ADUM1251ARZ vs ISO1640BDR 对比
详细并排对比 ADUM1251ARZ 出自 Analog Devices 和 ISO1640BDR 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
ISO1640BDR - Hot-Swappable Bidirectional I2C Isolator | Texas Instruments
ISO1640BDR ✓ 量产中规格对比
| 参数 | ADUM1251ARZ | ISO1640BDR |
|---|---|---|
| 品牌 | Analog Devices | 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） | $4.23 | $2.05 |
| Isolation Voltage | 2500 Vrms | — |
| Number of Channels | 2 | 2 (bidirectional SDA + SCL) |
| 数据速率 | 1 Mbps | 1.7 Mbps (max, Fast-Mode Plus I2C) |
| Common Mode Transient Immunity | 25 kV/µs | — |
| Propagation Delay | 162 ns | — |
| Supply Voltage Range | 3 V to 5.5 V | — |
| 封装 | 8-SOIC (0.154", 3.90mm Width) | 8-SOIC (D) 0.154 inch / 3.90 mm width |
| 工作温度范围 | -40°C to +125°C | — |
| 接口类型 | I2C | — |
| Hot-Swap Capable | Yes | — |
| Bidirectional Channels | Yes | — |
| RoHS 状态 | Compliant | Compliant (RoHS & Green per PartGenie) |
| Lead-Free | Yes | — |
| 安装类型 | Surface Mount | Surface Mount |
| 引脚数 | 8 | — |
| 功能 | — | Bidirectional I2C Digital Isolator |
| Isolation Rating (UL 1577) | — | 3000 Vrms (8-D package) |
| CMTI | — | 50 kV/us (minimum) |
| Hot-Swap Support | — | Yes (integrated current-limited pull-ups) |
| Input Voltage (each side) | — | 2.25 V to 5.5 V |
| 静态电流 | — | 8 mA per channel (typ, 1 MHz) |
| 工作温度 | — | -40 C to +125 C |
| Pins | — | 8 |
| MSL 等级 | — | 2 / 260 C / 1 year (per PartGenie) |
| Family | — | ISO1640 / ISO1641 / ISO1642 / ISO1643 / ISO1644 |