PCA9546AD,112 vs PCA9546ADR 对比
详细并排对比 PCA9546AD,112 出自 NXP Semiconductors 和 PCA9546ADR 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 | PCA9546AD,112 | PCA9546ADR |
|---|---|---|
| 品牌 | NXP Semiconductors | Texas Instruments |
| 分类 | Logic ICs | Interface ICs |
| 生命周期状态 | 停产 | 有效 |
| 库存状态 | 有库存 | 有库存 |
| 单价（USD） | $1.28 | $0.72 |
| 功能 | 4-channel bidirectional translating I2C-bus switch with reset | 4-channel bidirectional I2C/SMBus switch |
| 接口 | I2C, SMBus | I2C bus, SMBus compatible |
| Supply Voltage Range | 2.3 V to 5.5 V | 2.3 V to 5.5 V |
| 通道数 | 4 (1 upstream pair, 4 downstream SCx/SDx pairs) | — |
| On-State Resistance (Ron) Max | 30 ohm | — |
| Reset Input | Active-LOW RESET | Active-low RESET |
| Address Pins | 3 (A0, A1, A2) - up to 8 devices on one bus | 3 (A0, A1, A2) - up to 8 devices on one I2C bus |
| Level Translation | 1.8 V, 2.5 V, 3.3 V and 5 V buses | — |
| Power-Up Default | All switch channels deselected | — |
| 封装 | 16-SOIC (0.154 in, 3.90 mm width) | SOIC-16 (D suffix, 16-SOP) |
| 安装类型 | Surface Mount | Surface Mount |
| Packaging | Tube | Tape and Reel (R suffix) |
| Lead Free Status | Lead free | — |
| 工作温度 | [DATA_NEEDED: operating temperature range] | [DATA_NEEDED: operating temperature range] |
| RoHS 状态 | Compliant | Compliant (per distributor listings) |
| 生命周期状态 | End of Life (per NXP product page; continued supply via Rochester Electronics) | — |
| Number of Channels | — | 4 (1-of-4 bidirectional translating switches) |
| On-Resistance | — | 16 ohm (typical pass-gate, per distributor parametric data) |
| Power-Up State | — | All switch channels deselected |
| Control Register | — | Programmable via I2C bus |
| ESD Rating | — | [DATA_NEEDED: ESD protection rating] |
| Propagation Delay | — | [DATA_NEEDED: propagation delay] |
| 电源电流 | — | [DATA_NEEDED: supply current] |