This datasheet is for LM339, which is a four independent voltage comparator produced by UTC company. It is specially designed to operate from a single power supply over a wide voltage range.
The LM339 from Unisonic Technologies is a four‑channel voltage comparator designed for single‑supply operation. It offers a wide supply voltage range, low supply current drain, and input bias currents suitable for precision applications.
The device is available in SOP‑14, TSSOP‑14, and DIP‑14 packages and features open‑collector outputs compatible with TTL, DTL, and CMOS logic families. Detailed electrical characteristics and absolute maximum ratings are provided for design reference.
| Supply voltage range | 2 V – 36 V |
|---|---|
| Typical supply current drain | 0.8 mA |
| Typical input bias current | 25 nA |
| Output logic compatibility | TTL, DTL, CMOS |
It operates from 2 V up to 36 V.
The typical supply current drain is 0.8 mA.
The outputs are compatible with TTL, DTL, and CMOS logic systems.