L9779WDAT2 vs L9679P 对比
详细并排对比 L9779WDAT2 出自 STMicroelectronics 和 L9679P 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
L9779WDAT2 - Multifunction Engine Management PMIC | STMicroelectronics
L9779WDAT2 ✓ 量产中
规格对比
| 参数 | L9779WDAT2 | L9679P |
|---|---|---|
| 品牌 | STMicroelectronics | STMicroelectronics |
| 分类 | Power Management | Specialized PMIC |
| 生命周期状态 | 有效 | 有效 |
| 库存状态 | 有库存 | 有库存 |
| 单价（USD） | $7.95 | $6.18 |
| Product Type | Multifunction Automotive Power Management IC (PMIC) | — |
| 功能 | Engine management system-basis chip with integrated drivers | Automotive advanced airbag IC for mid/high-end applications |
| Supply Voltage Range | 2.9 V to 5.5 V (main logic supply) | — |
| Communication Interface | SPI (Serial Peripheral Interface) | SPI (4-wire, configurable) |
| Process Technology | BCD6S (ST proprietary mixed-signal) | BCD (Bipolar-CMOS-DMOS) |
| 封装 | 64-pin HiQUAD (HQFP-64) power package with exposed pad | 100-TQFP (14x14 mm) |
| 安装类型 | Surface Mount | Surface Mount |
| Output Channels | Configurable power stages + OUT21-OUT28 stepper/driver stages | — |
| Integrated Regulators | 5V and 3.3V linear regulators (typ.) | — |
| Watchdog | Integrated SPI-configurable watchdog timer | Internal window watchdog |
| Driver Type | High-side / low-side configurable predrivers for external N-MOSFETs | — |
| 工作温度范围 | -40 C to +150 C (AEC-Q100 automotive grade-0, typ.) | — |
| AEC-Q100 Qualification | Qualified (automotive grade) | — |
| RoHS 状态 | Compliant | Compliant |
| Lead-Free | Yes | — |
| MSL 等级 | [DATA_NEEDED: MSL rating per JEDEC J-STD-020] | 3 (168 hours) |
| 引脚数量 | — | 100 |
| Pitch | — | 0.5 mm |
| 电源电压 | — | 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 |
| Sensor Interface | — | Up to 4 analog sensor channels |
| Diagnostic Features | — | Squib resistance measurement, short-to-battery / short-to-ground detection, open-load detection |
| 工作温度 | — | -40 C to +125 C (AEC-Q100) |
| Automotive Qualification | — | AEC-Q100 qualified |