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MAX1490BCPG+ from MAXIM,MAXIM - Dallas Semiconductor

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MAX1490BCPG+

Manufacturer: MAXIM

Complete, Isolated RS-485/RS-422 Data Interface

Partnumber Manufacturer Quantity Availability
MAX1490BCPG+,MAX1490BCPG MAXIM 8 In Stock

Description and Introduction

Complete, Isolated RS-485/RS-422 Data Interface The MAX1490BCPG+ is a high-performance, galvanically isolated RS-485/RS-422 transceiver manufactured by Maxim Integrated (now part of Analog Devices).  

### **Specifications:**  
- **Manufacturer:** Maxim Integrated  
- **Type:** Isolated RS-485/RS-422 Transceiver  
- **Isolation Voltage:** 2.5kV RMS  
- **Data Rate:** Up to 2.5Mbps  
- **Supply Voltage:** 4.5V to 5.5V (Logic Side)  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** 20-Pin PDIP (Plastic Dual In-Line Package)  
- **Number of Drivers/Receivers:** 1 Driver, 1 Receiver  
- **Protocol Support:** Half-Duplex  
- **ESD Protection:** ±15kV (Human Body Model)  
- **Common-Mode Voltage Range:** ±25V  

### **Descriptions:**  
The MAX1490BCPG+ integrates a high-speed, isolated RS-485/RS-422 transceiver with reinforced galvanic isolation. It is designed for noise immunity in industrial applications, featuring high ESD protection and robust common-mode rejection.  

### **Features:**  
- Reinforced galvanic isolation (2.5kV RMS)  
- High-speed data transmission (up to 2.5Mbps)  
- Low EMI emissions  
- Fail-safe receiver for open/short-circuit conditions  
- Thermal shutdown protection  
- ±15kV ESD protection on bus pins  
- Operates with 3.3V or 5V logic levels  

This device is commonly used in industrial automation, motor control, and isolated communication systems.

Application Scenarios & Design Considerations

Complete, Isolated RS-485/RS-422 Data Interface

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