L9679P vs L9678PTR-S Comparison
Detailed side-by-side comparison of L9679P by STMicroelectronics and L9678PTR-S by STMicroelectronics. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
STMicroelectronics
L9678PTR-S - Automotive Airbag SBC w/ PSI5 & Battery Cut-Off | ST
L9678PTR-S ✓ ActiveSpecification Comparison
| Parameter | L9679P | L9678PTR-S |
|---|---|---|
| Brand | STMicroelectronics | STMicroelectronics |
| Category | Specialized PMIC | Power MOSFET Drivers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $6.18 | $3.50 |
| Function | Automotive advanced airbag IC for mid/high-end applications | — |
| Package | 100-TQFP (14x14 mm) | 64-pin LQFP, 10x10 mm |
| Pin Count | 100 | — |
| Pitch | 0.5 mm | — |
| Supply Voltage | 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 | — |
| Operating Temperature | -40 C to +125 C (AEC-Q100) | — |
| Automotive Qualification | AEC-Q100 qualified | — |
| Process Technology | BCD (Bipolar-CMOS-DMOS) | — |
| RoHS Status | Compliant | Compliant |
| Mounting Type | Surface Mount | Surface Mount |
| MSL Level | 3 (168 hours) | — |
| Product Type | — | Automotive System Basis Chip (SBC) for airbag |
| Operating Voltage Min | — | 6.0 V |
| Operating Voltage Max | — | 18.0 V |
| Load-Dump Tolerant | — | Up to 40 V |
| Battery Cut-Off Switch | — | Integrated solid-state |
| PSI5 Interface | — | 2 channels, supports up to 10 satellites |
| High-Side Deployable Outputs | — | 2 channels |
| Low-Side Deployable Outputs | — | 4 channels |
| Host Interface | — | SPI (16-bit), up to 8 MHz |
| On-chip MCU | — | Dual ARM Cortex-M0 lockstep |
| Operating Temperature Range | — | -40 C to +95 C |
| AEC-Q100 Qualification | — | Yes |
| Functional Safety | — | ISO 26262 ASIL-D capable |