L9679P vs L9779WD तुलना
विस्तृत दोनों ओर की तुलना L9679P द्वारा STMicroelectronics और L9779WD द्वारा STMicroelectronics. मुख्य विशेषताओं, इलेक्ट्रिकल पैरामीटर, पैकेजिंग, चक्र स्थिति, मूल्यांकन और उपलब्धता को तुलना करके अपनी डिजाइन की आवश्यकताओं के लिए सबसे अच्छा घटक निर्धारित करें。
विशेषता तुलना
| पैरामीटर | L9679P | L9779WD |
|---|---|---|
| ब्रांड | STMicroelectronics | STMicroelectronics |
| श्रेणी | Specialized PMIC | Power MOSFET Drivers |
| लाइफसाइकिल स्थिति | सक्रिय | सक्रिय |
| फ़ंक्शन | Automotive advanced airbag IC for mid/high-end applications | — |
| पैकेज | 100-TQFP (14x14 mm) | 64-pin HiQUAD power package |
| पिन काउंट | 100 | — |
| Pitch | 0.5 mm | — |
| सप्लाई वोल्टेज | 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 | SPI challenge/response with Markov chain |
| Diagnostic Features | Squib resistance measurement, short-to-battery / short-to-ground detection, open-load detection | — |
| ऑपरेटिंग तापमान | -40 C to +125 C (AEC-Q100) | -40 C to +150 C (junction) |
| Automotive Qualification | AEC-Q100 qualified | — |
| Process Technology | BCD (Bipolar-CMOS-DMOS) | — |
| RoHS स्थिति | Compliant | Compliant |
| माउंटिंग प्रकार | Surface Mount | Surface Mount (Power Package) |
| MSL स्तर | 3 (168 hours) | — |
| 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 |
| 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) |
| Qualification | — | AEC-Q100 automotive grade |