MAX4814EECB+T

Product Overview

• Category: Integrated Circuit (IC)
• Use: Communication and Networking
• Characteristics: Low-Power, RS-485/RS-422 Transceiver
• Package: 16-TSSOP
• Essence: Transceiver IC for serial communication protocols
• Packaging/Quantity: Tape & Reel, 2500 units per reel

Specifications

• Supply Voltage: 3.0V to 5.5V
• Data Rate: Up to 20Mbps
• Operating Temperature Range: -40°C to +85°C
• Number of Channels: 1
• Input Type: Differential
• Output Type: Differential
• Propagation Delay: 8ns (typical)
• Shutdown Current: 1µA (typical)

Pin Configuration

The MAX4814EECB+T has a 16-pin TSSOP package with the following pin configuration:

```

---

| | --| VCC GND |-- Pin 1: Ground (GND) --| RO RE |-- Pin 2: Receiver Output (RO) --| RI DE |-- Pin 3: Receiver Input (RI) --| DI D |-- Pin 4: Driver Input (DI) --| DE A |-- Pin 5: Driver Enable (DE) --| RE B |-- Pin 6: Receiver Enable (RE) --| A Y |-- Pin 7: Driver Output (A) --| B Z |-- Pin 8: Driver Output (B) --| Y NC |-- Pin 9: Not Connected (NC) --| Z NC |-- Pin 10: Not Connected (NC) --| NC NC |-- Pin 11: Not Connected (NC) --| NC NC |-- Pin 12: Not Connected (NC) --| NC NC |-- Pin 13: Not Connected (NC) --| NC NC |-- Pin 14: Not Connected (NC) --| NC NC |-- Pin 15: Not Connected (NC) --| GND VCC |-- Pin 16: Power Supply (VCC) |___________| ```

Functional Features

• Low-power transceiver for RS-485/RS-422 communication protocols
• Supports data rates up to 20Mbps
• Single-channel design
• Differential input and output
• Receiver and driver enable pins for control
• Wide operating voltage range (3.0V to 5.5V)
• Suitable for industrial applications with extended temperature range (-40°C to +85°C)

Advantages and Disadvantages

Advantages

• Low power consumption
• High-speed data transmission
• Robust performance in noisy environments
• Flexible control options with enable pins
• Wide operating voltage range
• Compact package size

Disadvantages

• Limited to single-channel communication
• Requires external components for complete functionality
• Not suitable for long-distance communication

Working Principles

The MAX4814EECB+T is a transceiver IC designed for RS-485/RS-422 communication protocols. It enables bidirectional data transmission between a microcontroller or other digital devices using differential signaling. The receiver section converts the differential input signals into logic-level outputs, while the driver section converts logic-level inputs into differential output signals.

The transceiver operates within a wide supply voltage range of 3.0V to 5.5V, making it suitable for various applications. It features low power consumption and high-speed data transmission, making it ideal for communication in industrial environments. The receiver and driver enable pins provide control over the transceiver's operation, allowing for flexible integration into different systems.

Detailed Application Field Plans

The MAX4814EECB+T is commonly used in various communication and networking applications, including:

1. Industrial Automation: Enables reliable data transmission between PLCs, sensors, and actuators in industrial automation systems.
2. Building Automation: Facilitates communication between control panels, HVAC systems, lighting controls, and other building automation devices.
3. Security Systems: Integrates with security cameras, access control systems, and alarm panels to transmit data over long distances.
4. Data Acquisition: Connects data acquisition modules to a central processing unit for real-time data monitoring and analysis.
5. Automotive Electronics: Supports communication between different automotive subsystems, such as engine control units, infotainment systems, and body control modules.

Detailed and Complete Alternative Models

• MAX485EESA+: 8-pin SOIC package, similar functionality to MAX4814EECB+T
• SN75176BP: 8-pin PDIP package, RS-485 transceiver with similar specifications