+3.3V, ±15kV ESD-Protected, Fail-Safe, Hot-Swap, RS-485/RS-422 Transceivers The **MAX3077EESA+** is a **3.3V, ±15kV ESD-Protected, Fail-Safe, Hot-Swap, RS-485/RS-422 Transceiver** manufactured by **MAXIM Integrated** (now part of Analog Devices).  

### **Key Specifications:**  
- **Supply Voltage:** 3.3V  
- **Data Rate:** Up to **25Mbps**  
- **ESD Protection:** ±15kV (Human Body Model)  
- **Number of Drivers/Receivers:** 1 Driver, 1 Receiver  
- **Operating Temperature Range:** **-40°C to +85°C**  
- **Package:** **8-SOIC (150mil)**  
- **Half/Full Duplex:** Half-Duplex  
- **Fail-Safe Receiver:** Ensures logic-high output when inputs are open, shorted, or idle  
- **Hot-Swap Capability:** Supports live insertion/removal without data corruption  

### **Features:**  
- **Enhanced ESD Protection:** Protects against ±15kV ESD strikes  
- **Low Power Consumption:** 1.5mA (max) supply current in shutdown mode  
- **Extended Common-Mode Range:** ±12V for robust noise immunity  
- **Short-Circuit Protection:** Driver outputs withstand short circuits  
- **Thermal Shutdown:** Prevents damage from excessive power dissipation  
- **Compliant with RS-485/RS-422 Standards**  

### **Applications:**  
- Industrial control systems  
- Building automation  
- Telecom equipment  
- Point-of-sale terminals  
- Network infrastructure  

The **MAX3077EESA+** is designed for high-speed, robust communication in harsh environments.

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