产品概览
The SN65HVD82DR from Texas Instruments is a 3.3-V RS-485 transceiver with IEC ESD protection, designed for robust industrial communication. Packaged in an 8-pin SOIC, it provides half-duplex communication with a 1/8 unit load allowing up to 256 nodes on a single bus, and features extended common-mode range for noisy environments.
主要规格
| 电源电压 | 3.3 V |
| 数据速率 | Up to 1 Mbps |
| Bus Nodes (max) | 256 (1/8 unit load) |
| Common-Mode Range | -20 V to 25 V |
| ESD Protection | IEC 61000-4-2, +-16 kV |
| 工作温度 | -40 to 85 degC |
| 包装 | SOIC-8(4.9 x 3.9 毫米) |
特点
- IEC 61000-4-2 ESD protection: +-16 kV on bus pins
- 1/8 unit load allows up to 256 nodes on bus
- Extended common-mode range: -20 V to 25 V
- Half-duplex operation with enable pins
- Open-circuit fail-safe receiver
- Thermal shutdown protection
应用
- Industrial automation fieldbus
- Building automation and HVAC
- Motor drive communication
- Grid infrastructure monitoring
- Process control networks