15KV ESD PROTECTED, 3 TO 5.5V 400KBPS, RS-232 TRANSCEIVER WITH AUTO-POWERDOWN The part **ST3243EBPR** is a **3.3V-powered EIA/TIA-232 and EIA/TIA-562 transceiver** manufactured by **STMicroelectronics (ST)**.  

### **Key Specifications:**  
- **Supply Voltage:** 3.3V  
- **Data Rate:** Up to **1Mbps**  
- **Compliance:** EIA/TIA-232 and EIA/TIA-562 standards  
- **Number of Drivers/Receivers:** 3 drivers, 5 receivers  
- **Operating Temperature Range:** **-40°C to +85°C**  
- **Package:** **TSSOP-28**  

### **Features:**  
- **Low Power Consumption**  
- **Enhanced ESD Protection** (±15kV Human Body Model)  
- **Auto-Powerdown Feature** for reduced power consumption when inactive  
- **Wide Receiver Input Voltage Range** (Supports both EIA/TIA-232 and EIA/TIA-562 levels)  
- **Slew Rate Control** for improved signal integrity  

### **Applications:**  
- Industrial and commercial serial communication  
- Point-of-sale (POS) terminals  
- Networking equipment  

For detailed electrical characteristics and pin configurations, refer to the official **ST3243EBPR datasheet**.

15KV ESD PROTECTED, 3 TO 5.5V 400KBPS, RS-232 TRANSCEIVER WITH AUTO-POWERDOWN