MAX3085EESA

Images are for reference only

MAX3085EESA

+BOM

RS-485/RS-422 TRANSCVR

365 Days Quality Guarantee

7*24 hours service quarantee

90-day after-sales guarantee

Genuine Product Guarantee

Specifications

Attribute Value
Package Bulk
ProductStatus Active

Overview

Description

The MAX3085EESA is a high-speed, low-power transceiver designed for RS-485 and RS-422 communication protocols, commonly used in industrial and commercial environments. It is part of the MAX3080E family from Maxim Integrated. This device operates at data rates up to 10 Mbps and is equipped with enhanced electrostatic discharge (ESD) protection, ensuring robustness in harsh environments.
Key features include a wide supply voltage range from 3.0V to 5.5V and reduced power consumption, making it suitable for battery-operated applications. The MAX3085EESA also supports a slew-rate-limited driver, which minimizes electromagnetic interference (EMI), allowing for reliable data transmission over extended cable lengths. Additionally, it offers a fail-safe feature that ensures the receiver output remains stable under open, shorted, or terminated-but-idle data line conditions.
The device comes in an 8-pin SOIC package, making it easy to integrate into various circuit designs. Its combination of speed, reliability, and protection makes it ideal for use in networking, industrial automation, and other communication systems.

Equivalent

The MAX3085EESA is a RS-485/RS-422 transceiver. Equivalent products include the SN75176B, ADM485, LTC485, and DS485. These alternatives provide similar functionalities such as differential signaling, half-duplex communication, and compatibility with RS-485/RS-422 standards. Always verify electrical specifications and pin compatibility before substituting to ensure proper functionality in your application.

Features

The MAX3085EESA is a low-power, high-speed RS-485/RS-422 transceiver designed for high-performance communication networks. Key features include:
1. Wide Supply Range: Operates from a single 3.3V supply.
2. High Data Rate: Supports data rates up to 10Mbps, making it suitable for fast data transmission.
3. Low Power Consumption: Features low quiescent current and a shutdown mode that reduces power consumption to just 1µA.
4. Enhanced ESD Protection: Provides ±15kV ESD protection on the bus pins (HBM - Human Body Model).
5. Extended Common-Mode Range: Operates over a common-mode voltage range of -7V to +12V, providing robustness in noisy environments.
6. Fail-Safe Operation: Ensures a known output state when the bus is idle, open, or shorted.
7. Reduced EMI: Incorporates slew-rate limiting to minimize electromagnetic interference.
8. Current Limiting: Offers short-circuit protection by limiting the output current.
9. Pin-Compatible: Compatible with standard 8-pin SOIC packages, facilitating easy integration into existing designs.
These features make the MAX3085EESA ideal for use in industrial, automotive, and communication systems requiring reliable and efficient data transmission.

Pinout

The MAX3085EESA is an 8-pin device, typically used in RS-485/RS-422 communication networks. Here is a brief overview of its function and pinout:
1. Pin 1 (RO): Receiver Output - Outputs the received data from the bus.
2. Pin 2 (/RE): Receiver Output Enable - Active-low input to enable or disable the receiver output.
3. Pin 3 (DE): Driver Output Enable - Controls the driver outputs. When high, it enables the driver outputs.
4. Pin 4 (DI): Driver Input - Inputs the data to be transmitted on the bus.
5. Pin 5 (GND): Ground - Reference point for all other signals.
6. Pin 6 (A): Non-Inverting Driver Output/Receiver Input - Connects to the bus.
7. Pin 7 (B): Inverting Driver Output/Receiver Input - Connects to the bus.
8. Pin 8 (VCC): Positive Power Supply - Powers the device, typically connected to a 3.3V or 5V supply.
The MAX3085EESA is designed for reliable data transmission and reception, offering features such as low power consumption, enhanced ESD protection, and robust performance in noisy environments.

Manufacturer

The MAX3085EESA is manufactured by 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 products that serve a wide range of applications across various industries, including automotive, consumer, communications, industrial, and healthcare. Their product portfolio includes power management ICs, sensors, interface and communication devices, and other analog solutions. Analog Devices, which acquired Maxim Integrated in 2021, is a global leader in the design and manufacturing of analog, mixed-signal, and digital signal processing integrated circuits.

Application

The MAX3085EESA is a low-power, high-speed transceiver intended for RS-485 and RS-422 communication systems. Its key application areas include industrial automation, networking, and process control systems, where it facilitates robust data transmission over long distances and in electrically noisy environments. It's also used in building automation systems, providing reliable communication between various control devices. Additionally, MAX3085EESA is suitable for use in HVAC systems, security systems, and remote meter reading due to its high ESD protection and ability to operate over a wide temperature range. Its low power consumption makes it ideal for battery-powered equipment and portable instruments.

Package

The MAX3085EESA is a RS-485/RS-422 transceiver, and it comes in an 8-pin SOIC (Small Outline Integrated Circuit) package type.

Products related to MAX3085EESA