LM393D vs LM393N Comparison
Detailed side-by-side comparison of LM393D by Texas Instruments and LM393N by Texas Instruments. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
Texas Instruments
LM393D - Dual Differential Comparator, 36V, Open-Collector SOIC-8 | Texas Instruments (Tape & Reel)
LM393D ✓ Active
Specification Comparison
| Parameter | LM393D | LM393N |
|---|---|---|
| Brand | Texas Instruments | Texas Instruments |
| Category | Amplifier ICs | Amplifier ICs |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $0.11 | $0.18 |
| Manufacturer | Texas Instruments | — |
| Part Number | LM393D | — |
| Function | Dual Differential Comparator | — |
| Number of Channels | 2 | — |
| Output Type | Open-Collector | Open-Collector / Open-Drain (single-ended) |
| Supply Voltage (Single) | 2 V to 36 V | — |
| Supply Voltage (Dual) | ±1 V to ±18 V | — |
| Input Offset Voltage (typical) | 1 mV | — |
| Input Bias Current (typical) | 25 nA | — |
| Supply Current per Comparator | 0.4 mA (typical) | — |
| Response Time | 1.3 µs (typical) | — |
| Common-Mode Input Range | 0 V to VCC − 1.5 V | 0 V to VCC - 1.5 V (ground sensing) |
| Operating Temperature Range | 0 °C to +70 °C | 0 C to +70 C (LM393N) / -40 C to +85 C (LM2903N) |
| Package | SOIC-8 (D), 3.90 mm body width | 8-PDIP (DIP-8, through-hole) |
| Mounting Type | Surface Mount | Through-Hole |
| ESD Rating (HBM, B-version) | 2 kV | — |
| RoHS Status | Compliant | Non-RoHS (LM393N); RoHS on LM393N/NOPB variant |
| Lead-Free | Yes | — |
| Comparator Type | — | Dual General-Purpose Comparator |
| Number of Comparators | — | 2 (dual) |
| Input Offset Voltage (max) | — | 5 mV (LM393N); 2 mV (LM193/LM393A grade) |
| Input Bias Current (typ) | — | 25 nA |
| Supply Voltage Range (single supply) | — | 2 V to 36 V |
| Supply Voltage Range (dual supply) | — | ±1 V to ±18 V |
| Output Sink Current (max) | — | 16 mA |
| Propagation Delay (typ) | — | 1.3 us (300 mV overdrive) |
| Quiescent Current (typ) | — | 0.4 mA per comparator (0.8 mA total) |