Precision, 16-Channel/Dual 8-Channel, High-Performance, CMOS Analog Multiplexers The MAX307CWI is a 3.3V-powered, ±15kV ESD-protected, 20Mbps, half-duplex RS-485/RS-422 transceiver manufactured by Maxim Integrated (now part of Analog Devices).  

### **Key Specifications:**  
- **Supply Voltage:** 3.3V  
- **Data Rate:** Up to 20Mbps  
- **ESD Protection:** ±15kV (Human Body Model)  
- **Interface Standards:** RS-485, RS-422  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** 28-pin Wide SOIC (SOIC-W)  
- **Half-Duplex Communication**  
- **Number of Drivers/Receivers:** 1 Driver, 1 Receiver  
- **Common-Mode Input Voltage Range:** -7V to +12V  
- **Low Power Consumption:** 5mA (quiescent current)  

### **Features:**  
- **Fail-Safe Receiver:** Ensures logic-high output when inputs are open, shorted, or idle.  
- **Hot-Swap Input Structure:** Prevents glitches during power-up/down.  
- **Slew-Rate Limited for Reduced EMI** (selectable via control pin).  
- **Short-Circuit Protection** on driver outputs.  
- **Thermal Shutdown Protection.**  

### **Applications:**  
- Industrial control systems  
- Building automation  
- Telecom equipment  
- Point-of-sale terminals  

The MAX307CWI is designed for robust, high-speed data transmission in noisy environments while offering strong ESD protection.

Precision, 16-Channel/Dual 8-Channel, High-Performance, CMOS Analog Multiplexers