PCA9517D vs TCA9517DR 对比
详细并排对比 PCA9517D 出自 Texas Instruments 和 TCA9517DR 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
PCA9517D - 2-Channel 400kHz I2C Level Translator | Texas Instruments
PCA9517D ✓ 量产中规格对比
| 参数 | PCA9517D | TCA9517DR |
|---|---|---|
| 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） | $0.00 | $0.53 |
| Product Type | 2-channel bidirectional I2C/SMBus buffer/repeater | — |
| Number of Channels | 2 | 2 (SDA and SCL) |
| Maximum I2C Bus Frequency | 400 kHz | — |
| Supply Voltage Range | 2.7 V to 5.5 V | — |
| Low-Voltage Domain Support | Down to 0.9 V | — |
| Higher-Voltage Domain Support | 2.7 V to 5.5 V | — |
| Bus Compatibility | I2C and SMBus | — |
| Directional Architecture | Bidirectional | — |
| 封装 | 8-SOIC | SOIC-8 (D), 3.90 mm width |
| 安装类型 | Surface Mount | Surface Mount |
| 电源电流 | 5 mA | — |
| Delay Time | 170 ns | — |
| 输入电容 | 6 pF | — |
| Enable Control | Two-side enable control | — |
| Logic Level Translation | Voltage-level translation between bus domains | — |
| Interface Classification | Signal buffer and repeater | — |
| Manufacturer | Texas Instruments | — |
| 功能 | — | Level-translating I2C/SMBus bus buffer (repeater) |
| VCCA Supply Range (A-side) | — | 0.9 V to 5.5 V |
| VCCB Supply Range (B-side) | — | 3.0 V to 5.5 V |
| Maximum Data Rate | — | 400 kHz (I2C Fast Mode) |
| Propagation Delay | — | 230 ns (max) |
| A-side Input Low Level | — | 0.3 x VCCA |
| Powered-Off High Impedance | — | Yes, on all pins |
| Direction Control | — | Not required (fully bidirectional) |
| 工作温度 | — | -40C to +85C |
| MSL 等级 | — | MSL 1 (260C unlimited) |
| RoHS 状态 | — | Compliant (Green, no Sb/Br) |
| ESD Protection | — | [DATA_NEEDED: ESD rating per datasheet] |