LM2903N vs LM393P Comparison
Detailed side-by-side comparison of LM2903N by Texas Instruments and LM393P 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
LM2903N - Dual Voltage Comparator, Open-Collector, 8-DIP | TI/STMicro/onsemi
LM2903N ✓ ActiveTexas Instruments
LM393P - Dual Comparator, 2V-36V, Open-Collector, 8-PDIP | Texas Instruments
LM393P ✓ ActiveSpecification Comparison
| Parameter | LM2903N | LM393P |
|---|---|---|
| Brand | Texas Instruments | Texas Instruments |
| Category | Amplifier ICs | Amplifier ICs |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $0.27 | $0.18 |
| Comparator Type | Low Offset Voltage, Dual Differential | Differential (general purpose) |
| Number of Comparators | 2 (dual independent) | 2 (dual) |
| Output Type | Open-Collector / Open-Drain | Open-Collector |
| Supply Voltage (Single Supply) | 2 V to 36 V | — |
| Supply Voltage (Dual Supply) | ±1 V to ±18 V | — |
| Input Offset Voltage (Max) | 2.5 mV (LM2903 grade) | ±5 mV |
| Input Bias Current (Typ) | 25 nA | — |
| Input Common-Mode Range | Includes ground (negative rail) | — |
| Output Sink Current (Typ) | 16 mA typical, 6 mA min | — |
| Response Time (Typ) | 1.3 us at 5 V / 2 mA | — |
| Differential Input Voltage (Max) | 36 V | — |
| Operating Temperature Range | -40 C to +125 C | — |
| Package | 8-Pin PDIP (DIP-8, N suffix) | 8-PDIP (P) through-hole |
| Mounting Type | Through-Hole | Through-Hole |
| RoHS Status | Compliant (NOPB suffix); non-compliant original | Compliant |
| Lead-Free / NOPB Option | Yes (LM2903N/NOPB) | — |
| Manufacturer Source Bases | TI, STMicroelectronics, onsemi, NXP | — |
| Supply Voltage (Single) | — | 2 V to 36 V |
| Supply Voltage (Dual) | — | ±1 V to ±18 V |
| Input Bias Current (Typical) | — | 25 nA |
| Quiescent Current (Typical) | — | 0.4 mA |
| Response Time | — | 1.3 us (typical) |
| Propagation Delay | — | 300 ns |
| Output Sink Current (Max) | — | 16 mA |
| Operating Temperature | — | 0 C to +70 C |