L9679P vs L9779WDAT2 مقایسه
مقایسه دقیق کنار به کنار L9679P توسط STMicroelectronics و L9779WDAT2 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
L9779WDAT2 - Multifunction Engine Management PMIC | STMicroelectronics
L9779WDAT2 ✓ فعالمقایسه مشخصات
| پارامتر | L9679P | L9779WDAT2 |
|---|---|---|
| برند | STMicroelectronics | STMicroelectronics |
| دسته‌بندی | Specialized PMIC | Power Management |
| وضعیت چرخه عمر | فعال | فعال |
| عملکرد | Automotive advanced airbag IC for mid/high-end applications | Engine management system-basis chip with integrated drivers |
| بسته‌بندی | 100-TQFP (14x14 mm) | 64-pin HiQUAD (HQFP-64) power package with exposed pad |
| تعداد پایه | 100 | — |
| Pitch | 0.5 mm | — |
| ولتاژ تغذیه | 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 | — |
| Communication Interface | SPI (4-wire, configurable) | SPI (Serial Peripheral Interface) |
| Sensor Interface | Up to 4 analog sensor channels | — |
| Watchdog | Internal window watchdog | Integrated SPI-configurable watchdog timer |
| Diagnostic Features | Squib resistance measurement, short-to-battery / short-to-ground detection, open-load detection | — |
| دمای کاری | -40 C to +125 C (AEC-Q100) | — |
| Automotive Qualification | AEC-Q100 qualified | — |
| Process Technology | BCD (Bipolar-CMOS-DMOS) | BCD6S (ST proprietary mixed-signal) |
| وضعیت RoHS | Compliant | Compliant |
| نوع نصب | Surface Mount | Surface Mount |
| سطح MSL | 3 (168 hours) | [DATA_NEEDED: MSL rating per JEDEC J-STD-020] |
| Product Type | — | Multifunction Automotive Power Management IC (PMIC) |
| Supply Voltage Range | — | 2.9 V to 5.5 V (main logic supply) |
| Output Channels | — | Configurable power stages + OUT21-OUT28 stepper/driver stages |
| Integrated Regulators | — | 5V and 3.3V linear regulators (typ.) |
| Driver Type | — | High-side / low-side configurable predrivers for external N-MOSFETs |
| محدوده دمای کاری | — | -40 C to +150 C (AEC-Q100 automotive grade-0, typ.) |
| AEC-Q100 Qualification | — | Qualified (automotive grade) |
| Lead-Free | — | Yes |