AD7892BR-1 vs AD7892AR-1 Comparaison
Comparaison détaillée côte à côte de AD7892BR-1 par Analog Devices et AD7892AR-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 | AD7892BR-1 | AD7892AR-1 |
|---|---|---|
| Marque | Analog Devices | Analog Devices |
| Catégorie | ADC/DAC | ADC/DAC |
| Statut du cycle de vie | Actif | NRND |
| Statut du stock | In Stock | In Stock |
| Prix unitaire (USD) | $38,90 | $11,20 |
| Résolution | 12 bits | 12 bits |
| Number of Channels | 1 | — |
| Fréquence d'échantillonnage | 500 kSPS | — |
| Conversion Time | 1.47 µs | 1.47 us (successive approximation) |
| Tension d'alimentation | +5 V single supply | +5 V single supply |
| 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) | — |
| Architecture | SAR (Successive Approximation) | SAR (Successive Approximation) |
| 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) | — |
| Température de fonctionnement | -40°C to +85°C | -40C to +85C |
| Boîtier | 24-SOIC W (0.295", 7.5 mm width) | 24-SOIC (SO-24 W) |
| Type de montage | Surface Mount | Surface Mount |
| Statut RoHS | Non-RoHS (BR suffix indicates matte tin / non-LEAD-FREE). Use AD7892BRZ-1 for Pb-free. | Non-RoHS (legacy, see AD7892ARZ-1 for Pb-free) |
| Number of Inputs | — | 2 (selected via R1) |
| Throughput Rate | — | 500 kSPS (AD7892-1 grade) |
| Input Range (R1 selection) | — | Bipolar ±10 V |
| 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) |
| SNR | — | 70 dB (typical 50 kHz input) |
| INL | — | ±1 LSB (max) |
| Lead Finish | — | SnPb (legacy AD7892AR-1); AD7892ARZ-1 is Pb-free |