15KV ESD PROTECTED 3 TO 5.5 V, 400 KBPS RS-232 TRANSCEIVER WITH AUTO-POWERDOWN The ST3241ECPR is a 3.3V powered ESD-protected RS-232 transceiver manufactured by STMicroelectronics.  

### **Specifications:**  
- **Supply Voltage (VCC):** 3.3V  
- **Data Rate:** Up to 1Mbps  
- **ESD Protection:** ±15kV (Human Body Model)  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** TSSOP-20  
- **Number of Drivers/Receivers:** 3 drivers, 5 receivers  
- **Compliance:** Meets EIA/TIA-232-F standards  

### **Descriptions and Features:**  
- Low power consumption  
- Enhanced ESD protection on all transceiver pins  
- Compatible with 3.3V logic levels  
- Onboard charge pump for ±5.5V output  
- Auto-power-down feature for reduced power consumption  
- Suitable for industrial, telecom, and embedded applications  

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

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