Rail-to-Rail Op Amps

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Our rail-to-rail operational amplifier portfolio includes several series covering different voltage ranges. These op amps allow many possible combinations of power consumption and gain bandwidth, enabling you to get the best performance for the appropriate accuracy.

Rail-to-rail op amps are the perfect fit for applications where the supply voltage range is low and the full dynamic range is necessary at the output.


eDesignSuite is a comprehensive set of easy-to-use design-aid utilities ready to help you streamline the system development process with a wide range of ST products.

Signal Conditioning Design Tool

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Active Filters

Handles multi-stage-designs and common topologies
Returns circuit component values
Provides gain, phase and group delay graphs
Low Pass, High Pass and Band Pass


Handles most common configurations
Returns circuit components values
Provides I/O signal waveforms
Inverting, Non Inverting, Window

Current Sensing

Returns circuit component values
Provides current error graphs