±15kV ESD Protected, 3V to 5.5V, 1μA, 250kbps, RS-232 Transmitters/Receivers The **ICL3223EIV** is a **3.3V-powered RS-232 transceiver** manufactured by **Intersil** (now part of Renesas Electronics).  

### **Key Specifications:**  
- **Supply Voltage:** 3.0V to 3.6V (single supply)  
- **Data Rate:** Up to **250 kbps**  
- **Number of Drivers/Receivers:** **2 drivers, 2 receivers**  
- **ESD Protection:** ±15kV (Human Body Model)  
- **Operating Temperature Range:** **-40°C to +85°C**  
- **Package:** **16-lead TSSOP**  

### **Features:**  
- **Low Power Consumption:**  
  - **1µA shutdown current**  
  - **Auto-powerdown feature** when no valid signal is detected  
- **Compliant with EIA/TIA-232-F standards**  
- **On-Chip Charge Pump** for RS-232 voltage levels (±5.5V output)  
- **Flow-Through Pinout** for easy PCB layout  
- **Small Footprint:** Suitable for space-constrained applications  

### **Applications:**  
- **Portable devices** (PDAs, handheld terminals)  
- **Battery-powered systems**  
- **Industrial control systems**  
- **Embedded systems**  

This device is designed for **low-voltage, low-power RS-232 communication** in **3.3V systems**.  

(Note: Always refer to the latest datasheet for detailed specifications.)