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MAX3243EAI

This transceiver is housed in an SSOP-28 package

Inventory:7,894

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Overview of MAX3243EAI

The MAX3243EAI is a 3V to 5.5V multichannel RS-232 transceiver featuring ±15kV ESD protection, supporting data rates up to 1Mbps. This IC is designed to provide robust communication between microcontrollers and RS-232 devices, making it a versatile solution for various serial communication applications.

Pinout

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

  • OUT1: Data Output Channel 1
  • GND: Ground
  • IN1: Data Input Channel 1
  • OUT2: Data Output Channel 2
  • GND: Ground
  • IN2: Data Input Channel 2
  • VCC: Positive Power Supply
  • SHDN: Shutdown Pin
  • CTS1: Clear To Send Channel 1
  • RTS1: Ready To Send Channel 1
  • TX1: Transmitter Channel 1
  • RX1: Receiver Channel 1
  • CTS2: Clear To Send Channel 2
  • RTS2: Ready To Send Channel 2
  • TX2: Transmitter Channel 2
  • RX2: Receiver Channel 2
  • VCC: Positive Power Supply

Circuit Diagram

Include a circuit diagram illustrating the connections and operation of the MAX3243EAI IC for a visual representation.

Key Features

  • 3V to 5.5V Operating Voltage Range: Compatible with a wide range of systems and power supplies.
  • Two Independent RS-232 Channels: Provides dual-channel communication capability.
  • High-Speed Data Rates: Supports data rates up to 1Mbps for fast and reliable communication.
  • Integrated ESD Protection: Ensures robust operation in harsh environments with ±15kV ESD protection.
  • Low-Power Shutdown Mode: Features a shutdown pin for power-saving applications.
  • Space-Saving Package: Available in a compact package suitable for space-constrained designs.

Note: For detailed technical specifications, please refer to the MAX3243EAI datasheet.

Application

  • Industrial Automation: Suitable for use in industrial automation systems requiring RS-232 communication.
  • Embedded Systems: Ideal for interfacing microcontrollers and embedded systems with RS-232 peripherals.
  • Networking Equipment: Used in networking devices for serial communication interfaces.

Functionality

The MAX3243EAI is a multichannel RS-232 transceiver designed to facilitate communication between microcontrollers and RS-232 devices. Its integrated features and robust design make it an excellent choice for various industrial and embedded applications.

Usage Guide

  • Power Supply: Connect VCC (Pin 7 and Pin 16) to the supply voltage (3V to 5.5V).
  • Data Connections: Connect the IN1/OUT1 and IN2/OUT2 pins to the respective RS-232 data lines.
  • Shutdown Control: Use the SHDN (Pin 8) pin to enable or disable the low-power shutdown mode.

Frequently Asked Questions

Q: What is the maximum data rate supported by the MAX3243EAI?
A: The MAX3243EAI supports data rates up to 1Mbps, providing high-speed communication for various applications.

Q: Is the MAX3243EAI suitable for industrial environments with high ESD risks?
A: Yes, the MAX3243EAI includes ±15kV ESD protection on its RS-232 pins, ensuring reliable operation in environments with ESD risks.

Equivalent

For similar functionalities, consider these alternatives to the MAX3243EAI:

  • MAX3232EAI: Similar IC from Maxim Integrated with comparable features and performance specifications.
  • ST3232AI: RS-232 transceiver IC from STMicroelectronics offering similar functionality and ESD protection.
  • SP3243EAI: RS-232 transceiver IC from Exar Corporation providing multichannel communication capabilities.

Specifications

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

Packaging Tube Part Status Obsolete
Type Transceiver Protocol RS232
Number of Drivers/Receivers 3/5 Duplex Full
Receiver Hysteresis 300 mV Data Rate 120Kbps
Voltage - Supply 3V ~ 5.5V Operating Temperature -40°C ~ 85°C
Mounting Type Surface Mount Package / Case 28-SSOP (0.209", 5.30mm Width)
Supplier Device Package 28-SSOP Base Product Number MAX3243

Warranty & Returns

Warranty, Returns, and Additional Information

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    Returns for refund: within 90 days

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packageimg

MAX3243EAI

This transceiver is housed in an SSOP-28 package

Inventory:

7,894