MAX145ACUA vs MAX144BCUA Comparaison
Comparaison détaillée côte à côte de MAX145ACUA par Analog Devices et MAX144BCUA par Maxim Integrated. 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 | MAX145ACUA | MAX144BCUA |
|---|---|---|
| Marque | Analog Devices | Maxim Integrated |
| Catégorie | ADC/DAC | ADC/DAC |
| Statut du cycle de vie | Actif | Actif |
| Statut du stock | In Stock | In Stock |
| Prix unitaire (USD) | $5,10 | $7,91 |
| 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 | — |
| Fréquence d'échantillonnage | 108 ksps | 108 ksps |
| 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 | — |
| Conversion Time | 7.4 µs (incl. track/hold acquisition) | 7.4 µs (SAR successive approximation) |
| Wake-Up Time | 2.5 µs | 2.5 µs |
| 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-) | — |
| Boîtier | 8-pin µMAX / uSOP | 8-pin µMAX (8-MSOP, 3.00 mm width) |
| Operating Temperature (A grade) | 0 °C to +70 °C | — |
| Type de montage | Surface Mount | Surface Mount |
| Statut RoHS | Compliant (lead-free variants) | [DATA_NEEDED: RoHS compliance] |
| Résolution | — | 12 bit |
| Number of Inputs | — | 2 (single-ended, multiplexed) |
| 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) |
| 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) |
| Niveau MSL | — | [DATA_NEEDED: MSL rating] |
| Compatible Pinout Part | — | MAX145 (14-bit upgrade, same 8-µMAX footprint) |