LM2903N vs LM393N Comparaison
Comparaison détaillée côte à côte de LM2903N par Texas Instruments et LM393N par Texas Instruments. Comparez les spécifications clés, les paramètres électriques, le conditionnement, le statut de cycle de vie, les prix et la disponibilité pour déterminer le meilleur composant pour vos exigences de conception.
Texas Instruments
LM2903N - Dual Voltage Comparator, Open-Collector, 8-DIP | TI/STMicro/onsemi
LM2903N ✓ ActifComparaison des spécifications
| Paramètre | LM2903N | LM393N |
|---|---|---|
| Marque | Texas Instruments | Texas Instruments |
| Catégorie | Amplifier ICs | Amplifier ICs |
| Statut du cycle de vie | Actif | Actif |
| Statut du stock | In Stock | In Stock |
| Prix unitaire (USD) | $0,27 | $0,18 |
| Comparator Type | Low Offset Voltage, Dual Differential | Dual General-Purpose Comparator |
| Number of Comparators | 2 (dual independent) | 2 (dual) |
| Type de sortie | Open-Collector / Open-Drain | Open-Collector / Open-Drain (single-ended) |
| 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) | — |
| 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 | — |
| Plage de température de fonctionnement | -40 C to +125 C | 0 C to +70 C (LM393N) / -40 C to +85 C (LM2903N) |
| Boîtier | 8-Pin PDIP (DIP-8, N suffix) | 8-PDIP (DIP-8, through-hole) |
| Type de montage | Through-Hole | Through-Hole |
| Statut RoHS | Compliant (NOPB suffix); non-compliant original | Non-RoHS (LM393N); RoHS on LM393N/NOPB variant |
| Lead-Free / NOPB Option | Yes (LM2903N/NOPB) | — |
| Manufacturer Source Bases | TI, STMicroelectronics, onsemi, NXP | — |
| 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) |
| Common-Mode Input Range | — | 0 V to VCC - 1.5 V (ground sensing) |
| Quiescent Current (typ) | — | 0.4 mA per comparator (0.8 mA total) |