PCA9518DW vs PCA9545ADGVRG4 对比
详细并排对比 PCA9518DW 出自 Texas Instruments 和 PCA9545ADGVRG4 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。
Texas Instruments
PCA9545ADGVRG4 - 4-Ch I2C/SMBus Mux, 20-TVSOP | Texas Instruments
PCA9545ADGVRG4 ✓ 量产中规格对比
| 参数 | PCA9518DW | PCA9545ADGVRG4 |
|---|---|---|
| 品牌 | Texas Instruments | Texas Instruments |
| 分类 | Interface ICs | Logic ICs |
| 生命周期状态 | 有效 | 有效 |
| Device Type | Expandable five-channel bidirectional I2C/SMBus buffer hub | — |
| Number of Downstream Channels | 5 channels | — |
| Supply Voltage Range | 3 V to 3.6 V | [DATA_NEEDED: full supply voltage range] |
| Maximum I2C Bus Frequency | 400 kHz | — |
| Protocol Support | I2C and SMBus | — |
| Signal Direction | Bidirectional | — |
| Maximum Bus Capacitance per Group | 400 pF | — |
| Bus Segmentation | Buffered SDA and SCL groups separated from the upstream bus | — |
| 封装 | 20-SOIC (0.295 inch, 7.50 mm width) | 20-TFSOP / TVSOP (0.173 in, 4.40 mm width, 0.4 mm pitch) |
| 安装类型 | Surface mount | Surface Mount |
| 分类 | Interface ICs - I/O expanders | — |
| 引脚数 | 20 pins | — |
| 工作温度范围 | [DATA_NEEDED: operating temperature range] | — |
| Propagation Delay | [DATA_NEEDED: propagation delay] | — |
| 静态电流 | [DATA_NEEDED: quiescent current] | — |
| Input High Voltage | [DATA_NEEDED: input high-voltage threshold] | — |
| Input Low Voltage | [DATA_NEEDED: input low-voltage threshold] | — |
| Output High Voltage | [DATA_NEEDED: output high voltage] | — |
| Output Low Voltage | [DATA_NEEDED: output low voltage] | — |
| I2C Address | [DATA_NEEDED: I2C address] | — |
| RoHS 状态 | [DATA_NEEDED: RoHS status] | [DATA_NEEDED: RoHS compliance status] |
| REACH Status | [DATA_NEEDED: REACH status] | — |
| AEC-Q100 Qualification | [DATA_NEEDED: AEC-Q100 qualification status] | — |
| 功能 | — | 4-Channel I2C and SMBus Multiplexer / Switch |
| Number of Channels | — | 4 |
| 接口 | — | I2C, SMBus |
| Nominal Supply Voltage | — | 2.5 V |
| I/O Tolerance | — | 5.5 V tolerant (all I/O pins) |
| Pass-Gate Voltage | — | 2.5 V nominal |
| Address Pins | — | A0, A1 (programmable slave address) |
| Reset Input | — | /RESET (hardware reset) |
| Interrupt Inputs | — | 4 (/INT0 to /INT3, open-drain) |
| Terminations | — | 20 |
| Package Shape | — | Rectangular |
| Datasheet Pages | — | 37 |
| 工作温度 | — | [DATA_NEEDED: operating temperature range] |