Low-Power, Slew-Rate-Limited RS-485/RS-422 Transceivers The MAX491CSD-T is a low-power, RS-422/RS-485 compliant transceiver manufactured by Maxim Integrated.  

### **Specifications:**  
- **Manufacturer:** Maxim Integrated  
- **Type:** RS-422/RS-485 Transceiver  
- **Package:** SOIC-14  
- **Supply Voltage:** 4.75V to 5.25V  
- **Operating Temperature Range:** 0°C to +70°C  
- **Data Rate:** Up to 2.5Mbps  
- **Number of Drivers/Receivers:** 1 Driver, 1 Receiver  
- **Half/Full Duplex:** Half-Duplex  
- **ESD Protection:** ±15kV (Human Body Model)  
- **Low Power Consumption:** 120µA (Typical Supply Current)  

### **Descriptions and Features:**  
- Designed for balanced data transmission in RS-422/RS-485 applications.  
- Features fail-safe circuitry for open, shorted, or terminated inputs.  
- Includes thermal shutdown protection.  
- Supports up to 32 unit loads on a bus.  
- Low-power shutdown mode reduces current consumption to <1µA.  
- Driver maintains high impedance in shutdown or with power off.  

This device is commonly used in industrial control, telecommunications, and networking applications.

Low-Power, Slew-Rate-Limited RS-485/RS-422 Transceivers