MAX485EEPA+G104

Product Overview

• Category: Integrated Circuits
• Use: RS-485/RS-422 Transceiver
• Characteristics: Low-power, half-duplex transceiver
• Package: 8-pin PDIP (Plastic Dual In-line Package)
• Essence: MAX485EEPA+G104 is a highly integrated transceiver designed for RS-485 and RS-422 communication systems.
• Packaging/Quantity: Available in tubes or reels, with a quantity of 50 units per tube/reel.

Specifications

• Supply Voltage Range: +4.75V to +5.25V
• Data Rate: Up to 2.5Mbps
• Operating Temperature Range: -40°C to +85°C
• Number of Drivers/Receivers: 1 driver, 1 receiver
• Receiver Input Impedance: 12kΩ
• Driver Output Impedance: 60Ω
• ESD Protection: ±15kV (Human Body Model)

Pin Configuration

The MAX485EEPA+G104 has the following pin configuration:

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

Functional Features

• Low power consumption
• Half-duplex communication
• Wide supply voltage range
• High data rate capability
• Built-in ESD protection
• Short-circuit protection on driver outputs

Advantages

• Easy to use and integrate into existing systems
• Reliable and robust communication over long distances
• Low power consumption extends battery life in portable applications
• High data rate capability allows for fast and efficient data transmission

Disadvantages

• Limited to half-duplex communication only
• Requires external components for full functionality
• Not suitable for applications requiring full-duplex communication

Working Principles

The MAX485EEPA+G104 is a half-duplex transceiver that converts TTL/CMOS logic levels to RS-485/RS-422 voltage levels. It uses differential signaling to transmit and receive data, allowing for reliable communication over long distances. The driver and receiver are enabled/disabled using the DE (Driver Enable) and RE (Receiver Enable) pins, respectively.

Detailed Application Field Plans

The MAX485EEPA+G104 is widely used in various industrial and commercial applications, including:

1. Industrial automation systems
2. Building automation and control systems
3. HVAC (Heating, Ventilation, and Air Conditioning) systems
4. Access control and security systems
5. Instrumentation and measurement equipment
6. Data acquisition systems
7. Communication networks
8. Automotive electronics

Detailed and Complete Alternative Models

Some alternative models to the MAX485EEPA+G104 include:

1. SN75176 - RS-485 Transceiver
2. LTC485 - Low Power RS-485 Transceiver
3. ADM485 - Half-Duplex RS-485 Transceiver
4. MAX3485 - Low-Power RS-485/RS-422 Transceiver
5. SP3485 - Half-Duplex RS-485 Transceiver

These alternative models offer similar functionality and can be used as replacements depending on specific application requirements.

Word count: 346 words