نظرة عامة على المنتج
The Texas Instruments SN65HVD34DR is a 3.3V full-duplex RS-485 transceiver with independent driver and receiver enables. Signaling rate up to 5Mbps, 256 nodes, -9V to 14V fault protection, and 15kV HBM ESD in a 14-pin SOIC package.
المواصفات الرئيسية
| Transceivers | 1 Driver / 1 Receiver |
| Duplex | Full |
| جهد الإمداد | 3.0V to 3.6V (nom. 3.3V) |
| Signaling Rate | 5 Mbps |
| Fault Protection | -9V to +14V |
| Common-Mode Range | -7V to +12V |
| Nodes | 256 (1/8 unit load) |
| ESD (HBM) | >15 kV on bus pins |
| التيار الاحتياطي | <1 uA |
| درجة حرارة التشغيل | -40 to +85 C |
| الحزمة | SOIC-14 (8.65×6.0mm) |
الميزات
- Full-duplex with independent DE/RE enables
- 1/8 unit load (256 nodes on bus)
- Bus-pin ESD >15kV HBM
- Fail-safe for idle, open, and shorted bus
- Hot-plug fault-free power-up/down
- Driver current limit and thermal shutdown
- 5V tolerant inputs
التطبيقات
- Industrial RS-485/RS-422 network nodes
- Process automation and PLC communication
- Building HVAC control bus
- Instrumentation and measurement systems