ADM2491EBRWZ vs ADM2486BRWZ 对比
详细并排对比 ADM2491EBRWZ 出自 Analog Devices 和 ADM2486BRWZ 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。
Analog Devices
ADM2491EBRWZ - Isolated 16Mbps RS-485/422 Transceiver | Analog Devices
ADM2491EBRWZ ✓ 量产中规格对比
| 参数 | ADM2491EBRWZ | ADM2486BRWZ |
|---|---|---|
| 品牌 | Analog Devices | Analog Devices |
| 分类 | Interface ICs | Video ICs |
| 生命周期状态 | 有效 | 有效 |
| 库存状态 | 有库存 | 有库存 |
| 单价（USD） | $4.55 | $3.00 |
| 功能 | Isolated RS-485/RS-422 transceiver (full-/half-duplex) | — |
| Isolation Voltage | 5000 Vrms | 2500Vrms |
| ESD Protection (Bus Pins) | ±8 kV (HBM) | — |
| Data Rate (max) | 16 Mbps | — |
| Common-Mode Transient Immunity (CMTI) | 25 kV/µs | 25kV/µs |
| Number of Channels | 3 (1 Tx + 1 Rx + iso) | 3 |
| Supply Voltage (VDD, logic side) | 3.0 V to 5.5 V | — |
| Bus-side Supply | Internally generated from VDD (isolated DC/DC) | — |
| 工作温度范围 | -40°C to +105°C | -40°C to +85°C |
| Number of Nodes on Bus | Up to 256 (1 unit load) | — |
| Standards Compliance | ANSI TIA/EIA RS-485-A-1998; ISO 8482:1987(E) | — |
| 封装 | 16-lead SOIC-W (RW-16), 0.295" (7.50 mm) width | SOIC-16 (0.295", 7.50mm Width) |
| 安装类型 | Surface Mount | Surface Mount |
| Isolation Technology | iCoupler® (chip-scale transformer) | — |
| RoHS 状态 | Compliant (lead-free) | Compliant |
| MSL 等级 | [DATA_NEEDED: MSL rating per JEDEC J-STD-020] | — |
| Type | — | Isolated RS-485 Transceiver |
| 数据速率 | — | 20Mbps |
| Supply Voltage (Logic Side, VDD1) | — | 3V to 5.5V |
| Supply Voltage (Bus Side, VDD2) | — | 5V |
| Common-Mode Input Voltage Range | — | -7V to +12V |
| Duplex | — | Half-Duplex |
| 引脚数 | — | 16 |
| Fail-Safe | — | True (open, short, idle) |