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MAX3072EESA+ from MAXIM,MAXIM - Dallas Semiconductor

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MAX3072EESA+

Manufacturer: MAXIM

+3.3V, ±15kV ESD-Protected, Fail-Safe, Hot-Swap, RS-485/RS-422 Transceivers

Partnumber Manufacturer Quantity Availability
MAX3072EESA+,MAX3072EESA MAXIM 5450 In Stock

Description and Introduction

+3.3V, ±15kV ESD-Protected, Fail-Safe, Hot-Swap, RS-485/RS-422 Transceivers The MAX3072EESA+ is a 3.3V, ±15kV ESD-protected, 20Mbps, half-duplex RS-485/RS-422 transceiver manufactured by Maxim Integrated.  

### **Specifications:**  
- **Supply Voltage (VCC):** 3.0V to 3.6V  
- **Data Rate:** Up to 20Mbps  
- **ESD Protection:** ±15kV (Human Body Model)  
- **Operating Temperature Range:** -40°C to +85°C  
- **Number of Drivers/Receivers:** 1 Driver, 1 Receiver  
- **Interface Type:** RS-485, RS-422  
- **Duplex:** Half-Duplex  
- **Package:** 8-SOIC (150mil)  
- **Receiver Hysteresis:** 50mV (typical)  
- **Quiescent Current:** 900µA (typical)  
- **Shutdown Current:** 0.1µA (typical)  

### **Descriptions:**  
The MAX3072EESA+ is designed for high-speed communication in electrically noisy environments. It features enhanced ESD protection, making it suitable for industrial applications. The device operates from a single 3.3V supply and supports data rates up to 20Mbps. It includes fail-safe circuitry to ensure a logic-high receiver output when inputs are open or shorted.  

### **Features:**  
- **Enhanced ESD Protection:** ±15kV on bus pins  
- **High-Speed Operation:** Up to 20Mbps  
- **Low Power Consumption:** 900µA supply current  
- **Ultra-Low Shutdown Current:** 0.1µA  
- **True Fail-Safe Receiver:** Ensures valid output with open or shorted inputs  
- **Hot-Swap Input Structure:** Prevents glitches during power-up  
- **1/8 Unit Load:** Allows up to 256 transceivers on the bus  
- **Industrial Temperature Range:** -40°C to +85°C  

This transceiver is commonly used in industrial automation, building control, and other applications requiring robust RS-485/RS-422 communication.

Application Scenarios & Design Considerations

+3.3V, ±15kV ESD-Protected, Fail-Safe, Hot-Swap, RS-485/RS-422 Transceivers

Alternative Part Number

  • SN65HVD72DR --: Pin-compatible RS-485 transceiver with similar 3.3V supply and half-duplex operation, widely available and cost-effective.
  • ADM3485EARZ --: 3.3V RS-485/RS-422 transceiver in SOIC-8 with comparable data rate and ESD protection, a common drop-in alternative.
  • ISL3172EIBZ --: 3.3V half-duplex RS-485 transceiver with similar pinout and performance, suitable as a functional replacement.

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