L9678PTR-S vs L9678P Comparison
Detailed side-by-side comparison of L9678PTR-S by STMicroelectronics and L9678P 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 ✓ ActiveSTMicroelectronics
L9678P - Automotive Airbag System Basis IC | STMicroelectronics (Tape & Reel)
L9678P ✓ ActiveSpecification Comparison
| Parameter | L9678PTR-S | L9678P |
|---|---|---|
| Brand | STMicroelectronics | STMicroelectronics |
| Category | Power MOSFET Drivers | Power MOSFET Drivers |
| Lifecycle Status | Active | Active |
| Product Type | Automotive System Basis Chip (SBC) for airbag | Automotive Airbag System Basis IC (SBI) |
| 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 | -40 C to +95 C |
| Package | 64-pin LQFP, 10x10 mm | 64-LQFP (10x10 mm) |
| Mounting Type | Surface Mount | Surface Mount |
| AEC-Q100 Qualification | Yes | — |
| Functional Safety | ISO 26262 ASIL-D capable | — |
| RoHS Status | Compliant | Compliant |
| Operating Voltage (VBAT) | — | 6 V to 18 V (load-dump tolerant up to 40 V) |
| 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 |
| MSL Level | — | 3 (168 hours) |