PCA9546AD vs PCA9546AD,118 对比
详细并排对比 PCA9546AD 出自 NXP Semiconductors 和 PCA9546AD,118 出自 NXP Semiconductors。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 | PCA9546AD | PCA9546AD,118 |
|---|---|---|
| 品牌 | NXP Semiconductors | NXP Semiconductors |
| 分类 | Interface ICs | Interface ICs |
| 生命周期状态 | 停产 | 停产 |
| 库存状态 | 有库存 | 有库存 |
| 单价（USD） | $0.70 | $0.98 |
| 功能 | 4-channel bidirectional I2C/SMBus translating switch | 4-channel bidirectional I2C/SMBus translating switch with reset |
| Number of Channels | 4 (SC0/SD0 to SC3/SD3) | — |
| Supply Voltage (VDD) | 2.3 V to 5.5 V | — |
| 接口 | I2C-bus, SMBus | I2C, SMBus |
| Maximum Bus Frequency | 400 kHz | — |
| Reset Input | Active-LOW RESET pin | Active-LOW RESET |
| Channel Selection | Programmable control register (writable via I2C) | — |
| Address Pins | A0, A1, A2 (8 selectable I2C addresses) | A0, A1, A2 (up to 8 devices per bus) |
| Logic-Level Translation | Yes, pass-gate allows mixed-voltage (1.65 V to 5.5 V) interconnection | — |
| Power-Up Default State | All switch channels deselected | — |
| 封装 | SOIC-16 (SO16, D suffix) | 16-SOIC (0.154 in, 3.90 mm width) |
| 安装类型 | Surface Mount | Surface Mount |
| Ordering Suffix | PCA9546AD,118 (tape and reel, nickel/palladium/gold finish) | — |
| 工作温度 | [DATA_NEEDED: operating temperature range] | [DATA_NEEDED: operating temperature range] |
| ESD Rating | [DATA_NEEDED: HBM ESD rating] | — |
| RoHS 状态 | Compliant (,118 ordering code) | [DATA_NEEDED: RoHS status] |
| 电源电压 | — | 2.3 V to 5.5 V |
| 通道数 | — | 4 downstream SCL/SDA pairs |
| Power-on Default | — | All switch channels deselected |
| Control Register | — | Write-only, 1 byte, bits D0-D3 select channels |
| Maximum Power Dissipation | — | 400 mW |
| On-Resistance | — | [DATA_NEEDED: RON of pass-gate switches] |
| Packaging | — | Digi-Reel / Tape & Reel |
| Lead Free | — | Yes |