±15kV ESD-Protected, Fail-Safe, High-Speed (10Mbps), Slew-Rate-Limited RS-485/RS-422 Transceivers The **MAX3086ECSD+** is a **3.3V-powered, ±15kV ESD-protected, 20Mbps, half-duplex RS-485/RS-422 transceiver** manufactured by **Maxim Integrated (now part of Analog Devices)**.  

### **Key Specifications:**  
- **Supply Voltage:** 3.3V  
- **Data Rate:** Up to **20Mbps**  
- **ESD Protection:** **±15kV** (Human Body Model)  
- **Interface:** **Half-Duplex RS-485/RS-422**  
- **Operating Temperature:** **-40°C to +85°C**  
- **Package:** **14-SOIC (150mil)**  
- **Number of Drivers/Receivers:** **1 Driver, 1 Receiver**  
- **Fault Protection:** **±25V** on bus pins  
- **Low-Power Shutdown Mode**  

### **Features:**  
- **Hot-Swap Inputs** (eliminate false transitions during power-up/down)  
- **Slew-Rate Limited for Reduced EMI**  
- **Fail-Safe Receiver** (ensures logic-high output with open or shorted bus)  
- **Low-Current Shutdown Mode (1µA typical)**  
- **Compatible with **TIA/EIA-485-A** and **TIA/EIA-422-B** standards  

### **Applications:**  
- Industrial control systems  
- Building automation  
- HVAC systems  
- Telecommunications equipment  

This transceiver is designed for robust communication in noisy environments while providing high ESD protection.  

*(Note: Always refer to the latest datasheet from Maxim/Analog Devices for detailed specifications.)*