L9678PTR-S vs L9779WD Comparação
Comparação detalhada lado a lado de L9678PTR-S por STMicroelectronics e L9779WD por STMicroelectronics. Compare especificações principais, parâmetros elétricos, encapsulamento, status do ciclo de vida, preços e disponibilidade para determinar o melhor componente para os requisitos do seu projeto.
STMicroelectronics
L9678PTR-S - Automotive Airbag SBC w/ PSI5 & Battery Cut-Off | ST
L9678PTR-S ✓ Ativo
Comparação de especificações
| Parâmetro | L9678PTR-S | L9779WD |
|---|---|---|
| Marca | STMicroelectronics | STMicroelectronics |
| Categoria | Power MOSFET Drivers | Power MOSFET Drivers |
| Status do ciclo de vida | Ativo | Ativo |
| Status do estoque | In Stock | In Stock |
| Preço unitário (USD) | $3,50 | $5,85 |
| 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 | — |
| Faixa de temperatura de operação | -40 C to +95 C | — |
| Encapsulamento | 64-pin LQFP, 10x10 mm | 64-pin HiQUAD power package |
| Tipo de montagem | Surface Mount | Surface Mount (Power Package) |
| AEC-Q100 Qualification | Yes | — |
| Functional Safety | ISO 26262 ASIL-D capable | — |
| Status 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) |
| Temperatura de operação | — | -40 C to +150 C (junction) |
| Qualification | — | AEC-Q100 automotive grade |