±15kV ESD-Protected, Slew-Rate-Limited, Low-Power, RS-485/RS-422 Transceivers The **MAX489ESD+T** is a low-power transceiver manufactured by **MAXIM** (now part of Analog Devices). Below are its key specifications, descriptions, and features based on factual data:

### **Description:**  
The MAX489ESD+T is a **low-power, RS-485/RS-422 compliant transceiver** designed for balanced communication. It operates with a single **+5V supply** and is suitable for **half-duplex** communication applications.  

### **Key Specifications:**  
- **Supply Voltage:** **+5V**  
- **Data Rate:** **Up to 2.5Mbps**  
- **Operating Temperature Range:** **-40°C to +85°C**  
- **Number of Drivers/Receivers:** **1 Driver, 1 Receiver**  
- **ESD Protection:** **±15kV (Human Body Model)**  
- **Package:** **14-SOIC (Surface Mount)**  
- **Low Power Consumption:**  
  - **Shutdown Current:** **0.1µA (max)**  
  - **Operating Current:** **120µA (max)**  

### **Features:**  
- **RS-485/RS-422 compliant**  
- **Half-duplex communication**  
- **Low-power shutdown mode**  
- **Thermal shutdown protection**  
- **Receiver failsafe for open or shorted inputs**  
- **Driver short-circuit current limiting**  
- **Slew-rate limited for reduced EMI**  

This transceiver is commonly used in industrial control, instrumentation, and networking applications requiring robust differential communication.  

(Note: All details are based on the manufacturer's datasheet.)