MAX211EWI+ - English Editing Encyclopedia Entry

Product Overview

Category: Integrated Circuit (IC)

Use: MAX211EWI+ is a high-speed, low-power RS-232 transceiver designed for use in applications requiring high data rates and long cable lengths. It is commonly used in communication systems to transmit and receive serial data.

Characteristics: - High-speed data transmission - Low power consumption - Long cable length support - Robust protection against electrostatic discharge (ESD) - Wide operating voltage range

Package: MAX211EWI+ is available in a small outline integrated circuit (SOIC) package, which provides ease of integration into various electronic systems.

Essence: The essence of MAX211EWI+ lies in its ability to facilitate reliable and efficient serial data communication over long distances.

Packaging/Quantity: MAX211EWI+ is typically sold in reels containing 250 units per reel.

Specifications

• Supply Voltage Range: +3.0V to +5.5V
• Data Rate: Up to 120kbps
• Operating Temperature Range: -40°C to +85°C
• Number of Pins: 28
• Package Type: SOIC

Pin Configuration

The detailed pin configuration of MAX211EWI+ is as follows:

| Pin No. | Pin Name | Description | |---------|----------|-------------| | 1 | VCC | Power supply voltage input | | 2 | GND | Ground reference | | 3 | T1IN | Transmit data input | | 4 | R1OUT | Receive data output | | 5 | R1IN | Receive data input | | 6 | T1OUT | Transmit data output | | 7 | C1OUT | Capacitor connection for charge pump | | 8 | C1IN | Capacitor connection for charge pump | | 9 | V- | Negative voltage output | | 10 | R2OUT | Receive data output | | 11 | R2IN | Receive data input | | 12 | T2OUT | Transmit data output | | 13 | T2IN | Transmit data input | | 14 | C2IN | Capacitor connection for charge pump | | 15 | C2OUT | Capacitor connection for charge pump | | 16 | V+ | Positive voltage output | | 17 | GND | Ground reference | | 18 | SHDN | Shutdown control input | | 19 | VCC | Power supply voltage input | | 20 | GND | Ground reference | | 21 | R3OUT | Receive data output | | 22 | R3IN | Receive data input | | 23 | T3OUT | Transmit data output | | 24 | T3IN | Transmit data input | | 25 | C3IN | Capacitor connection for charge pump | | 26 | C3OUT | Capacitor connection for charge pump | | 27 | V- | Negative voltage output | | 28 | VCC | Power supply voltage input |

Functional Features

• High-speed RS-232 communication: MAX211EWI+ supports data rates up to 120kbps, enabling fast and efficient data transmission.
• Long cable length support: The transceiver is designed to maintain signal integrity over long cable lengths, making it suitable for applications requiring extended communication distances.
• ESD protection: MAX211EWI+ incorporates robust electrostatic discharge protection, safeguarding the IC against potential damage from static electricity.
• Low power consumption: The transceiver operates with low power requirements, making it suitable for battery-powered devices and energy-efficient applications.

Advantages and Disadvantages

Advantages: - High-speed data transmission capability - Robust ESD protection - Wide operating voltage range - Low power consumption

Disadvantages: - Limited data rate compared to some newer transceiver models - Requires external capacitors for charge pump operation

Working Principles

MAX211EWI+ operates based on the RS-232 standard, which defines the electrical characteristics of serial communication. It utilizes a charge pump to generate the required positive and negative voltages for signal transmission and reception. The transceiver converts the logic-level signals from the connected device into RS-232 compliant voltage levels for reliable data transfer.

Detailed Application Field Plans

MAX211EWI+ finds application in various fields, including: 1. Industrial automation systems 2. Telecommunication equipment 3. Data acquisition systems 4. Point-of-sale terminals 5. Medical devices 6. Networking equipment

Detailed