±15kV ESD-Protected, Slew-Rate-Limited, Low-Power, RS-485/RS-422 Transceivers The MAX491ECSD+ is a low-power, high-speed transceiver manufactured by Maxim Integrated.  

### **Specifications:**  
- **Supply Voltage:** 4.5V to 5.5V  
- **Data Rate:** Up to 2.5Mbps  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** 14-SOIC  
- **Number of Drivers/Receivers:** 1 Driver, 1 Receiver  
- **Protocol Support:** RS-422, RS-485  
- **Low Power Consumption:** 120µA (Max) supply current in shutdown mode  

### **Descriptions:**  
The MAX491ECSD+ is a differential line transceiver designed for balanced data transmission in RS-422 and RS-485 applications. It features a driver and receiver pair with high-speed performance while maintaining low power consumption.  

### **Features:**  
- **Half-Duplex Communication**  
- **ESD Protection:** ±15kV (Human Body Model)  
- **Short-Circuit Current Limiting**  
- **Thermal Shutdown Protection**  
- **Low Standby Current (0.1µA typical)**  
- **Wide Common-Mode Voltage Range:** -7V to +12V  

This transceiver is suitable for industrial control, telecommunications, and networking applications.

±15kV ESD-Protected, Slew-Rate-Limited, Low-Power, RS-485/RS-422 Transceivers