MAX13487EESA+T

Product Overview

• Category: Integrated Circuit (IC)
• Use: Communication and Signal Conditioning
• Characteristics: Low-power, RS-485/RS-422 Transceiver
• Package: 8-pin SOIC (Small Outline Integrated Circuit)
• Essence: Provides robust and reliable communication between multiple devices in industrial environments
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Supply Voltage Range: 3V to 5.5V
• Data Rate: Up to 250kbps
• Number of Drivers/Receivers: 1 Driver, 1 Receiver
• Operating Temperature Range: -40°C to +85°C
• ESD Protection: ±15kV Human Body Model (HBM)
• RoHS Compliant: Yes

Pin Configuration

The MAX13487EESA+T has the following pin configuration:

1. DE (Driver Enable)
2. A (Non-Inverting Driver Output / Receiver Input)
3. B (Inverting Driver Output / Receiver Input)
4. GND (Ground)
5. RE (Receiver Enable)
6. Vcc (Power Supply)
7. Y (Receiver Output)
8. Z (Receiver Output)

Functional Features

• Robust RS-485/RS-422 transceiver with integrated protection features
• Allows half-duplex communication over long distances
• Supports multi-point networks with up to 32 nodes
• Low power consumption for energy-efficient operation
• High ESD protection for enhanced reliability
• Wide supply voltage range for compatibility with various systems

Advantages and Disadvantages

Advantages: - Reliable communication in harsh industrial environments - Low power consumption extends battery life in portable applications - Integrated protection features enhance system robustness - Wide supply voltage range allows compatibility with different systems

Disadvantages: - Limited to half-duplex communication - Data rate is limited to 250kbps

Working Principles

The MAX13487EESA+T is designed to facilitate communication between multiple devices in industrial environments. It utilizes the RS-485/RS-422 standard, which allows for robust and noise-immune data transmission over long distances. The transceiver features a driver and a receiver, enabling half-duplex communication.

The driver section converts logic-level signals into differential voltage signals suitable for transmission over twisted-pair cables. The receiver section converts the received differential signals back into logic-level signals. The integrated protection features guard against electrostatic discharge (ESD) and other transient events, ensuring reliable operation in challenging conditions.

Detailed Application Field Plans

The MAX13487EESA+T finds applications in various fields, including:

1. Industrial Automation: Enables communication between PLCs (Programmable Logic Controllers), sensors, and actuators in factory automation systems.
2. Building Automation: Facilitates communication between HVAC (Heating, Ventilation, and Air Conditioning) systems, lighting controls, and access control systems.
3. Transportation Systems: Allows communication between different subsystems in vehicles, such as engine control units, infotainment systems, and body control modules.
4. Renewable Energy: Enables data exchange between solar inverters, battery management systems, and monitoring equipment in solar power installations.

Detailed and Complete Alternative Models

1. SN65HVD1787DGGR: Similar RS-485 transceiver with higher data rate capability (up to 5Mbps).
2. LTC2856IGN#PBF: RS-485 transceiver with extended temperature range (-40°C to +125°C) and low quiescent current.
3. ADM2587EBRWZ: Isolated RS-485 transceiver with integrated isolation barrier for enhanced noise immunity.

These alternative models offer similar functionality to the MAX13487EESA+T and can be considered based on specific application requirements.

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