AD7892AR-1 vs AD7892BR-1 Comparaison
Comparaison détaillée côte à côte de AD7892AR-1 par Analog Devices et AD7892BR-1 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 | AD7892AR-1 | AD7892BR-1 |
|---|---|---|
| Marque | Analog Devices | Analog Devices |
| Catégorie | ADC/DAC | ADC/DAC |
| Statut du cycle de vie | NRND | Actif |
| Statut du stock | In Stock | In Stock |
| Prix unitaire (USD) | $11,20 | $38,90 |
| Résolution | 12 bits | 12 bits |
| Number of Inputs | 2 (selected via R1) | — |
| Throughput Rate | 500 kSPS (AD7892-1 grade) | — |
| Conversion Time | 1.47 us (successive approximation) | 1.47 µs |
| Input Range (R1 selection) | Bipolar ±10 V | — |
| Tension d'alimentation | +5 V single supply | +5 V single supply |
| Courant d'alimentation | ~60 mW power dissipation typical | — |
| On-Chip Reference | +2.5 V internal (LC2MOS buried-zener) | — |
| On-Chip Track/Hold | Yes | — |
| Interface | Parallel and Serial (selectable) | — |
| Architecture | SAR (Successive Approximation) | SAR (Successive Approximation) |
| SNR | 70 dB (typical 50 kHz input) | — |
| INL | ±1 LSB (max) | — |
| Température de fonctionnement | -40C to +85C | -40°C to +85°C |
| Boîtier | 24-SOIC (SO-24 W) | 24-SOIC W (0.295", 7.5 mm width) |
| Type de montage | Surface Mount | Surface Mount |
| Statut RoHS | Non-RoHS (legacy, see AD7892ARZ-1 for Pb-free) | Non-RoHS (BR suffix indicates matte tin / non-LEAD-FREE). Use AD7892BRZ-1 for Pb-free. |
| Lead Finish | SnPb (legacy AD7892AR-1); AD7892ARZ-1 is Pb-free | — |
| Number of Channels | — | 1 |
| Fréquence d'échantillonnage | — | 500 kSPS |
| Input Range (AD7892-1) | — | True bipolar ±10 V or ±5 V |
| Input Range (AD7892-2) | — | 0 V to +5 V |
| Input Range (AD7892-3) | — | ±2.5 V (true bipolar) |
| Overvoltage Protection (AD7892-1/3) | — | ±17 V (AD7892-1), ±7 V (AD7892-3) |
| Reference Type | — | Internal 2.5 V or external |
| Data Interface | — | Parallel (12-bit word) or Serial |
| Track/Hold Amplifier | — | On-chip |
| Input Type | — | Single-Ended (true bipolar on -1/-3) |