THVD8000 是具有内置开关键控 (OOK) 调制和解调功能的 RS-485 收发器,用于实现电力线通信。通过将数据调制到现有电力线上,可实现在同一对导线中同时进行电力输送和数据通信,从而显著降低系统成本。
引脚可编程接口可简化系统设计。可以通过更改 F_SET 引脚上的外部电阻器来调节载波频率。宽范围载波频率使系统设计人员能够灵活地选择外部电感器和电容器。此外,OOK 调制不受数据极性的影响,可简化系统安装。
| Number of receivers | 1 |
| Number of transmitters | 1 |
| Duplex | Half |
| Supply voltage (nom) (V) | 3.3, 5 |
| Signaling rate (max) (MBits) | 1 |
| IEC 61000-4-2 contact (±V) | 8000 |
| Fault protection (V) | -18 to 18 |
| Common-mode range (V) | -7 to 12 |
| Number of nodes | 256 |
| Features | Auto polarity, IEC ESD protection, Power line communication |
| Isolated | No |
| Supply current (max) (µA) | 6000 |
| Rating | Catalog |
| Operating temperature range (°C) | -40 to 125 |
| SOT-23-THN (DDF) | 8 | 8.12 mm² 2.9 x 2.8 |