PCA9518PW vs P82B96PWR 对比
详细并排对比 PCA9518PW 出自 NXP Semiconductors 和 P82B96PWR 出自 Texas Instruments。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。
规格对比
| 参数 | PCA9518PW | P82B96PWR |
|---|---|---|
| 品牌 | NXP Semiconductors | Texas Instruments |
| 分类 | Interface ICs | Interface ICs |
| 生命周期状态 | 有效 | 有效 |
| Product Type | Expandable 5-channel I2C-bus hub | 2-bit bidirectional bus buffer and cable extender |
| 接口 | I2C and SMBus | — |
| Process Technology | BiCMOS | — |
| Supply Voltage Range | 2.3 V to 3.6 V | — |
| Downstream Channels | 5 channels | — |
| Bus Communication Frequency | 400 kHz | — |
| Partial Power-Down Input Threshold | VDD below 2.0 V | — |
| Partial Power-Down Bus Behavior | I2C-bus I/O pins remain high impedance | — |
| 封装 | 20-pin TSSOP | 8-pin TSSOP (PW) |
| 安装类型 | Surface Mount | Surface mount |
| Manufacturer | NXP Semiconductors | — |
| 功能 | I2C bus buffering and expansion | — |
| 输出类型 | Push-pull | — |
| Operating Voltage | 2.3 V to 3.6 V | — |
| Partial Power-Down Support | Yes | — |
| I2C Bus Isolation | High-impedance state during partial power-down | — |
| Bus Protocol | I2C / SMBus | — |
| RoHS 状态 | unknown | — |
| REACH Status | unknown | — |
| Bus Compatibility | — | I2C/SMBus compatible |
| Channel Count | — | 2 channels |
| Operating Voltage Range | — | 2 V to 15 V |
| Maximum Bus Frequency | — | 400 kHz |
| Bidirectional Data Transfer | — | Yes |
| 工作温度范围 | — | -40 °C to +85 °C |
| DigiKey Description | — | Buffer, ReDriver 2 Channel 400kHz 8-TSSOP |
| Manufacturer Function | — | Bidirectional data transfer between I2C bus and other bus configurations with different voltage and current levels |
| Cable Extension Function | — | Yes |
| I2C Bus Standards | — | I2C and SMBus compatible |
| Output Drive Configuration | — | Dual bidirectional bus buffer |
| LCSC Price Reference | — | $3.8578 as of 2026-10-23 |
| Manufacturer Datasheet Source | — | Texas Instruments P82B96 I2C-compatible dual bidirectional bus buffer datasheet |