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MAX490ECSA from MAXIN,MAXIM - Dallas Semiconductor

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MAX490ECSA

Manufacturer: MAXIN

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

Partnumber Manufacturer Quantity Availability
MAX490ECSA MAXIN 123 In Stock

Description and Introduction

15kV ESD-Protected / Slew-Rate-Limited / Low-Power / RS-485/RS-422 Transceivers The MAX490ECSA is a low-power, slew-rate-limited RS-485/RS-422 transceiver manufactured by Maxim Integrated (now part of Analog Devices).  

### **Key Specifications:**  
- **Supply Voltage:** +5V  
- **Operating Temperature Range:** 0°C to +70°C  
- **Package:** 8-pin SOIC (Small Outline Integrated Circuit)  
- **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)  

### **Description:**  
The MAX490ECSA is designed for half-duplex communication in RS-485/RS-422 networks. It features slew-rate-limited drivers to minimize EMI and ensure signal integrity in noisy environments.  

### **Features:**  
- Slew-rate-limited for reduced EMI  
- Low-power shutdown mode  
- Driver output short-circuit protection  
- Thermal shutdown protection  
- -7V to +12V common-mode input voltage range  
- Allows up to 32 transceivers on the bus  

For detailed electrical characteristics and application notes, refer to the official datasheet.

Partnumber Manufacturer Quantity Availability
MAX490ECSA MAX 290 In Stock

Description and Introduction

15kV ESD-Protected / Slew-Rate-Limited / Low-Power / RS-485/RS-422 Transceivers The MAX490ECSA is a low-power, slew-rate-limited transceiver manufactured by Maxim Integrated (now part of Analog Devices). Below are its specifications, descriptions, and features based on factual information from Ic-phoenix technical data files:

### **Manufacturer:**  
- Maxim Integrated (now part of Analog Devices)  

### **Specifications:**  
- **Part Number:** MAX490ECSA  
- **Package:** 8-Pin SOIC (Small Outline Integrated Circuit)  
- **Supply Voltage Range:** +4.5V to +5.5V  
- **Operating Temperature Range:** 0°C to +70°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  
- **ESD Protection:** ±15kV (Human Body Model)  
- **Low Power Consumption:**  
  - **Supply Current (Active):** 120µA (typical)  
  - **Supply Current (Shutdown):** 0.1µA (typical)  

### **Description:**  
The MAX490ECSA is a low-power, slew-rate-limited RS-485/RS-422 transceiver designed for balanced communication. It is optimized for half-duplex applications and features reduced slew rates to minimize EMI and signal reflections, making it suitable for electrically noisy environments or unterminated transmission lines.  

### **Features:**  
- **Low Power Consumption:** Ideal for battery-powered applications.  
- **Slew-Rate Limited:** Reduces EMI and allows error-free data transmission.  
- **Half-Duplex Communication:** Supports bidirectional data transfer on a single twisted-pair line.  
- **Thermal Shutdown Protection:** Prevents damage during fault conditions.  
- **Receiver Fail-Safe:** Ensures a logic-high output when inputs are open or shorted.  
- **Compatible with RS-485/RS-422 Standards:** Suitable for industrial and long-distance communication.  
- **Wide Common-Mode Voltage Range:** ±-7V for noise immunity in differential signaling.  

This information is based on the manufacturer's datasheet and technical documentation. For detailed electrical characteristics and application notes, refer to the official datasheet from Analog Devices (formerly Maxim Integrated).

Partnumber Manufacturer Quantity Availability
MAX490ECSA MAXIM 782 In Stock

Description and Introduction

15kV ESD-Protected / Slew-Rate-Limited / Low-Power / RS-485/RS-422 Transceivers The MAX490ECSA 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 SOIC (Small Outline Integrated Circuit)  
- **Supply Voltage (VCC):** +4.75V to +5.25V  
- **Operating Temperature Range:** 0°C to +70°C  
- **Data Rate:** Up to 2.5Mbps  
- **Slew-Rate Limited:** Reduces EMI and reflections in unterminated cables  
- **Low Power Consumption:**  
  - **Shutdown Current:** 1µA (typical)  
  - **Quiescent Current:** 120µA (typical)  
- **Driver Output:**  
  - **Differential Output Voltage (VOD):** ≥1.5V (loaded)  
  - **Short-Circuit Current Limit:** 250mA  
- **Receiver Input:**  
  - **Input Sensitivity:** ±200mV  
  - **Input Resistance:** ≥12kΩ (1/4 unit load)  
- **ESD Protection:** ±15kV (Human Body Model)  

### **Descriptions:**  
The MAX490ECSA is designed for half-duplex RS-485/RS-422 communication. It features slew-rate-limited drivers to minimize EMI and signal reflections, making it suitable for noisy environments. The device includes thermal shutdown protection and is designed for low-power applications.  

### **Features:**  
- Slew-rate-limited for reduced EMI  
- Low-power shutdown mode (1µA)  
- Half-duplex operation  
- Thermal shutdown protection  
- ESD protection (±15kV)  
- Single +5V supply operation  
- 1/4 unit load allows up to 128 devices on the bus  

This information is based on the manufacturer's datasheet for the MAX490ECSA.

Partnumber Manufacturer Quantity Availability
MAX490ECSA MAXIM 166 In Stock

Description and Introduction

15kV ESD-Protected / Slew-Rate-Limited / Low-Power / RS-485/RS-422 Transceivers The MAX490ECSA is a low-power, slew-rate-limited transceiver manufactured by Maxim Integrated.  

### **Specifications:**  
- **Manufacturer:** Maxim Integrated  
- **Package:** 8-pin SOIC (Small Outline Integrated Circuit)  
- **Supply Voltage Range:** +4.5V to +5.5V  
- **Operating Temperature Range:** 0°C to +70°C  
- **Data Rate:** Up to 2.5Mbps  
- **Number of Drivers/Receivers:** 1 Driver, 1 Receiver  
- **Slew Rate Limited:** Reduces EMI (Electromagnetic Interference)  
- **Low Power Consumption:** Typically 120µA supply current  
- **ESD Protection:** ±15kV (Human Body Model)  

### **Descriptions and Features:**  
- Designed for RS-485/RS-422 communication.  
- Half-duplex operation.  
- Slew-rate-limited driver minimizes EMI and reduces reflections in unterminated cables.  
- Thermal shutdown protection.  
- Receiver features fail-safe design (ensures logic-high output when inputs are open or shorted).  
- Compatible with TTL and CMOS logic levels.  

This transceiver is commonly used in industrial control, telecom, and networking applications where robust data transmission is required.

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