PCA9546AD vs PCA9546AD,112 对比
详细并排对比 PCA9546AD 出自 NXP Semiconductors 和 PCA9546AD,112 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,112 |
|---|---|---|
| 品牌 | NXP Semiconductors | NXP Semiconductors |
| 分类 | Interface ICs | Logic 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 | $1.28 |
| 功能 | 4-channel bidirectional I2C/SMBus translating switch | 4-channel bidirectional translating I2C-bus 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) | 3 (A0, A1, A2) - up to 8 devices on one 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) | Compliant |
| Supply Voltage Range | — | 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 |
| Level Translation | — | 1.8 V, 2.5 V, 3.3 V and 5 V buses |
| Power-Up Default | — | All switch channels deselected |
| Packaging | — | Tube |
| Lead Free Status | — | Lead free |
| 生命周期状态 | — | End of Life (per NXP product page; continued supply via Rochester Electronics) |