ISO1540D vs ADUM1251ARZ 对比
详细并排对比 ISO1540D 出自 Texas Instruments 和 ADUM1251ARZ 出自 Analog Devices。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 | ISO1540D | ADUM1251ARZ |
|---|---|---|
| 品牌 | Texas Instruments | Analog Devices |
| 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） | $2.20 | $4.23 |
| Isolation Type | Bidirectional I2C isolator | — |
| Number of Channels | 2 (SCL, SDA) | 2 |
| Isolation Voltage | 2500 Vrms | 2500 Vrms |
| 数据速率 | 1 Mbps (1 MHz I2C fast-mode) | 1 Mbps |
| CMTI | 25 kV/us | — |
| Supply Voltage Range | 3 V to 5.5 V | 3 V to 5.5 V |
| Propagation Delay | 67 ns (typical) | 162 ns |
| Side 1 Sink Current | 3.5 mA | — |
| Side 2 Sink Current | 35 mA | — |
| 输出类型 | Open-drain | — |
| 工作温度 | -40C to +125C | — |
| 封装 | 8-SOIC (0.154in, 3.90mm width) | 8-SOIC (0.154", 3.90mm Width) |
| 安装类型 | Surface Mount | Surface Mount |
| Isolation Technology | Capacitive, SiO2 barrier | — |
| RoHS 状态 | Compliant | Compliant |
| Common Mode Transient Immunity | — | 25 kV/µs |
| 工作温度范围 | — | -40°C to +125°C |
| 接口类型 | — | I2C |
| Hot-Swap Capable | — | Yes |
| Bidirectional Channels | — | Yes |
| Lead-Free | — | Yes |
| 引脚数 | — | 8 |