L9678PTR-S vs L9779WD 比較
詳細並排比較 L9678PTR-S 由 STMicroelectronics 與 L9779WD 由 STMicroelectronics. 比較關鍵規格、電氣參數、封裝、生命週期狀態、價格與供貨情況，以找出最符合您設計需求的元件。
STMicroelectronics
L9678PTR-S - Automotive Airbag SBC w/ PSI5 & Battery Cut-Off | ST
L9678PTR-S ✓ 啟用中
規格比較
| 參數 | L9678PTR-S | L9779WD |
|---|---|---|
| 品牌 | STMicroelectronics | STMicroelectronics |
| 類別 | Power MOSFET Drivers | Power MOSFET Drivers |
| 生命週期狀態 | 啟用中 | 啟用中 |
| 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 | — |
| 工作溫度範圍 | -40 C to +95 C | — |
| 封裝 | 64-pin LQFP, 10x10 mm | 64-pin HiQUAD power package |
| 安裝類型 | Surface Mount | Surface Mount (Power Package) |
| AEC-Q100 Qualification | Yes | — |
| Functional Safety | ISO 26262 ASIL-D capable | — |
| RoHS 狀態 | 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) |
| 工作溫度 | — | -40 C to +150 C (junction) |
| Qualification | — | AEC-Q100 automotive grade |