L9779WD vs L9679P Comparación
Comparación detallada lado a lado de L9779WD por STMicroelectronics y L9679P por STMicroelectronics. Compare las especificaciones clave, los parámetros eléctricos, el encapsulado, el estado del ciclo de vida, los precios y la disponibilidad para determinar el mejor componente para los requisitos de su diseño.
Comparación de especificaciones
| Parámetro | L9779WD | L9679P |
|---|---|---|
| Marca | STMicroelectronics | STMicroelectronics |
| Categoría | Power MOSFET Drivers | Specialized PMIC |
| Estado del ciclo de vida | Activo | Activo |
| Estado del stock | In Stock | In Stock |
| Precio unitario (USD) | $5,85 | $6,18 |
| Manufacturer | STMicroelectronics | — |
| Part Number | L9779WD | — |
| Description | Multifunction IC for engine management system | — |
| Technology | BCD6S | — |
| Encapsulado | 64-pin HiQUAD power package | 100-TQFP (14x14 mm) |
| Tipo de montaje | Surface Mount (Power Package) | Surface Mount |
| 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) | SPI (4-wire, configurable) |
| Watchdog | SPI challenge/response with Markov chain | Internal window watchdog |
| 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 funcionamiento | -40 C to +150 C (junction) | -40 C to +125 C (AEC-Q100) |
| Qualification | AEC-Q100 automotive grade | — |
| Estado RoHS | Compliant | Compliant |
| Función | — | Automotive advanced airbag IC for mid/high-end applications |
| Recuento de pines | — | 100 |
| Pitch | — | 0.5 mm |
| Tensión de alimentación | — | 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 |
| Sensor Interface | — | Up to 4 analog sensor channels |
| Diagnostic Features | — | Squib resistance measurement, short-to-battery / short-to-ground detection, open-load detection |
| Automotive Qualification | — | AEC-Q100 qualified |
| Process Technology | — | BCD (Bipolar-CMOS-DMOS) |
| Nivel MSL | — | 3 (168 hours) |