LTC2977IUP vs LTC2974IUP Comparaison
Comparaison détaillée côte à côte de LTC2977IUP par Analog Devices et LTC2974IUP 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 | LTC2977IUP | LTC2974IUP |
|---|---|---|
| Marque | Analog Devices | Analog Devices |
| Catégorie | Supervisors & Reset | Supervisors & Reset |
| Statut du cycle de vie | Actif | Actif |
| Statut du stock | In Stock | In Stock |
| Prix unitaire (USD) | $16,46 | $7,95 |
| Fonction | 8-Channel PMBus Power System Manager | — |
| Canaux | 8 | — |
| Supply Voltage (VDD) | 4.5 V to 15 V | [DATA_NEEDED: VDD supply voltage] |
| Auxiliary Supply (VAA/3V3) | 3.3 V | — |
| Courant d'alimentation | 10 mA typical | — |
| Interface | PMBus / I2C-compatible SMBus | PMBus 1.1 / SMBus 2.0 (I²C-compatible) |
| Voltage Measurement Accuracy | [DATA_NEEDED: voltage measurement accuracy %] | — |
| ADC Resolution | 14-bit (per datasheet functional description) | 16-bit (per channel, differential) |
| Température de fonctionnement | -40 C to +105 C (I grade) | — |
| Boîtier | 64-Pin QFN (9 mm x 9 mm) with exposed pad | 64-lead (9 mm × 9 mm) Plastic QFN |
| Type de montage | Surface Mount | Surface Mount |
| Fault Logging | Internal black-box EEPROM | — |
| Trim / Margining | Yes, per-rail closed-loop servo | — |
| Niveau MSL | 3 (per JEDEC J-STD-020) | [DATA_NEEDED: MSL rating] |
| Statut RoHS | Compliant (#PBF suffix) | Compliant |
| Topologie | — | 4-channel PMBus power system manager |
| Number of Outputs Managed | — | 4 |
| DAC Resolution | — | 10-bit (per channel) |
| Output Voltage Accuracy | — | ±0.25% (servo-trimmed) |
| On-Chip User EEPROM | — | 256 bytes |
| Digital I/O | — | ALERTB, CONTROL, SHARE_CLK, FAULTB pins |
| Plage de température de fonctionnement | — | -40 °C to +105 °C |
| Temperature Sensor | — | Integrated on-chip |
| Supply Current (Iq) | — | [DATA_NEEDED: typical quiescent current] |
| Tape and Reel Availability | — | Yes (#TRPBF suffix) |
| Multi-Device Sync | — | Yes (SHARE_CLK pin) |