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MAX483EESA+

Name: MAX483EESA+
Rating: 4.7 (12 reviews)

RS-485/RS-422 TRANSCVR

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包 SOP8
資料表 MAX483EESA+ DataSheet
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規格

Package	Bulk
ProductStatus	Active

概述

Description

The MAX483EESA+ is a low-power, RS-485/RS-422 transceiver designed for high-speed communication in differential signaling applications. It supports data rates up to 2.5 Mbps and operates from a single +5V supply. This device is ideal for long-distance data transmission due to its robust noise immunity and ability to drive up to 32 nodes on a bus.
Key features include low power consumption, high input voltage range, and thermal shutdown protection. The MAX483EESA+ offers a half-duplex communication mode, allowing bidirectional data transmission over a twisted pair of wires, which minimizes electromagnetic interference (EMI).
Its compact 8-pin SOIC package makes it suitable for various applications, including industrial automation, telecommunications, and automotive systems. Overall, the MAX483EESA+ is an effective solution for reliable, high-speed data communication in challenging environments.

Features

The MAX483EESA+ is an RS-485/RS-422 transceiver designed for high-speed serial communications. Key features include:
1. Data Rate: Supports data rates up to 2.5 Mbps.
2. Low Power: Operates with a low supply current of 120 µA (max).
3. Voltage Range: Works with a single supply voltage from +3.0V to +5.5V.
4. Driver and Receiver: Includes a driver and a receiver, with a differential output for noise immunity.
5. Simple Interface: Compatible with 5V TTL/CMOS logic levels.
6. Thermal Shutdown: Built-in thermal shutdown protects against overheating.
7. Fail-Safe Design: Features fail-safe inputs that ensure a known state when the bus is idle.
8. Small Package: Available in an 8-Pin SOIC package for compact designs.
9. High Noise Immunity: Provides up to ±15kV ESD protection on the RS-485 bus.
These features make the MAX483EESA+ suitable for industrial automation, data acquisition systems, and other applications requiring reliable long-distance communication.

Package

The MAX483EESA+ is packaged in an 8-pin SOIC (Small Outline Integrated Circuit) package.

Pinout

The MAX483EESA+ is an RS-485/RS-422 transceiver with a pin count of 8. Its primary functions include enabling differential communication over long distances, making it suitable for industrial and automotive applications.
The pin configuration is as follows:
1. A - Non-inverting data input/output.
2. B - Inverting data input/output.
3. GND - Ground.
4. RO - Receiver output (data output to the host).
5. RE - Receiver enable (active low).
6. DE - Driver enable (active high).
7. DI - Driver input (data input from the host).
8. VCC - Positive supply voltage (typically +5V).
The MAX483EESA+ supports low power operation and features a high-speed data transmission capability, making it efficient for multi-point communication systems.

Manufacturer

The manufacturer of the MAX483EESA+ is Maxim Integrated, which is now part of Analog Devices, Inc. Maxim Integrated is known for designing and manufacturing analog and mixed-signal integrated circuits. The company specializes in high-performance analog and digital signal processing solutions, catering to a wide range of industries, including communications, automotive, industrial, and consumer electronics. Their products often focus on enhancing efficiency, performance, and reliability in electronic systems. The MAX483EESA+ is a low-power RS-485/RS-422 transceiver, widely used in data communication applications.

Application

The MAX483EESA+ is a low-power RS-485/RS-422 transceiver used in various applications, including industrial automation, data acquisition systems, point-of-sale equipment, and multi-drop communication networks. It is ideal for long-distance communication in noisy environments, enabling reliable data transmission in automotive, building automation, and remote sensor networks. Its robustness and low power consumption make it suitable for battery-operated devices as well.

Equivalent

The MAX483EESA+ is a low-power RS-485/RS-422 transceiver. Equivalent products include the SN75176B from Texas Instruments, the LTC2862 from Analog Devices, and the ADM3485 from Analog Devices. These components provide similar functionality for balanced differential signaling in data communication applications. Always verify specifications and compatibility for your specific use case.