DS2450S vs DS2450S+ Comparaison
Comparaison détaillée côte à côte de DS2450S par Analog Devices et DS2450S+ par Analog Devices. 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.
Comparaison des spécifications
| Paramètre | DS2450S | DS2450S+ |
|---|---|---|
| Marque | Analog Devices | Analog Devices |
| Catégorie | ADC/DAC | ADC/DAC |
| Statut du cycle de vie | NRND | Obsolete |
| Résolution | 16 bit | 16 bit |
| Number of Channels | 4 input / 1 ADC (4-to-1 mux) | — |
| ADC Architecture | Successive Approximation (SAR) | — |
| Plage de tension d'entrée | 0 V to 2.56 V or 0 V to 5.12 V (user-programmable per channel) | 0 to 5.12 V / 0 to 2.56 V / ±5.12 V / ±2.56 V (software-selectable) |
| Programmable Resolution | 1 to 16 bits per channel | — |
| Communication Interface | Dallas 1-Wire (single-wire, parasitic-power capable) | — |
| Tension d'alimentation | 5 V single supply (parasitic or external VCC) | — |
| Active Power Consumption | 2.5 mW (typical) | — |
| Idle Power Consumption | 25 µW (typical) | — |
| Unique Serial Number | 64-bit 1-Wire ROM ID (per device) | — |
| On-chip Memory | SRAM for per-channel range/resolution/alarm settings | — |
| Conditional Search | Yes (per-channel alarm flag participation) | Per-channel over/under threshold flags supported |
| Power-on Reset Flag | Yes (master detects need to restore settings) | — |
| Boîtier | 8-pin SOIC (SO-8) | 8-pin SOIC (S) |
| Température de fonctionnement | -40C to +85C (industrial) | -40 °C to +85 °C (industrial grade) |
| Statut RoHS | [DATA_NEEDED: RoHS compliance] | Compliant [DATA_NEEDED: confirm from manufacturer page] |
| Number of Input Channels | — | 4 |
| Architecture | — | Successive Approximation (SAR) |
| Digital Interface | — | 1-Wire (Dallas Semiconductor proprietary, single-wire bi-directional) |
| Supply Voltage (VCC) | — | 2.8 V to 5.25 V [DATA_NEEDED: confirm in datasheet electrical characteristics] |
| Conversion Time (per conversion, 12-bit) | — | 80 µs typical + 160 µs overhead per channel |
| Conversion Time (4 channels × 16-bit) | — | 4 × 16 × 80 µs + 4 × 160 µs ≈ 5.8 ms [DATA_NEEDED: confirm exact value in datasheet] |
| On-chip Reference | — | Internal bandgap [DATA_NEEDED: VREF value] |
| ROM ID | — | 64-bit unique factory-lasered serial number |
| Per-channel Configuration | — | Voltage range, resolution, offset/gain calibration, alarm thresholds |
| Type de montage | — | Surface Mount |