MAX144BCUA vs MAX145ACUA Comparaison
Comparaison détaillée côte à côte de MAX144BCUA par Maxim Integrated et MAX145ACUA 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 | MAX144BCUA | MAX145ACUA |
|---|---|---|
| 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) | $7,91 | $5,10 |
| Résolution | 12 bit | — |
| Number of Inputs | 2 (single-ended, multiplexed) | — |
| Fréquence d'échantillonnage | 108 ksps | 108 ksps |
| Conversion Time | 7.4 µs (SAR successive approximation) | 7.4 µs (incl. track/hold acquisition) |
| Plage de tension d'entrée | 0 to VREF | — |
| Tension d'alimentation | +2.7 V to +5.25 V (single) | — |
| Supply Current (active) | [DATA_NEEDED: active current typ] | — |
| Supply Current (AutoShutdown) | 0.3 µA typical (between conversions) | — |
| Wake-Up Time | 2.5 µs | 2.5 µs |
| Internal Clock Frequency | 4.096 MHz | — |
| Interface | SPI/QSPI/MICROWIRE-compatible, 3-wire serial | — |
| Tension de référence | External (VREF applied to REF pin) | — |
| INL (max, B grade) | ±1 LSB | — |
| Température de fonctionnement | 0 °C to +70 °C (commercial, B suffix CUA) | — |
| Boîtier | 8-pin µMAX (8-MSOP, 3.00 mm width) | 8-pin µMAX / uSOP |
| Type de montage | Surface Mount | Surface Mount |
| Niveau MSL | [DATA_NEEDED: MSL rating] | — |
| Statut RoHS | [DATA_NEEDED: RoHS compliance] | Compliant (lead-free variants) |
| Compatible Pinout Part | MAX145 (14-bit upgrade, same 8-µMAX footprint) | — |
| Manufacturer | — | Analog Devices / Maxim Integrated |
| Part Number | — | MAX145ACUA |
| Fonction | — | 12-bit SAR Analog-to-Digital Converter (ADC) |
| Number of Channels | — | 2 (1 pseudo-differential per the MAX145 family) |
| Number of Bits | — | 12 |
| Architecture | — | Successive Approximation Register (SAR) |
| Supply Voltage (VDD) | — | +2.7 V to +5.25 V |
| Supply Current (108 ksps, VDD = 3.6 V) | — | 0.9 mA typ |
| Supply Current (10 ksps, VDD = 3.6 V) | — | 100 µA typ |
| Supply Current (1 ksps, VDD = 3.6 V) | — | 10 µA typ |
| Power-Down Current | — | 0.2 µA typ |
| Digital Interface | — | 3-wire SPI/QSPI/MICROWIRE-compatible serial |
| Internal Clock | — | Yes (on-chip, 2.5 MHz typ) |
| Track/Hold | — | Internal |
| Reference Input | — | External (REF+, REF-) |
| Operating Temperature (A grade) | — | 0 °C to +70 °C |