MAX14803CCM+TG5E

Product Overview

• Category: Integrated Circuits
• Use: Industrial Automation and Control Systems
• Characteristics: High-performance, low-power, multi-channel RS-485/RS-422 transceiver
• Package: 48-TQFP (Thin Quad Flat Package)
• Essence: Provides robust communication interface for industrial applications
• Packaging/Quantity: Tape & Reel, 250 units per reel

Specifications

• Supply Voltage: 3.0V to 3.6V
• Data Rate: Up to 12Mbps
• Number of Channels: 3
• Operating Temperature Range: -40°C to +85°C
• Protection Features: ±35V fault protection on bus pins, ±60V fault protection on logic pins
• ESD Protection: ±15kV Human Body Model (HBM), ±8kV IEC61000-4-2 Air-Gap Discharge, ±4kV IEC61000-4-2 Contact Discharge

Pin Configuration

The MAX14803CCM+TG5E has a total of 48 pins. The pin configuration is as follows:

1. VCC
2. DE
3. RE
4. RO1
5. DI1
6. GND
7. RO2
8. DI2
9. GND
10. RO3
11. DI3
12. GND
13. A
14. B
15. GND
16. Y
17. Z
18. GND
19. NC
20. NC
21. NC
22. NC
23. NC
24. NC
25. NC
26. NC
27. NC
28. NC
29. NC
30. NC
31. NC
32. NC
33. NC
34. NC
35. NC
36. NC
37. NC
38. NC
39. NC
40. NC
41. NC
42. NC
43. NC
44. NC
45. NC
46. NC
47. NC
48. NC

Functional Features

• High-speed data transmission up to 12Mbps
• Low power consumption for energy-efficient operation
• Robust fault protection on bus and logic pins
• Wide operating temperature range for industrial environments
• ESD protection for reliable performance in harsh conditions
• Three independent channels for versatile communication options

Advantages

• Provides reliable and robust communication interface for industrial automation systems
• Supports high-speed data transmission for efficient data exchange
• Low power consumption helps reduce energy costs
• Wide operating temperature range ensures functionality in extreme conditions
• ESD protection enhances durability and reliability

Disadvantages

• Limited number of channels may not be suitable for applications requiring more than three communication lines
• Package size may not be compatible with space-constrained designs

Working Principles

The MAX14803CCM+TG5E is a multi-channel RS-485/RS-422 transceiver designed for industrial automation and control systems. It enables reliable and high-speed communication between various devices in industrial environments. The transceiver operates by converting the differential voltage signals from the RS-485/RS-422 bus into digital signals that can be processed by the connected microcontroller or other devices.

The device features built-in fault protection mechanisms, such as overvoltage and overcurrent protection, which safeguard the transceiver and connected devices from potential damage. Additionally, the MAX14803CCM+TG5E incorporates ESD protection to prevent electrostatic discharge events from affecting its performance.

Detailed Application Field Plans

The MAX14803CCM+TG5E is widely used in industrial automation and control systems, including but not limited to:

1. Factory Automation: Enables communication between PLCs (Programmable Logic Controllers), sensors, actuators, and other devices in manufacturing facilities.
2. Building Automation: Facilitates data exchange between HVAC (Heating, Ventilation, and Air Conditioning) systems, lighting controls, access control systems, and other building automation components.
3. Process Control: Provides a reliable communication interface for monitoring and controlling various processes in industries such as oil and gas, chemical, and pharmaceutical.
4. Transportation Systems: Supports communication between different subsystems in transportation infrastructure, including railway signaling, traffic management, and vehicle control systems.

Detailed and Complete Alternative Models

1. SN65HVD485E: A similar multi-channel RS-485 transceiver with 3.3V to 5V supply voltage range and up to 20Mbps data rate.
2. ADM2483BRWZ: Another multi-channel RS-485 transceiver with 2.7V to 5.5V supply voltage range and up to