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MAX491ESD from MAX,MAXIM - Dallas Semiconductor

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MAX491ESD

Manufacturer: MAX

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

Partnumber Manufacturer Quantity Availability
MAX491ESD MAX 4500 In Stock

Description and Introduction

Low-Power / Slew-Rate-Limited RS-485/RS-422 Transceivers The MAX491ESD is a low-power transceiver manufactured by Maxim Integrated (now part of Analog Devices). Below are its key specifications, descriptions, and features:

### **Specifications:**  
- **Supply Voltage Range:** +4.5V to +5.5V  
- **Operating Temperature Range:** -40°C to +85°C  
- **Data Rate:** Up to 2.5Mbps  
- **Number of Drivers/Receivers:** 1 Driver, 1 Receiver  
- **Package:** 14-Pin SOIC (Small Outline Integrated Circuit)  
- **ESD Protection:** ±15kV (Human Body Model)  

### **Description:**  
The MAX491ESD is a low-power, RS-422/RS-485 compliant transceiver designed for balanced communication. It features a single driver and receiver, making it suitable for half-duplex applications. The device includes thermal shutdown protection and is optimized for high-speed data transmission.  

### **Features:**  
- Low power consumption  
- RS-422/RS-485 compliant  
- Half-duplex operation  
- Thermal shutdown protection  
- Short-circuit current limiting  
- Receiver fail-safe for open or shorted inputs  
- High ESD protection (±15kV)  

This information is sourced from the manufacturer's datasheet.

Application Scenarios & Design Considerations

Low-Power / Slew-Rate-Limited RS-485/RS-422 Transceivers
Partnumber Manufacturer Quantity Availability
MAX491ESD MAXIM 775 In Stock

Description and Introduction

Low-Power / Slew-Rate-Limited RS-485/RS-422 Transceivers The MAX491ESD is a low-power transceiver manufactured by Maxim Integrated. Below are the factual specifications, descriptions, and features from Ic-phoenix technical data files:

### **Specifications:**
- **Manufacturer:** Maxim Integrated  
- **Part Number:** MAX491ESD  
- **Type:** RS-422/RS-485 Transceiver  
- **Supply Voltage Range:** +4.5V to +5.5V  
- **Operating Temperature Range:** -40°C to +85°C  
- **Data Rate:** Up to 2.5Mbps  
- **Number of Drivers/Receivers:** 1 Driver, 1 Receiver  
- **Package:** 14-Pin SOIC (Small Outline Integrated Circuit)  
- **ESD Protection:** ±15kV (Human Body Model)  

### **Descriptions:**
The MAX491ESD is a low-power, high-speed transceiver designed for RS-422 and RS-485 communication applications. It features a single driver and receiver configuration, making it suitable for half-duplex communication. The device operates from a single +5V supply and includes enhanced ESD protection for robust performance in industrial environments.

### **Features:**
- Low power consumption  
- Designed for RS-422/RS-485 applications  
- Half-duplex communication  
- High-speed data transmission (up to 2.5Mbps)  
- ESD protection (±15kV HBM)  
- Thermal shutdown protection  
- Short-circuit current limiting  
- Operates from a single +5V supply  
- Available in a 14-pin SOIC package  

This information is based solely on the manufacturer's datasheet and technical documentation.

Application Scenarios & Design Considerations

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

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