L9678P vs L9678TR 对比
详细并排对比 L9678P 出自 STMicroelectronics 和 L9678TR 出自 STMicroelectronics。对比关键规格、电气参数、封装、生命周期状态、价格和供货情况，以确定最适合您设计需求的元器件。
STMicroelectronics
L9678P - Automotive Airbag System Basis IC | STMicroelectronics (Tape & Reel)
L9678P ✓ 量产中规格对比
| 参数 | L9678P | L9678TR |
|---|---|---|
| 品牌 | STMicroelectronics | STMicroelectronics |
| 分类 | Power MOSFET Drivers | Voltage Regulators |
| 生命周期状态 | 有效 | 有效 |
| Product Type | Automotive Airbag System Basis IC (SBI) | System Basis Chip (SBC) for Airbag Applications |
| 封装 | 64-LQFP (10x10 mm) | LQFP-64 (10x10 mm) |
| Operating Voltage (VBAT) | 6 V to 18 V (load-dump tolerant up to 40 V) | — |
| 工作温度范围 | -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 | — |
| 安装类型 | Surface Mount | Surface Mount |
| MSL 等级 | 3 (168 hours) | [DATA_NEEDED: moisture sensitivity level] |
| RoHS 状态 | Compliant | Compliant |
| Operating Input Voltage | — | 6 V to 35 V |
| LDO Output Voltage | — | 5 V / 3.3 V selectable |
| LDO Output Current | — | [DATA_NEEDED: LDO output current rating] |
| Watchdog Type | — | Windowed watchdog, programmable timeout |
| SPI Interface Speed | — | Up to 5 MHz |
| Squib Driver Channels | — | Dual high-side/low-side drivers with diagnostic |
| 工作温度 | — | -40 C to +95 C ambient |
| AEC-Q100 Qualification | — | Qualified |
| Functional Safety | — | ASIL-B capable |
| Process Technology | — | BCD (Bipolar-CMOS-DMOS) |