MAX1291BCEI vs MAX1291BEEI Comparaison
Comparaison détaillée côte à côte de MAX1291BCEI par Maxim Integrated et MAX1291BEEI 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 | MAX1291BCEI | MAX1291BEEI |
|---|---|---|
| Marque | Maxim Integrated | Analog Devices |
| Catégorie | ADC/DAC | ADC/DAC |
| Statut du cycle de vie | Actif | Actif |
| Statut du stock | In Stock | In Stock |
| Prix unitaire (USD) | $8,93 | $9,40 |
| Résolution | 12 bit | 12 bit |
| Number of Channels | 8 single-ended / 4 differential (software-configurable) | 8 single-ended / 4 pseudo-differential |
| Fréquence d'échantillonnage | 250 ksps | 250 ksps |
| ADC Architecture | SAR (Successive Approximation Register) | — |
| Supply Voltage (Analog) | 2.7 V to 3.6 V (single +3 V supply) | — |
| Supply Voltage (Digital) | 2.7 V to 3.6 V | — |
| Internal Reference Voltage | +2.5 V | — |
| Plage de tension d'entrée | 0 to VREF / 0 to 2 VREF / ±VREF / ±2 VREF (software-configurable) | — |
| Data Interface | Parallel (12-bit wide) | Byte-wide parallel (8/16-bit read) |
| Number of Inputs | 4 or 8 (software-configurable) | — |
| Input Type | Single-Ended / Pseudo-Differential | Single-ended, pseudo-differential (software-configurable unipolar/bipolar) |
| Boîtier | 28-pin QSOP | 28-pin QSOP |
| Type de montage | Surface Mount | Surface Mount |
| Température de fonctionnement | 0C to +70C (commercial grade, B suffix) | — |
| Statut RoHS | Compliant (BCEI suffix) | Compliant |
| Power-Down Mode | Yes (hardware and software configurable) | — |
| INL (Max) | [DATA_NEEDED: INL maximum in LSB] | — |
| DNL (Max) | [DATA_NEEDED: DNL maximum in LSB] | — |
| Power Consumption (Active) | [DATA_NEEDED: active supply current in mA] | — |
| Power Consumption (Power-Down) | [DATA_NEEDED: power-down current in uA] | — |
| Architecture | — | SAR (Successive Approximation Register) |
| Analog Supply Voltage | — | +2.7 V to +3.6 V |
| Digital Supply Voltage | — | +2.7 V to +3.6 V |
| Analog Supply Current (AVCC) | — | 2.5 mA typ at 250 ksps |
| Power-Down Current | — | < 10 uA (auto power-down between conversions) |
| Internal Reference | — | +2.5 V, 10 ppm/°C typ |
| INL (max) | — | ±1 LSB |
| DNL (max) | — | ±1 LSB |
| SNR | — | 71 dB |
| Input Bandwidth | — | 16 MHz (-3 dB small-signal) |
| Track-and-Hold Acquisition Time | — | 100 ns |
| Input-Referred Noise | — | 0.5 LSB RMS typ |
| Internal Oscillator | — | 20 MHz (eliminates external clock) |
| Plage de température de fonctionnement | — | -40 °C to +85 °C (industrial) |
| Niveau MSL | — | 1 (unlimited) |