MAX3488ECSA+ - English Editing Encyclopedia Entry

Product Overview

Category: Integrated Circuits (ICs)

Use: The MAX3488ECSA+ is a low-power, half-duplex RS-485/RS-422 transceiver designed for industrial applications. It provides robust communication over long distances in noisy environments.

Characteristics: - Low power consumption - High data rates up to 250kbps - Wide supply voltage range: 3V to 5.5V - ESD protection up to ±15kV - Thermal shutdown protection

Package: The MAX3488ECSA+ is available in a small 8-pin SOIC package.

Essence: This transceiver allows reliable and efficient communication between devices using the RS-485/RS-422 protocols.

Packaging/Quantity: The MAX3488ECSA+ is typically sold in reels of 2500 units.

Specifications

• Supply Voltage Range: 3V to 5.5V
• Data Rate: Up to 250kbps
• Operating Temperature Range: -40°C to +85°C
• Number of Pins: 8
• Package Type: SOIC

Pin Configuration

The MAX3488ECSA+ has the following pin configuration:

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

Functional Features

• Half-duplex operation
• Enhanced ESD protection
• Low power consumption
• Thermal shutdown protection
• Receiver/driver enable control

Advantages and Disadvantages

Advantages: - Robust communication over long distances - Wide supply voltage range allows compatibility with various systems - High data rates for efficient data transfer - ESD protection ensures reliability in harsh environments - Low power consumption for energy-efficient operation

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

Working Principles

The MAX3488ECSA+ is a half-duplex transceiver that uses the RS-485/RS-422 protocols. It converts the differential signals from the driver inputs into single-ended signals suitable for transmission over twisted-pair cables. The receiver section converts the received signals back into differential signals for reliable data reception.

Detailed Application Field Plans

The MAX3488ECSA+ is widely used in industrial automation, process control systems, and other applications requiring robust and long-distance communication. It is commonly employed in:

1. Building automation systems
2. Industrial machinery control
3. HVAC (Heating, Ventilation, and Air Conditioning) systems
4. Security systems
5. Access control systems

Detailed and Complete Alternative Models

1. SN65HVD485E - Texas Instruments
2. LTC1480 - Linear Technology
3. ADM485 - Analog Devices
4. SP3485 - Exar Corporation
5. ST485 - STMicroelectronics

These alternative models offer similar functionality and can be considered as substitutes for the MAX3488ECSA+.

In conclusion, the MAX3488ECSA+ is a low-power, half-duplex RS-485/RS-422 transceiver designed for industrial applications. Its robust communication capabilities, wide supply voltage range, and high data rates make it an ideal choice for various industrial automation systems.