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MAX3490EESA+

Name: MAX3490EESA+
Rating: 4.7 (12 reviews)

IC TRANSCEIVER FULL 1/1 8SOIC

製造商
製造商。部分 #MAX3490EESA+
包 SOIC-8
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規格

Package	Tape & Reel (TR),Cut Tape (CT)
ProductStatus	Active
Type	Driver
Protocol	RS422, RS485
NumberofDrivers/Receivers	2/0
Voltage-Supply	4.75V ~ 5.25V
OperatingTemperature	0°C ~ 70°C
MountingType	Surface Mount
Package/Case	8-SOIC (0.154, 3.90mm Width)
Duplex	Half
ReceiverHysteresis	50 mV
DataRate	250kbps
Series	Automotive, AEC-Q100

概述

Description

The MAX3490EESA+ is a low-power, fault-protected RS-485/RS-422 transceiver designed for reliable long-distance data communication in noisy environments. It supports data rates up to 20 Mbps and operates from a single 3.0V to 5.5V power supply. This device features a unique fail-safe mechanism that ensures a known state when the receiver is not connected, preventing false data interpretation.
Key features include high common-mode range, low power consumption, and integrated thermal protection. The MAX3490EESA+ is suitable for various applications, including industrial automation, data acquisition systems, and multi-drop communication networks. Its robust design and compact package make it ideal for space-constrained environments.
Overall, the MAX3490EESA+ is an efficient and reliable choice for implementing RS-485/RS-422 communication in demanding applications.

Features

The MAX3490EESA+ is a low-power, full-duplex RS-485/RS-422 transceiver featuring the following key features:
1. Low Power Consumption: Operates with a supply voltage of 3.0V to 5.5V and consumes minimal power, making it suitable for battery-powered applications.
2. High Data Rate: Supports data rates up to 250 kbps, ensuring reliable communication over long distances.
3. Integrated Fail-Safe: Includes a fail-safe feature that ensures a known state during power-down or idle conditions, minimizing the chance of erroneous data.
4. Wide Temperature Range: Designed to operate effectively from -40°C to +85°C, making it suitable for harsh environments.
5. Enhanced ESD Protection: Offers robust ESD protection, making it resilient against voltage spikes and surges.
6. Compact Package: Available in a small 8-pin SOIC package, facilitating space-saving designs in various electronic applications.
These features make the MAX3490EESA+ an ideal choice for industrial automation, process control, and remote sensing applications.

Package

The MAX3490EESA+ is packaged in a 16-pin SOIC (Small Outline Integrated Circuit) format.

Pinout

The MAX3490EESA+ is a 16-pin integrated circuit. It functions as a low-power, half-duplex RS-485/RS-422 transceiver. Key features include:
- Pin Count: 16 pins
- Functions:
- A and B differential outputs for data transmission
- Receiver inputs for differential data reception
- Enable and ground pins for operational control and power supply
- Additional pins for controlling the driver and receiver modes
The device supports data rates up to 2.5 Mbps and is designed for long-distance communication in noisy environments, making it suitable for industrial applications and network communications.

Manufacturer

The MAX3490EESA+ is manufactured by Maxim Integrated, which is a semiconductor company known for designing and manufacturing analog and mixed-signal integrated circuits. Founded in 1983, Maxim Integrated focuses on high-performance semiconductor solutions for a variety of applications, including automotive, industrial, communications, and consumer electronics. The company is recognized for its innovation in power management, sensors, and interface products, providing essential components that enable advanced electronic systems. In 2021, Maxim Integrated was acquired by Analog Devices, Inc., further enhancing its portfolio and reach in the semiconductor industry.

Application

The MAX3490EESA+ is primarily used in industrial automation, building automation, and telecommunications for robust RS-485/RS-422 communication. It is ideal for long-distance data transmission in noisy environments, supporting multi-point networks. Common applications include remote monitoring systems, data acquisition, and control systems in factories and smart buildings.

Equivalent

The MAX3490EESA+ is a transceiver for RS-485 and RS-422 communication. Equivalent products include the SN75176, SN65HVD10, and LT1785. These alternatives also support differential signaling for multi-point communication in industrial and automotive applications. Always check specific features and compatibility before substituting.