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MAX490EPA from MAXIM,MAXIM - Dallas Semiconductor

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MAX490EPA

Manufacturer: MAXIM

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

Partnumber Manufacturer Quantity Availability
MAX490EPA MAXIM 43 In Stock

Description and Introduction

Low-Power / Slew-Rate-Limited RS-485/RS-422 Transceivers The MAX490EPA is a low-power, slew-rate-limited RS-485/RS-422 transceiver manufactured by Maxim Integrated (now part of Analog Devices).  

### **Specifications:**  
- **Manufacturer:** Maxim Integrated  
- **Package:** 8-Pin PDIP (Plastic Dual In-Line Package)  
- **Supply Voltage:** +4.75V to +5.25V  
- **Operating Temperature Range:** -40°C to +85°C  
- **Data Rate:** Up to 2.5Mbps  
- **Number of Drivers/Receivers:** 1 Driver, 1 Receiver  
- **Slew-Rate Limited:** Reduces EMI and reflections in unterminated cables  
- **Low Power Consumption:**  
  - **Shutdown Current:** 1µA (max)  
  - **Operating Current:** 120µA (max)  
- **ESD Protection:** ±15kV (Human Body Model)  
- **Half-Duplex Operation**  

### **Descriptions and Features:**  
- Designed for RS-485/RS-422 communication.  
- Slew-rate limiting minimizes EMI and allows error-free data transmission.  
- Features a low-power shutdown mode.  
- Driver maintains high impedance when disabled or powered off.  
- Receiver input has a fail-safe feature, ensuring a logic-high output when inputs are open or shorted.  
- Suitable for industrial control, automotive, and telecom applications.  

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

Application Scenarios & Design Considerations

Low-Power / Slew-Rate-Limited RS-485/RS-422 Transceivers
Partnumber Manufacturer Quantity Availability
MAX490EPA MAXIM 28 In Stock

Description and Introduction

Low-Power / Slew-Rate-Limited RS-485/RS-422 Transceivers The MAX490EPA is a low-power, slew-rate-limited RS-485/RS-422 transceiver manufactured by Maxim Integrated (now part of Analog Devices).  

### **Specifications:**  
- **Manufacturer:** Maxim Integrated  
- **Supply Voltage:** +4.75V to +5.25V  
- **Operating Temperature Range:** -40°C to +85°C  
- **Data Rate:** Up to 2.5Mbps  
- **Number of Drivers/Receivers:** 1 Driver, 1 Receiver  
- **Slew Rate Limited:** Reduces EMI and reflections  
- **Half-Duplex Communication**  
- **Low Power Consumption:**  
  - **Shutdown Current:** 1µA (max)  
  - **Operating Current:** 120µA (max)  
- **ESD Protection:** ±15kV (Human Body Model)  
- **Package:** 8-Pin PDIP (Plastic Dual In-Line Package)  

### **Descriptions and Features:**  
- Designed for RS-485 and RS-422 communication.  
- Includes a slew-rate-limited driver to minimize EMI in noise-sensitive applications.  
- Features a low-power shutdown mode for power-sensitive systems.  
- Driver maintains high impedance when disabled or powered off.  
- Receiver input has a fail-safe feature, ensuring a logic-high output when inputs are open or shorted.  
- Suitable for industrial control, telecom, and automotive applications.  

Would you like additional details on pin configurations or application notes?

Application Scenarios & Design Considerations

Low-Power / Slew-Rate-Limited RS-485/RS-422 Transceivers
Partnumber Manufacturer Quantity Availability
MAX490EPA MAX 4500 In Stock

Description and Introduction

Low-Power / Slew-Rate-Limited RS-485/RS-422 Transceivers The MAX490EPA is a low-power, slew-rate-limited RS-485/RS-422 transceiver manufactured by Maxim Integrated (now part of Analog Devices).  

### **Specifications:**  
- **Supply Voltage (VCC):** +4.75V to +5.25V  
- **Operating Temperature Range:** -40°C to +85°C  
- **Data Rate:** Up to 2.5Mbps  
- **Slew Rate Limited:** Reduces EMI and reflections in unterminated cables  
- **Low Power Consumption:**  
  - **Shutdown Current:** 1µA (max)  
  - **Quiescent Current:** 120µA (max)  
- **Driver Output Short-Circuit Current Limit:** 250mA  
- **Receiver Input Impedance:** ≥12kΩ  
- **Receiver Input Sensitivity:** ±200mV  
- **ESD Protection:** ±15kV (Human Body Model)  
- **Package:** 8-Pin PDIP (Plastic Dual In-Line Package)  

### **Descriptions and Features:**  
- Designed for half-duplex communication in RS-485/RS-422 networks.  
- Includes slew-rate-limited drivers to minimize EMI and signal reflections.  
- Features a low-power shutdown mode (consumes only 1µA).  
- Provides fail-safe receiver operation (outputs high when inputs are open or shorted).  
- Robust ESD protection (±15kV) on driver outputs and receiver inputs.  
- Supports up to 32 unit loads on a single bus.  
- Suitable for industrial control, automotive, and telecom applications.  

For detailed electrical characteristics and timing diagrams, refer to the official datasheet from Maxim Integrated (Analog Devices).

Application Scenarios & Design Considerations

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

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