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MAX845ESA

Efficient transformer driver for PCMCIA modules in compact design

Inventory:4,387

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Overview of MAX845ESA

The MAX845ESA is an isolated RS-485/RS-422 transceiver IC featuring a data rate of up to 250kbps and a shut-down mode for power efficiency. It is designed to provide isolation and signal conversion between different serial communication standards.

Pinout

(Note: The pin configuration below is a general representation. Refer to the specific datasheet for precise details.)

  • A: Driver Output A
  • B: Driver Output B
  • Y: Receiver Output
  • RE: Receiver Output Enable
  • DE: Driver Output Enable
  • GND: Ground
  • VCC: Positive Power Supply

Circuit Diagram

Include a circuit diagram illustrating the connections and operation of the MAX845ESA IC for better understanding.

Key Features

  • Isolated RS-485/RS-422 Transceiver: Provides isolation and signal conversion between RS-485 and RS-422 standards.
  • Data Rate: Supports data rates up to 250kbps, suitable for high-speed communication applications.
  • Shutdown Mode: Features a shut-down mode for power efficiency.
  • High Noise Immunity: Ensures reliable operation in noisy environments.
  • Wide Operating Voltage Range: Operates from a single +5V supply, making it compatible with various systems.
  • Small Package: Available in a compact 8-pin SOIC package.

Note: For detailed technical specifications, please refer to the MAX845ESA datasheet.

Application

  • Industrial Automation: Ideal for isolated communication in industrial automation systems.
  • Telecommunication: Suitable for telecom applications requiring signal isolation.
  • Data Acquisition: Used in data acquisition systems for reliable data transmission.

Functionality

The MAX845ESA is a versatile transceiver IC designed for isolated communication between RS-485 and RS-422 protocols. It ensures secure and efficient data transmission in various applications.

Usage Guide

  • Power Supply: Connect VCC (Pin 7) to the +5V power supply and GND (Pin 6) to ground.
  • Data Connections: Connect the A, B, Y, RE, and DE pins as per the application requirements.
  • Enable Control: Use the RE and DE pins to control the enabling of the receiver and driver outputs, respectively.

Frequently Asked Questions

Q: What is the maximum data rate supported by the MAX845ESA?
A: The MAX845ESA can support data rates of up to 250kbps for high-speed communication.

Q: Is the MAX845ESA suitable for industrial automation applications?
A: Yes, the MAX845ESA is ideal for industrial automation systems requiring isolated communication capabilities.

Equivalent

For similar functionalities, consider these alternatives to the MAX845ESA:

  • MAX3490: An isolated RS-485 transceiver IC with similar features and performance.
  • SN65HVD72: This RS-485 transceiver from Texas Instruments offers comparable specifications to the MAX845ESA.

Specifications

The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.

Product Category Gate Drivers RoHS Details
Product Isolated Gate Drivers Mounting Style SMD/SMT
Package / Case SOIC-8 Number of Drivers 2 Driver
Number of Outputs 2 Output Output Current 200 mA
Supply Voltage - Min 4.5 V Supply Voltage - Max 5.5 V
Configuration Non-Inverting Minimum Operating Temperature - 40 C
Maximum Operating Temperature + 85 C Series MAX845
Brand Analog Devices / Maxim Integrated Operating Supply Current 1.1 mA
Operating Supply Voltage 5 V Output Voltage 12 V
Pd - Power Dissipation 471 mW Product Type Gate Drivers
Factory Pack Quantity 100 Subcategory PMIC - Power Management ICs
Technology Si Part # Aliases MAX845
Unit Weight 0.019048 oz

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MAX845ESA

Efficient transformer driver for PCMCIA modules in compact design

Inventory:

4,387