L9678PTR-S vs L9779WD مقایسه
مقایسه دقیق کنار به کنار L9678PTR-S توسط STMicroelectronics و L9779WD توسط STMicroelectronics. مشخصات کلیدی، پارامترهای الکتریکی، بسته‌بندی، وضعیت چرخه عمر، قیمت‌گذاری و موجودی را مقایسه کنید تا بهترین قطعه را برای نیازهای طراحی خود تعیین کنید.
STMicroelectronics
L9678PTR-S - Automotive Airbag SBC w/ PSI5 & Battery Cut-Off | ST
L9678PTR-S ✓ فعال
مقایسه مشخصات
| پارامتر | L9678PTR-S | L9779WD |
|---|---|---|
| برند | STMicroelectronics | STMicroelectronics |
| دسته‌بندی | Power MOSFET Drivers | Power MOSFET Drivers |
| وضعیت چرخه عمر | فعال | فعال |
| Product Type | Automotive System Basis Chip (SBC) for airbag | — |
| Operating Voltage Min | 6.0 V | — |
| Operating Voltage Max | 18.0 V | — |
| Load-Dump Tolerant | Up to 40 V | — |
| Battery Cut-Off Switch | Integrated solid-state | — |
| PSI5 Interface | 2 channels, supports up to 10 satellites | — |
| High-Side Deployable Outputs | 2 channels | — |
| Low-Side Deployable Outputs | 4 channels | — |
| Host Interface | SPI (16-bit), up to 8 MHz | — |
| On-chip MCU | Dual ARM Cortex-M0 lockstep | — |
| محدوده دمای کاری | -40 C to +95 C | — |
| بسته‌بندی | 64-pin LQFP, 10x10 mm | 64-pin HiQUAD power package |
| نوع نصب | Surface Mount | Surface Mount (Power Package) |
| AEC-Q100 Qualification | Yes | — |
| Functional Safety | ISO 26262 ASIL-D capable | — |
| وضعیت 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) |
| دمای کاری | — | -40 C to +150 C (junction) |
| Qualification | — | AEC-Q100 automotive grade |