MAX1480AEPI

Product Overview

• Category: Integrated Circuit (IC)
• Use: RS-485/RS-422 Transceiver
• Characteristics:
  • High-speed, low-power transceiver
  • Supports data rates up to 2.5 Mbps
  • Operates from a single +5V supply
  • Suitable for industrial and automotive applications
• Package: Plastic DIP (Dual In-Line Package)
• Essence: MAX1480AEPI is a versatile IC used for reliable long-distance communication in industrial and automotive environments.
• Packaging/Quantity: Available in tubes or tape and reel packaging, with quantities varying based on customer requirements.

Specifications

• Supply Voltage: +4.75V to +5.25V
• Operating Temperature Range: -40°C to +85°C
• Data Rate: Up to 2.5 Mbps
• Number of Channels: 1
• Receiver Input Impedance: 12 kΩ
• Driver Output Impedance: 96 Ω
• ESD Protection: ±15kV (Human Body Model)

Pin Configuration

The MAX1480AEPI has a 14-pin plastic DIP package with the following pin configuration:

Pin 1: DE (Driver Output Enable) Pin 2: RE (Receiver Output Enable) Pin 3: DI (Driver Input) Pin 4: RO (Receiver Output) Pin 5: GND (Ground) Pin 6: B (B Line) Pin 7: A (A Line) Pin 8: VCC (Supply Voltage) Pin 9: /RE (Receiver Output Enable, inverted) Pin 10: /DE (Driver Output Enable, inverted) Pin 11: Y (Driver Output) Pin 12: Z (Driver Output) Pin 13: /B (B Line, inverted) Pin 14: /A (A Line, inverted)

Functional Features

• Full-duplex RS-485/RS-422 transceiver
• Low power consumption
• High-speed data transmission
• Enhanced ESD protection
• Thermal shutdown protection
• Short-circuit and fail-safe receiver inputs

Advantages and Disadvantages

Advantages: - Supports high-speed data rates - Suitable for industrial and automotive applications - Provides reliable long-distance communication - Offers thermal shutdown protection

Disadvantages: - Limited to a single channel - Requires an external power supply

Working Principles

The MAX1480AEPI is designed to facilitate bidirectional communication over long distances using the RS-485/RS-422 standard. It employs differential signaling to transmit and receive data, allowing for noise-immune operation in harsh environments. The IC integrates driver and receiver circuitry, ensuring efficient and reliable data transfer.

Detailed Application Field Plans

The MAX1480AEPI is widely used in various industrial and automotive applications, including but not limited to:

1. Industrial Automation Systems: Used for communication between PLCs (Programmable Logic Controllers), sensors, and actuators in factory automation systems.
2. Building Automation: Enables communication between control panels, HVAC systems, lighting controls, and other building automation devices.
3. Automotive Electronics: Facilitates data exchange between different electronic modules in vehicles, such as engine control units, body control modules, and infotainment systems.
4. Energy Management Systems: Allows for communication between energy meters, inverters, and monitoring systems in renewable energy installations.
5. Security Systems: Used in access control systems, CCTV networks, and alarm systems to transmit data reliably over long distances.

Detailed and Complete Alternative Models

1. SN75176B: RS-485 Transceiver, similar specifications, available in different package options.
2. MAX485: RS-485 Transceiver, lower data rate, available in various package options.
3. LTC2850: RS-485 Transceiver, higher data rate, low power consumption, available in different package options.

These alternative models offer similar functionality and can be considered based on specific application requirements.

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