L9679P vs L9779WD Ikinahambing
Detalyadong pagkakahiwalay na pagkakahambing ng L9679P sa pamamagitan ng STMicroelectronics at L9779WD sa pamamagitan ng STMicroelectronics. Ikinahambing ang mga pangunahing paglalarawan, mga tama ng elektriko, paakay, kalagayan ng buhay, presyo, at pagkakaroon upang makita ang pinakamahusay na komponente para sa iyong mga kinakailangang pang disenyo.
STMicroelectronics
L9779WD - Engine Management Multifunction PMIC 64-HiQUAD | ST
L9779WD ✓ NakahandaPagsanggunian na paghahambing
| Parametro | L9679P | L9779WD |
|---|---|---|
| Brand | STMicroelectronics | STMicroelectronics |
| Kategorya | Specialized PMIC | Power MOSFET Drivers |
| Katayuan ng Lifecycle | Aktibo | Aktibo |
| Fungsi | Automotive advanced airbag IC for mid/high-end applications | — |
| Packhaging | 100-TQFP (14x14 mm) | 64-pin HiQUAD power package |
| Bilang ng Pin | 100 | — |
| Pitch | 0.5 mm | — |
| Volte ng Pagbibigay | 5 V to 18 V nominal; up to 40 V transient | — |
| Battery Voltage Range | 6 V to 18 V (extended 4 V to 40 V for cold-crank and load-dump) | — |
| Squib Driver Channels | 4 high-side / low-side channels | — |
| Communication Interface | SPI (4-wire, configurable) | SPI (serial peripheral interface) |
| Sensor Interface | Up to 4 analog sensor channels | — |
| Watchdog | Internal window watchdog | SPI challenge/response with Markov chain |
| Diagnostic Features | Squib resistance measurement, short-to-battery / short-to-ground detection, open-load detection | — |
| Temperature na Operasyon | -40 C to +125 C (AEC-Q100) | -40 C to +150 C (junction) |
| Automotive Qualification | AEC-Q100 qualified | — |
| Process Technology | BCD (Bipolar-CMOS-DMOS) | — |
| Tindminan RoHS | Compliant | Compliant |
| Uri ng Pagpapasok | Surface Mount | Surface Mount (Power Package) |
| Level ng MSL | 3 (168 hours) | — |
| Manufacturer | — | STMicroelectronics |
| Part Number | — | L9779WD |
| Description | — | Multifunction IC for engine management system |
| Technology | — | BCD6S |
| Supply Voltage (VSUP) | — | 6 V to 18 V (40 V transient) |
| 5V MCU Regulator | — | 5 V nominal, up to 250 mA |
| 5V Sensor Supply | — | 5 V nominal, up to 150 mA |
| Injection Predrivers | — | 4 channels (INJ1-INJ4) |
| Ignition Predrivers | — | Integrated |
| Stepper Predriver | — | 2 channels (idle air control / throttle) |
| Relay Drivers | — | Main relay, oil/oxygen sensor relay |
| Tachometer / Hall Input | — | TACH |
| Reverse Battery Protection | — | External diode on KEY_ON (internal pull-down) |
| Qualification | — | AEC-Q100 automotive grade |