Texas Instruments LM2901-MDA, General Purpose comparator, 4 elements, open-collector rail-to-rail output, 700ns propagation delay, 2V~36V supply, -40°C~85°C, 14-SOIC package.
| Parameter | Value |
|---|---|
| Type | General Purpose |
| Output type | Open-Collector, Rail-to-Rail |
| Mounting | Surface Mount |
| Voltage - input offset | 7mV @ 30V |
| Voltage - supply, single (Dual (±)) | 2V ~ 36V, ±1V ~ 18V |
| Output current | 16mA @ 5V |
| Current - quiescent | 2.5mA |
| Current - input bias | 0.25µA @ 5V |
| Operating temperature | -40°C ~ 85°C |
| Package | Bulk |
| Hysteresis | 10mV |
| Case | 14-SOIC (0.154\", 3.90mm Width) |
| Number of elements | 4 |
| Propagation delay | 700ns (Typ) |
The wide supply range means it can interface directly with 5 V logic, 12 V industrial rails, or 24 V field power without a separate regulator. The open-collector output allows wired-OR connections and level shifting to higher-voltage loads.
The LM2901-MDA is a quad comparator in the standard 14-SOIC footprint, pin-compatible with the industry-standard LM339 family. The LM393 is a dual comparator in an 8-pin package — not a direct pin-for-pin replacement for the quad LM2901-MDA.