LTC2974IUP vs LTC2977IUP Vergleich
Detaillierter Direktvergleich von LTC2974IUP von Analog Devices und LTC2977IUP 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 | LTC2974IUP | LTC2977IUP |
|---|---|---|
| Marke | Analog Devices | Analog Devices |
| Kategorie | Supervisors & Reset | Supervisors & Reset |
| Lebenszyklusstatus | Aktiv | Aktiv |
| Lagerstatus | In Stock | In Stock |
| Stückpreis (USD) | $7,95 | $16,46 |
| Topologie | 4-channel PMBus power system manager | — |
| Number of Outputs Managed | 4 | — |
| DAC Resolution | 10-bit (per channel) | — |
| ADC Resolution | 16-bit (per channel, differential) | 14-bit (per datasheet functional description) |
| Output Voltage Accuracy | ±0.25% (servo-trimmed) | — |
| On-Chip User EEPROM | 256 bytes | — |
| Schnittstelle | PMBus 1.1 / SMBus 2.0 (I²C-compatible) | PMBus / I2C-compatible SMBus |
| Digital I/O | ALERTB, CONTROL, SHARE_CLK, FAULTB pins | — |
| Betriebstemperaturbereich | -40 °C to +105 °C | — |
| Temperature Sensor | Integrated on-chip | — |
| Supply Voltage (VDD) | [DATA_NEEDED: VDD supply voltage] | 4.5 V to 15 V |
| Supply Current (Iq) | [DATA_NEEDED: typical quiescent current] | — |
| Gehäuse | 64-lead (9 mm × 9 mm) Plastic QFN | 64-Pin QFN (9 mm x 9 mm) with exposed pad |
| Montageart | Surface Mount | Surface Mount |
| MSL-Level | [DATA_NEEDED: MSL rating] | 3 (per JEDEC J-STD-020) |
| RoHS-Status | Compliant | Compliant (#PBF suffix) |
| Tape and Reel Availability | Yes (#TRPBF suffix) | — |
| Multi-Device Sync | Yes (SHARE_CLK pin) | — |
| Funktion | — | 8-Channel PMBus Power System Manager |
| Kanäle | — | 8 |
| Auxiliary Supply (VAA/3V3) | — | 3.3 V |
| Versorgungsstrom | — | 10 mA typical |
| Voltage Measurement Accuracy | — | [DATA_NEEDED: voltage measurement accuracy %] |
| Betriebstemperatur | — | -40 C to +105 C (I grade) |
| Fault Logging | — | Internal black-box EEPROM |
| Trim / Margining | — | Yes, per-rail closed-loop servo |