MULTIPLE RS-232 DRIVERS AND RECEIVERS The **ST75185CDR** is a **3.3V RS-485/RS-422 Transceiver** manufactured by **STMicroelectronics (STM)**.  

### **Key Specifications:**  
- **Supply Voltage:** 3.3V  
- **Data Rate:** Up to **16Mbps**  
- **Protocol Support:** RS-485 & RS-422  
- **Operating Temperature Range:** **-40°C to +85°C**  
- **Package:** **SO-8**  
- **Half/Full Duplex:** **Half-Duplex**  
- **ESD Protection:** **±15kV (Human Body Model)**  
- **Number of Drivers/Receivers:** **1 Driver, 1 Receiver**  
- **Low Power Consumption:** **Standby & Shutdown Modes Available**  

### **Features:**  
- **Fail-Safe Receiver** (Ensures logic-high output when inputs are open or shorted)  
- **Thermal Shutdown Protection**  
- **Short-Circuit Protection**  
- **Compliant with TIA/EIA-485-A & TIA/EIA-422-B Standards**  
- **Wide Common-Mode Voltage Range (±12V)**  

This transceiver is commonly used in industrial, automotive, and communication applications requiring robust differential signaling.  

(Source: STMicroelectronics Datasheet)