3-V to 5.5-V Multichannel RS-232 Line Driver/Receiver With ?15-kV ESD (HBM) Protection 28-SOIC -40 to 85 The part **TRSF3238EIDWR** is manufactured by **Texas Instruments (TI)**.  

### **Specifications:**  
- **Type:** RS-232 Transceiver  
- **Number of Drivers/Receivers:** 3 Drivers, 5 Receivers  
- **Data Rate:** 1Mbps  
- **Supply Voltage:** 3V to 5.5V  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** SOIC (DW) – 20-pin  
- **ESD Protection:** ±15kV (Human Body Model)  

### **Descriptions:**  
The **TRSF3238EIDWR** is a 3.3V-powered RS-232 transceiver with integrated charge-pump circuitry, allowing operation from a single power supply. It is designed for robust communication in harsh environments with enhanced ESD protection.  

### **Features:**  
- **Low Power Consumption:** Auto-Powerdown feature for reduced power usage  
- **Enhanced ESD Protection:** ±15kV HBM protection on transmitter outputs and receiver inputs  
- **Wide Supply Voltage Range:** Operates from 3V to 5.5V  
- **Compatible with TIA/EIA-232-F Standards**  
- **Small Footprint:** 20-pin SOIC package for space-constrained applications  

This part is commonly used in industrial, telecom, and computing applications requiring reliable RS-232 communication.

3-V to 5.5-V Multichannel RS-232 Line Driver/Receiver With ?15-kV ESD (HBM) Protection 28-SOIC -40 to 85