TCA9517DGKR vs TCA9517DGKRQ1 对比
详细并排对比 TCA9517DGKR 出自 Texas Instruments 和 TCA9517DGKRQ1 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 | TCA9517DGKR | TCA9517DGKRQ1 |
|---|---|---|
| 品牌 | Texas Instruments | Texas Instruments |
| 分类 | Interface ICs | Interface ICs |
| 生命周期状态 | 有效 | 有效 |
| 库存状态 | 有库存 | 有库存 |
| 单价（USD） | $0.65 | $0.46 |
| 功能 | Level-translating I2C/SMBus buffer, repeater | Level-translating I2C/SMBus buffer/repeater |
| 通道数 | 2 (bidirectional SDA, SCL) | — |
| Circuits | 1 | — |
| Maximum Operating Frequency | 400 kHz (Fast-mode I2C) | — |
| VCCA Supply Range | 0.9 V to 5.5 V | 0.9 V to 5.5 V |
| VCCB Supply Range | 2.7 V to 5.5 V | 2.7 V to 5.5 V |
| Supply Restriction | VCCA <= VCCB | — |
| 使能引脚 | Yes (EN) | Yes (EN) |
| Powered-Off High Impedance | Yes (I2C pins high-Z when supply off) | Yes |
| Response Time | 110 ns (typical, per TCA9517 family data) | — |
| 封装 | 8-VSSOP (DGK), 3.00 mm width | VSSOP (DGK), 8 pins |
| 安装类型 | Surface Mount | Surface Mount |
| MSL 等级 | 1 (260C unlimited) | — |
| RoHS 状态 | Compliant | Compliant |
| 工作温度 | [DATA_NEEDED: operating temperature range] | -40C to +125C |
| 静态电流 | [DATA_NEEDED: quiescent current] | — |
| Number of Channels | — | 2 (1 bidirectional circuit) |
| 数据速率 | — | 400 kHz (fast-mode I2C) |
| Translation Direction | — | Bidirectional (up and down) |
| Protocol Support | — | I2C, SMBus |
| Automotive Qualification | — | AEC-Q100 qualified |
| 输出类型 | — | Open-drain |
| Bus Capacitance Isolation | — | Yes (buffer/repeater function) |