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MAX490ECSA+T from MAXIM,MAXIM - Dallas Semiconductor

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MAX490ECSA+T

Manufacturer: MAXIM

±15kV ESD-Protected, Slew-Rate-Limited, Low-Power, RS-485/RS-422 Transceivers

Partnumber Manufacturer Quantity Availability
MAX490ECSA+T,MAX490ECSAT MAXIM 1641 In Stock

Description and Introduction

±15kV ESD-Protected, Slew-Rate-Limited, Low-Power, RS-485/RS-422 Transceivers The MAX490ECSA+T is a low-power, slew-rate-limited RS-485/RS-422 transceiver manufactured by Maxim Integrated.  

### **Specifications:**  
- **Supply Voltage:** +4.75V to +5.25V  
- **Operating Temperature Range:** 0°C to +70°C  
- **Data Rate:** Up to 2.5Mbps  
- **Number of Drivers/Receivers:** 1 Driver, 1 Receiver  
- **Slew Rate Limited:** Reduces EMI and reflections  
- **Low Power Shutdown Mode:** Consumes <1µA  
- **Half-Duplex Communication**  
- **ESD Protection:** ±15kV (Human Body Model)  
- **Package:** 8-Pin SOIC  

### **Descriptions:**  
The MAX490ECSA+T is designed for balanced data transmission in RS-485/RS-422 applications. It features slew-rate-limited drivers to minimize EMI and reduce reflections in unterminated cables. The device operates from a single +5V supply and includes a low-power shutdown mode.  

### **Features:**  
- Low-power RS-485/RS-422 transceiver  
- Slew-rate-limited for reduced EMI  
- Half-duplex communication  
- 1/8-unit load allows up to 256 transceivers on the bus  
- Thermal shutdown protection  
- Driver short-circuit current limiting  
- Receiver fail-safe for open or shorted inputs  

This device is commonly used in industrial control, telecom, and networking applications.

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