L9679P vs L9678PTR مقارنة
مقارنة تفصيلية جنبًا إلى جنب لـ L9679P بواسطة STMicroelectronics و L9678PTR بواسطة STMicroelectronics. قارن المواصفات الرئيسية والمعلمات الكهربائية والتغليف وحالة دورة الحياة والأسعار والتوافر لتحديد أفضل مكوّن لمتطلبات تصميمك.
مقارنة المواصفات
| المعامل | L9679P | L9678PTR |
|---|---|---|
| العلامة التجارية | STMicroelectronics | STMicroelectronics |
| الفئة | Specialized PMIC | Power MOSFET Drivers |
| حالة دورة الحياة | نشط | نشط |
| الوظيفة | Automotive advanced airbag IC for mid/high-end applications | — |
| العلبة | 100-TQFP (14x14 mm) | 64-LQFP (10x10 mm) |
| عدد الأطراف | 100 | — |
| Pitch | 0.5 mm | — |
| جهد التغذية | 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) | — |
| Sensor Interface | Up to 4 analog sensor channels | — |
| Watchdog | Internal window watchdog | — |
| Diagnostic Features | Squib resistance measurement, short-to-battery / short-to-ground detection, open-load detection | — |
| درجة حرارة التشغيل | -40 C to +125 C (AEC-Q100) | — |
| Automotive Qualification | AEC-Q100 qualified | — |
| Process Technology | BCD (Bipolar-CMOS-DMOS) | — |
| حالة RoHS | Compliant | Compliant |
| نوع التركيب | Surface Mount | Surface Mount |
| مستوى MSL | 3 (168 hours) | 3 (168 hours) |
| Product Type | — | Automotive Airbag System Basis IC (SBI) |
| Operating Voltage (VBAT) | — | 6 V to 18 V (load-dump tolerant up to 40 V) |
| نطاق درجة حرارة التشغيل | — | -40 C to +95 C |
| Integrated Linear Regulator 1 | — | 5 V with external pass transistor |
| Integrated Linear Regulator 2 | — | 3.3 V fully integrated |
| Optional Regulator | — | 7.2 V via external pass transistor (for PSI5 sensor supply) |
| Satellite Sensor Interface Channels | — | 4 channels (analog / PSI5 selectable) |
| PSI5 Support | — | Yes (Manchester-coded remote sensor interface) |
| Battery Cut-off Switch | — | Yes (high-side) |
| Energy Reserve Management | — | Yes (external reservoir capacitor) |
| VDDQ Supply Pins | — | 2 (5 V and 3.3 V I/O compatible) |
| SPI Control Interface | — | Yes (MCU communication, watchdog-linked) |
| Automotive Grade | — | AEC-Q100 capable |