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MAX489ESD+ from MAXIM,MAXIM - Dallas Semiconductor

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MAX489ESD+

Manufacturer: MAXIM

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

Partnumber Manufacturer Quantity Availability
MAX489ESD+ MAXIM 8900 In Stock

Description and Introduction

±15kV ESD-Protected, Slew-Rate-Limited, Low-Power, RS-485/RS-422 Transceivers The **MAX489ESD+** is a low-power transceiver manufactured by **MAXIM** (now part of Analog Devices). Below are its key specifications, descriptions, and features based on factual information:

### **Specifications:**  
- **Manufacturer:** MAXIM (Maxim Integrated)  
- **Type:** RS-422/RS-485 Transceiver  
- **Package:** SOIC-14  
- **Supply Voltage Range:** +4.75V to +5.25V  
- **Data Rate:** Up to **2.5Mbps**  
- **Operating Temperature Range:** **-40°C to +85°C**  
- **Number of Drivers/Receivers:** **1 Driver, 1 Receiver**  
- **ESD Protection:** **±15kV (Human Body Model)**  
- **Quiescent Current:** **300µA (typical)**  
- **Shutdown Current:** **0.1µA (typical)**  

### **Description:**  
The **MAX489ESD+** is a low-power, slew-rate-limited transceiver designed for **RS-422** and **RS-485** communication. It features a **1/4-unit load** receiver input impedance, allowing up to **128 transceivers** on the bus. The device includes **driver short-circuit current limiting** and **thermal shutdown** for enhanced protection.  

### **Features:**  
- **Low Power Consumption** (300µA quiescent current)  
- **Slew-Rate Limited for Reduced EMI**  
- **Half-Duplex Communication**  
- **Driver Output Short-Circuit Protection**  
- **Thermal Shutdown Protection**  
- **Receiver Open-Circuit Fail-Safe**  
- **Compatible with RS-422 and RS-485 Standards**  
- **Wide Common-Mode Voltage Range (-7V to +12V)**  

This information is strictly based on the manufacturer's datasheet and specifications.

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