15KV ESD PROTECTED, 3 TO 5.5 V LOW POWER UP TO 250KBPS, RS232 DRIVERS AND RECEIVERS The ST3232EBDR is a 3.3V-powered RS-232 transceiver manufactured by STMicroelectronics. Below are its key specifications, descriptions, and features:

### **Manufacturer:**  
STMicroelectronics  

### **Specifications:**  
- **Supply Voltage (VCC):** 3.0V to 5.5V  
- **Data Rate:** Up to 400kbps  
- **Number of Drivers/Receivers:** 2 drivers, 2 receivers  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** SOIC-16  

### **Descriptions:**  
- The ST3232EBDR is a low-power RS-232 transceiver designed for serial communication.  
- It complies with EIA/TIA-232-F standards and is suitable for battery-powered applications.  
- The device includes an onboard charge pump to generate RS-232 voltage levels from a single 3.3V supply.  

### **Features:**  
- **Low Power Consumption:** Optimized for 3.3V operation.  
- **ESD Protection:** ±15kV (Human Body Model) on transceiver pins.  
- **Auto-Powerdown:** Reduces power consumption when not in use.  
- **Wide Supply Voltage Range:** Supports 3.0V to 5.5V operation.  
- **Small Footprint:** Available in a compact SOIC-16 package.  

This information is based on the manufacturer's datasheet. For detailed technical specifications, refer to STMicroelectronics' official documentation.

15KV ESD PROTECTED, 3 TO 5.5 V LOW POWER UP TO 250KBPS, RS232 DRIVERS AND RECEIVERS