L9956 vs L9955 对比
详细并排对比 L9956 出自 STMicroelectronics 和 L9955 出自 National Semiconductor。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
L9956 - SPI Controlled 8-Channel Low-Side Driver | STMicroelectronics
L9956 ✓ 量产中National Semiconductor
L9955 - Low Power Quad Operational Amplifier | National Semiconductor (TI)
L9955 ✓ 量产中规格对比
| 参数 | L9956 | L9955 |
|---|---|---|
| 品牌 | STMicroelectronics | National Semiconductor |
| 分类 | Power MOSFET Drivers | Amplifier ICs |
| 生命周期状态 | 有效 | 有效 |
| 库存状态 | 有库存 | 有库存 |
| 单价（USD） | $2.88 | $0.75 |
| Number of Channels | 8 | 4 |
| 输出类型 | Low-Side | — |
| Maximum Output Current per Channel | 1.5 A | — |
| Supply Voltage (Logic) | 4.5 V to 5.5 V | — |
| Supply Voltage (Power) | 4.5 V to 28 V | — |
| On-Resistance (Typical) | 0.5 ohm | — |
| SPI Clock Frequency | 5 MHz (max) | — |
| PWM Capability | 8-bit | — |
| Quiescent Current (Standby) | [DATA_NEEDED: Quiescent current in standby mode] | — |
| 工作温度范围 | -40C to +150C | -40°C to +85°C |
| 封装 | PowerSO-36 | 14-pin DIP, 14-pin SOIC |
| 安装类型 | Surface Mount | Through Hole, Surface Mount |
| Protection Features | Overcurrent, Overtemperature, Open-Load Detection | — |
| RoHS 状态 | Compliant | Compliant |
| AEC-Q100 Qualified | Yes | — |
| Supply Voltage Range (Single) | — | 3 V to 30 V |
| Supply Voltage Range (Dual) | — | ±1.5 V to ±15 V |
| Quiescent Current per Amplifier | — | 0.4 mA (typical) |
| Unity-Gain Bandwidth | — | 1 MHz |
| Slew Rate | — | 0.5 V/µs |
| Input Offset Voltage | — | 2 mV (typical) |
| Input Bias Current | — | 50 nA (typical) |
| Common-Mode Input Voltage Range | — | 0 V to VCC - 1.5 V |
| Output Voltage Swing | — | 0 V to VCC - 1.5 V |
| Output Current | — | 20 mA (typical) |