LTC2977IUP vs LTC2974IUP Vergleich
Detaillierter Direktvergleich von LTC2977IUP von Analog Devices und LTC2974IUP von Analog Devices. Vergleichen Sie die wichtigsten Spezifikationen, elektrischen Parameter, Gehäuse, Lebenszyklusstatus, Preise und Verfügbarkeit, um das beste Bauteil für Ihre Designanforderungen zu ermitteln.
Spezifikationsvergleich
| Parameter | LTC2977IUP | LTC2974IUP |
|---|---|---|
| Marke | Analog Devices | Analog Devices |
| Kategorie | Supervisors & Reset | Supervisors & Reset |
| Lebenszyklusstatus | Aktiv | Aktiv |
| Lagerstatus | In Stock | In Stock |
| Stückpreis (USD) | $16,46 | $7,95 |
| Funktion | 8-Channel PMBus Power System Manager | — |
| Kanäle | 8 | — |
| Supply Voltage (VDD) | 4.5 V to 15 V | [DATA_NEEDED: VDD supply voltage] |
| Auxiliary Supply (VAA/3V3) | 3.3 V | — |
| Versorgungsstrom | 10 mA typical | — |
| Schnittstelle | 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) |
| Betriebstemperatur | -40 C to +105 C (I grade) | — |
| Gehäuse | 64-Pin QFN (9 mm x 9 mm) with exposed pad | 64-lead (9 mm × 9 mm) Plastic QFN |
| Montageart | Surface Mount | Surface Mount |
| Fault Logging | Internal black-box EEPROM | — |
| Trim / Margining | Yes, per-rail closed-loop servo | — |
| MSL-Level | 3 (per JEDEC J-STD-020) | [DATA_NEEDED: MSL rating] |
| RoHS-Status | 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 |
| Betriebstemperaturbereich | — | -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) |