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ST485ERXDR from ST,ST Microelectronics

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ST485ERXDR

Manufacturer: ST

LOW POWER RS-485/RS422 TRANSCEIVER

Partnumber Manufacturer Quantity Availability
ST485ERXDR ST 4272 In Stock

Description and Introduction

LOW POWER RS-485/RS422 TRANSCEIVER The ST485ERXDR is a low-power transceiver manufactured by STMicroelectronics, designed for RS-485 and RS-422 communication applications.  

### **Specifications:**  
- **Supply Voltage (VCC):** 3V to 5.5V  
- **Operating Temperature Range:** -40°C to +85°C  
- **Data Rate:** Up to 500kbps  
- **Half-Duplex Communication**  
- **ESD Protection:** ±15kV (Human Body Model)  
- **Low Power Consumption:**  
  - **Shutdown Current:** <1µA  
  - **Quiescent Current (No Load):** 300µA (Typical)  
- **Driver Output Short-Circuit Protection**  
- **Receiver Input Impedance:** ≥12kΩ  
- **Number of Drivers/Receivers:** 1 Driver, 1 Receiver  

### **Descriptions and Features:**  
- **Robust RS-485/RS-422 Interface:** Ensures reliable communication in industrial environments.  
- **Wide Supply Voltage Range:** Supports operation from 3V to 5.5V, making it versatile for different systems.  
- **Low Power Mode:** Features a shutdown mode to minimize power consumption when inactive.  
- **Enhanced ESD Protection:** Protects against electrostatic discharge, improving durability.  
- **Thermal Shutdown Protection:** Prevents damage from overheating.  
- **Compact Package:** Available in an SO-8 package for space-constrained applications.  

This transceiver is commonly used in industrial control systems, building automation, and point-of-sale equipment.

Application Scenarios & Design Considerations

LOW POWER RS-485/RS422 TRANSCEIVER

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