelectronics for the TS321ILT op-amp.
  • Understanding the characteristics and parameters of the TS321ILT is essential for optimizing its performance in specific circuit designs and applications.