High-speed 5 V comparators

for fast event detection and signal conditioning

Accelerate your circuit performance with ST's high-speed comparators

Struggling with slow response times and inaccurate signal processing in your electronic designs? STMicroelectronics' high-speed comparators - TS3021, TS3022, TS3121, and TS3011 - are here to solve these common issues. These state-of-the-art components offer ultrafast response times, low power consumption, and exceptional precision, making them ideal for a wide range of applications including signal processing, data acquisition, and industrial automation. With ST's high-speed comparators, you can ensure reliable performance and enhanced efficiency in your circuits. Upgrade to the best-in-class comparators and experience the difference in speed and accuracy.

Factory automation

Power tools

Digital smart metering

On-board chargers and automotive

Use cases and application examples

Ensure factory robots run safely

Our TS3121 with fail-safe inputs allows a toggling supply voltage to save power while efficiently monitoring events during standby battery operation.

Accurate motor control

The TS3021A comparator with 38 ns and 2 mV max. offset precisely detects zero-crossing in sensor-less motor control.

Safe charging of EV batteries

The 8-ns TS3011 can help detect overcurrent events in SiC transistors before they lead to dangerous thermal destruction.

Fast and low-power smart metering

Our 60-ns TS3121, thanks to a guaranteed startup time, can be turned on periodically to perform measurements.

Discover our portfolio

Our high-speed comparator portfolio, delivers precision down to 2 mV and ultrafast propagation delays as low as 8 ns. Available in compact packages, some models also offer high-temperature versions up to 150°C, ensuring reliable performance in demanding environments. Ideal for industrial, automotive, and consumer electronics, these comparators provide the speed and accuracy needed for advanced applications.