MAX14850ASE+T

The MAX14850ASE+T is a high-performance, dual-channel, RS-485/RS-422 transceiver designed for robust communication in industrial and automotive applications. Manufactured by Maxim Integrated, this device is particularly well-suited for applications requiring long-distance data transmission with high noise immunity.

Key Features:

1. Dual-Channel Design: The MAX14850ASE+T features two independent transceiver channels, allowing for simultaneous communication over two separate lines. This is particularly useful in applications where multiple devices need to communicate over a single bus.

2. Data Rate: The transceiver supports data rates of up to 20 Mbps, making it suitable for high-speed communication in demanding environments.

3. Operating Voltage: It operates over a wide voltage range of 3.0V to 5.5V, providing flexibility for various power supply configurations.

4. Low Power Consumption: The device is designed for low power operation, with a typical supply current of only 1.5 mA in active mode and less than 1 µA in shutdown mode. This makes it ideal for battery-powered applications.

5. Enhanced ESD Protection: The MAX14850ASE+T includes integrated ESD protection, rated at ±15 kV for contact discharge and ±30 kV for air discharge, ensuring reliable operation in harsh environments.

6. Thermal Shutdown: The transceiver features thermal shutdown protection, which helps prevent damage due to overheating, enhancing the reliability of the device in various operating conditions.

7. Fail-Safe Features: The device incorporates fail-safe mechanisms that ensure a known state on the bus in the event of a fault, such as a broken wire or power loss, which is critical for maintaining communication integrity.

8. Package Type: The MAX14850ASE+T is available in a compact 16-pin TQFN (Thin Quad Flat No-lead) package, which is suitable for space-constrained designs.

9. Applications: This transceiver is ideal for a variety of applications, including industrial automation, motor control, building automation, and automotive communication systems.

Electrical Characteristics:

• Input Voltage Range: 3.0V to 5.5V
• Operating Temperature Range: -40°C to +125°C
• Maximum Data Rate: 20 Mbps
• Common Mode Voltage Range: -7V to +12V

Conclusion:

The MAX14850ASE+T from Maxim Integrated is a versatile and reliable RS-485/RS-422 transceiver that combines high-speed performance with low power consumption and robust protection features. Its dual-channel capability and fail-safe mechanisms make it an excellent choice for a wide range of industrial and automotive communication applications.