PCA9544AD vs PCA9544ARGYR 对比
详细并排对比 PCA9544AD 出自 NXP Semiconductors 和 PCA9544ARGYR 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 | PCA9544AD | PCA9544ARGYR |
|---|---|---|
| 品牌 | NXP Semiconductors | Texas Instruments |
| 分类 | Interface ICs | Logic ICs |
| 生命周期状态 | 停产 | 有效 |
| Device Type | 4-channel I2C-bus multiplexer | — |
| Number of Downstream Channels | 4 channels | — |
| Upstream Bus Pairs | 1 SCL/SDA pair | — |
| Downstream Bus Pairs | 4 SCx/SDx pairs | — |
| Bus Interface | I2C-bus | — |
| Supported Protocol Family | I2C and SMBus-compatible | — |
| 工作电源电压 | 2.3 V to 5.5 V | — |
| Signal Direction | Bidirectional | — |
| Channel Selection | One channel selected at a time by programmable control register | — |
| Interrupt Function | Yes, interrupt logic | — |
| Maximum Power Dissipation | 400 mW for the documented PCA9544APW,112 comparison variant | 400 mW |
| 封装 | 20-SO | VQFN-20 (RGY), 3.5 mm x 4.5 mm |
| 安装类型 | Surface Mount | Surface Mount |
| 生命周期状态 | No Longer Manufactured | — |
| 工作温度范围 | [DATA_NEEDED: operating temperature range] | — |
| Maximum Bus Clock Frequency | [DATA_NEEDED: maximum I2C bus clock frequency] | — |
| Input Pin Capacitance | [DATA_NEEDED: input capacitance per pin] | — |
| Static Current | [DATA_NEEDED: static supply current] | — |
| RoHS 状态 | [DATA_NEEDED: RoHS status] | Compliant |
| REACH Status | [DATA_NEEDED: REACH status] | — |
| AEC-Q100 Qualification | [DATA_NEEDED: AEC-Q100 qualification status] | — |
| 功能 | — | 4-channel I2C/SMBus multiplexer with interrupt logic |
| Number of Channels | — | 4 |
| Supply Voltage Range | — | 2.3 V to 5.5 V |
| Bus Type | — | I2C and SMBus compatible |
| Voltage Translation | — | Yes, bidirectional translating switches |
| Interrupt Inputs | — | 4 (active-low) |
| Interrupt Output | — | 1 (active-low, open-drain) |
| Address Pins | — | 3 (A0, A1, A2), up to 8 devices per bus |
| 工作温度 | — | -40C to +85C |
| Power-On Reset | — | Yes, all channels deselected at power-up |
| 电源电流 | — | [DATA_NEEDED: Supply Current] |
| Serial Interface Speed | — | [DATA_NEEDED: Serial Interface Speed] |
| MSL 等级 | — | [DATA_NEEDED: MSL Level] |