L9779 vs L9779WD-SPI-TR Comparison
Detailed side-by-side comparison of L9779 by STMicroelectronics and L9779WD-SPI-TR by STMicroelectronics. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
STMicroelectronics
L9779
L9779 - Multifunction Engine Management PMIC | STMicroelectronics
L9779 β ActiveSTMicroelectronics
L9779WD-SPI-TR
L9779WD-SPI-TR - Automotive SPI Driver IC | STMicroelectronics
L9779WD-SPI-TR β ActiveSpecification Comparison
| Parameter | L9779 | L9779WD-SPI-TR |
|---|---|---|
| Brand | STMicroelectronics | STMicroelectronics |
| Category | Power Management | Power MOSFET Drivers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $8.10 | $1.85 |
| Function | Multifunction IC for engine management system | β |
| Technology | BCD6S | β |
| Package | 64-HiQUAD | PowerSSO-36 |
| Injector Driver Stages | 4 (OUT1-4) | β |
| Starter Relay Drivers | 2 (OUT13, OUT14) | β |
| Power Latch Mode | Yes | β |
| SEO (Start Enable Output) Mode | Yes | β |
| SPI Interface | Yes (L9779WD-SPI variant) | β |
| Operating Voltage Range | [DATA_NEEDED: min/max battery voltage] | β |
| Output Current per Injector Driver | [DATA_NEEDED: max current] | β |
| Operating Temperature Range | [DATA_NEEDED: min/max temperature] | -40Β°C to +150Β°C |
| Mounting Type | Surface Mount | Surface Mount |
| RoHS Status | Compliant | Compliant |
| Automotive Grade | Yes (designed for automotive environment) | β |
| MSL Level | [DATA_NEEDED: MSL level] | β |
| Supply Voltage Range | β | 4.5 V to 40 V |
| Number of Outputs | β | 8 (configurable high-side/low-side) |
| Output Current per Channel | β | 0.5 A (typical) |
| SPI Clock Frequency | β | 5 MHz (max) |
| Standby Current | β | 10 Β΅A (typical) |
| AEC-Q100 Qualified | β | Yes |
| Diagnostic Interface | β | SPI with fault readback |
| Protection Features | β | Over-current, over-temperature, short-circuit |
| Fail-Safe Mode | β | Yes (outputs off on SPI loss) |
| Output Configuration | β | High-side and low-side |
| ESD Protection | β | 8 kV HBM |