+3.3V / 15kV ESD-Protected / Fail-Safe / Hot-Swap / RS-485/RS-422 Transceivers The MAX3073EASD is a 3.3V, ±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 Range:** -40°C to +85°C  
- **Number of Drivers/Receivers:** 1 Driver, 1 Receiver  
- **Package:** 14-pin SOIC  

### **Features:**  
- **Low Power Consumption:**  
  - 1.1mA supply current (unloaded)  
  - 1µA shutdown current  
- **Fault Protection:**  
  - Receiver open-circuit fail-safe  
  - Thermal shutdown  
- **Enhanced EMI Immunity:**  
  - Meets or exceeds TIA/EIA-485 standards  
- **Wide Common-Mode Range:** ±12V  
- **Short-Circuit Current Limiting**  

### **Applications:**  
- Industrial automation  
- Building control systems  
- Point-of-sale equipment  
- HVAC systems  
- RS-485/RS-422 networks  

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

+3.3V / 15kV ESD-Protected / Fail-Safe / Hot-Swap / RS-485/RS-422 Transceivers