Key Selection Information
| Selection Parameter | Confirmed Information |
|---|---|
| Package | SO-8 |
| Number of Channels | 2 |
| Operating Temperature | -55℃~+125℃ |
| Input Offset Current(Ios) | 3nA |
| Output Mode | TTL;DTL;ECL;MOS;CMOS |
| Dual Supply | 1V~18V;-18V~-1V |
| Ib – Input Bias Current | 20nA |
Product Overview
LM393DT is a STMicroelectronics comparator identified by the exact orderable code LM393DT. Its confirmed technical identity includes Number of Channels 2, Operating Temperature -55℃~+125℃, Input Offset Current(Ios) 3nA, Output Mode TTL;DTL;ECL;MOS;CMOS.
The exact device is described as: 2 450uA 1mV SO-8 Comparators. Selection should be based on the exact package and the operating conditions required by the design, rather than on a nearby family member or a generic part number.
Technical Specifications
| Parameter | Value |
|---|---|
| Package | SO-8 |
| Number of Channels | 2 |
| Operating Temperature | -55℃~+125℃ |
| Input Offset Current(Ios) | 3nA |
| Output Mode | TTL;DTL;ECL;MOS;CMOS |
| Dual Supply | 1V~18V;-18V~-1V |
| Ib – Input Bias Current | 20nA |
| Propagation Delay(tpd) | 1.3us |
| Quiescent Current(Iq) | 450uA |
| Vos – Input Offset Voltage | 1mV |
| Maximum Power Supply Range (Vdd-Vss) | 36V |
| Single Supply | 2V~36V |
| Response Time (tr) | 1.3us |
Selection Notes
- Package: SO-8
- Number of Channels: 2
- Operating Temperature: -55℃~+125℃
- Input Offset Current(Ios): 3nA
- Output Mode: TTL;DTL;ECL;MOS;CMOS
Application Fit
This exact part is appropriate for designs that require a comparator with the confirmed package and electrical/function parameters above. Final fit depends on the surrounding circuit, interface, thermal and mechanical requirements of the target design.
Design Considerations
Use the exact SO-8 footprint/package definition when checking PCB land pattern, assembly clearance and sourcing equivalence.
Quality & Verification Support
Third-party inspection or testing can be arranged according to customer requirements. Testing fees are borne by the buyer. Additional verification requirements can be discussed before shipment. After an order is placed, physical product, label, packaging, and Date Code photos may be provided where appropriate.
Request a Quote
To request a quotation, provide the manufacturer part number, required quantity, destination, target Date Code if applicable, and any testing or inspection requirements.
Related Engineering Resources
- LM393DT Datasheet (PDF) ??manufacturer datasheet/manual mirrored by LCSC and verified as the original technical document.
