L9678PTR vs L9779WD Ikinahambing
Detalyadong pagkakahiwalay na pagkakahambing ng L9678PTR 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
L9678PTR - Automotive Airbag System Basis IC | STMicroelectronics
L9678PTR ✓ NakahandaSTMicroelectronics
L9779WD - Engine Management Multifunction PMIC 64-HiQUAD | ST
L9779WD ✓ NakahandaPagsanggunian na paghahambing
| Parametro | L9678PTR | L9779WD |
|---|---|---|
| Brand | STMicroelectronics | STMicroelectronics |
| Kategorya | Power MOSFET Drivers | Power MOSFET Drivers |
| Katayuan ng Lifecycle | Aktibo | Aktibo |
| Product Type | Automotive Airbag System Basis IC (SBI) | — |
| Packhaging | 64-LQFP (10x10 mm) | 64-pin HiQUAD power package |
| Operating Voltage (VBAT) | 6 V to 18 V (load-dump tolerant up to 40 V) | — |
| Hanay ng Temperature na Operasyon | -40 C to +95 C | — |
| Integrated Linear Regulator 1 | 5 V with external pass transistor | — |
| Integrated Linear Regulator 2 | 3.3 V fully integrated | — |
| Optional Regulator | 7.2 V via external pass transistor (for PSI5 sensor supply) | — |
| Satellite Sensor Interface Channels | 4 channels (analog / PSI5 selectable) | — |
| PSI5 Support | Yes (Manchester-coded remote sensor interface) | — |
| Battery Cut-off Switch | Yes (high-side) | — |
| Energy Reserve Management | Yes (external reservoir capacitor) | — |
| VDDQ Supply Pins | 2 (5 V and 3.3 V I/O compatible) | — |
| SPI Control Interface | Yes (MCU communication, watchdog-linked) | — |
| Automotive Grade | AEC-Q100 capable | — |
| Uri ng Pagpapasok | Surface Mount | Surface Mount (Power Package) |
| Level ng MSL | 3 (168 hours) | — |
| Tindminan RoHS | Compliant | Compliant |
| 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 |
| Communication Interface | — | SPI (serial peripheral interface) |
| Watchdog | — | SPI challenge/response with Markov chain |
| 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) |
| Temperature na Operasyon | — | -40 C to +150 C (junction) |
| Qualification | — | AEC-Q100 automotive grade |