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MAX491CSD+ from MAXIM,MAXIM - Dallas Semiconductor

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MAX491CSD+

Manufacturer: MAXIM

Low-Power, Slew-Rate-Limited RS-485/RS-422 Transceivers

Partnumber Manufacturer Quantity Availability
MAX491CSD+,MAX491CSD MAXIM 7500 In Stock

Description and Introduction

Low-Power, Slew-Rate-Limited RS-485/RS-422 Transceivers The MAX491CSD+ is a low-power transceiver manufactured by Maxim Integrated. Here are its specifications, descriptions, and features:

### **Specifications:**
- **Manufacturer:** Maxim Integrated  
- **Part Number:** MAX491CSD+  
- **Type:** RS-422/RS-485 Transceiver  
- **Package:** SOIC-14  
- **Supply Voltage Range:** 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  
- **ESD Protection:** ±15kV (Human Body Model)  

### **Descriptions:**
- The MAX491CSD+ is a low-power, high-speed transceiver designed for RS-422 and RS-485 communication.  
- It features a single driver and receiver, making it suitable for half-duplex applications.  
- The device includes fail-safe circuitry to ensure a high receiver output state when inputs are open or shorted.  

### **Features:**
- **Low Power Consumption:** Operates with a supply current of 120µA (typical) in shutdown mode.  
- **High-Speed Data Transmission:** Supports data rates up to 2.5Mbps.  
- **ESD Protection:** Robust ±15kV ESD protection on driver outputs and receiver inputs.  
- **Wide Common-Mode Range:** Allows ±7V differential input voltage range.  
- **Thermal Shutdown Protection:** Prevents damage from excessive power dissipation.  
- **Half-Duplex Operation:** Suitable for bidirectional communication on a single twisted pair.  

This information is sourced from the manufacturer's datasheet.

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