LTC2389IUK-18 vs LTC2391IUK-16 Comparaison
Comparaison détaillée côte à côte de LTC2389IUK-18 par Analog Devices et LTC2391IUK-16 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.
Analog Devices
LTC2391IUK-16 - 16-Bit 250ksps SAR ADC, ±4.096V Input | Analog Devices
LTC2391IUK-16 ✓ ActifComparaison des spécifications
| Paramètre | LTC2389IUK-18 | LTC2391IUK-16 |
|---|---|---|
| Marque | Analog Devices | Analog Devices |
| Catégorie | ADC/DAC | ADC/DAC |
| Statut du cycle de vie | Actif | Actif |
| Statut du stock | In Stock | In Stock |
| Prix unitaire (USD) | $45,30 | $17,40 |
| Résolution | 18 bit | 16 bits |
| Architecture | SAR (Successive Approximation Register) | SAR (Successive Approximation Register) |
| Fréquence d'échantillonnage | 2.5 Msps | — |
| Number of Input Channels | 1 | 1 differential |
| Input Type | Pin-configurable: Fully Differential (±4.096 V), Pseudo-Differential Unipolar (0 V to 4.096 V), Pseudo-Differential Bipolar (±2.048 V) | — |
| Analog Supply Voltage | 5 V (single supply) | — |
| Digital Interface | Serial LVDS | SPI-compatible serial |
| SNR | 99.8 dB | — |
| INL (Max) | ±2 LSB | — |
| No Missing Codes | 18 bits guaranteed | — |
| Internal Reference Voltage | 4.096 V with ±20 ppm/°C max drift | — |
| Internal Reference Buffer | Yes | — |
| Plage de température de fonctionnement | -40 °C to +85 °C (Industrial grade) | -40C to +85C (I-grade) |
| Boîtier | 48-lead QFN (7x7 mm) | 48-QFN (7x7 mm) with exposed pad |
| Type de montage | Surface Mount | Surface Mount |
| RoHS Compliance | RoHS compliant (PBF suffix) | — |
| Sample Rate | — | 250 ksps |
| Analog Input Range | — | ±4.096 V fully differential (true bipolar) |
| Input Common-Mode Range | — | Wide (per datasheet) |
| Analog Supply Voltage (AVDD) | — | 5 V |
| Digital I/O Supply (OVDD) | — | 2.5 V to 5 V |
| INL (max) | — | ±2 LSB |
| DNL | — | No missing codes at 16 bits |
| SNR (typical) | — | 94 dB |
| Internal Reference Accuracy | — | 0.20% initial |
| Internal Reference Tempco | — | 20 ppm/C max |
| Conversion Latency | — | Single-cycle, no latency |
| Package Code | — | HVQCCN-48 (UK suffix) |
| Statut RoHS | — | Compliant (PBF suffix) |