3.3V POWERED, 15KV ESD PROTECTED, TRANSMIT ANT UP TO 12MBPS TRUE RS-485/RS-422 TRANSCEIVER The part **ST3485EBN** is a **3.3V-powered EIA/TIA-422 and EIA/TIA-485 transceiver** manufactured by **STMicroelectronics (ST)**.  

### **Key Specifications:**  
- **Supply Voltage (VCC):** 3.3V ±10%  
- **Data Rate:** Up to **10 Mbps** (RS-422/RS-485)  
- **Operating Temperature Range:** **-40°C to +85°C**  
- **Number of Drivers/Receivers:** **1 Driver, 1 Receiver**  
- **ESD Protection:** **±15 kV (Human Body Model)**  
- **Package:** **SO-8**  

### **Description:**  
The ST3485EBN is a **low-power, high-speed transceiver** designed for **RS-485 and RS-422 communication**. It operates from a **single 3.3V supply**, making it suitable for low-voltage systems. The device features **driver output short-circuit protection** and **thermal shutdown** for reliability.  

### **Features:**  
- **Half-duplex communication**  
- **Enhanced ESD protection** (±15 kV HBM)  
- **Low power consumption**  
- **Driver output short-circuit current limiting**  
- **Thermal shutdown protection**  
- **Compatible with 5V logic inputs**  
- **Supports up to 32 unit loads on a bus**  

This transceiver is commonly used in **industrial automation, networking, and point-to-point data transmission** applications.

3.3V POWERED, 15KV ESD PROTECTED, TRANSMIT ANT UP TO 12MBPS TRUE RS-485/RS-422 TRANSCEIVER