The LTC490CN8#PBF is a robust and reliable low power differential line transceiver designed by Linear Technology, now part of Analog Devices. This high-performance device is crafted to meet the stringent requirements of RS485 and RS422 communications protocols, making it an excellent choice for long-distance and high-speed data transmission applications.

Key Features

• Interface Type: RS485 / RS422
• Number of Drivers/Receivers: 1/1
• Supply Voltage Range: 4.75V to 5.25V
• Operating Temperature Range: 0°C to 70°C
• Mounting Type: Through Hole
• Package: 8-PDIP (0.300", 7.62mm)
• ESD Protection: Enhanced electrostatic discharge protection
• Power Consumption: Low power operation for energy-efficient designs

Performance Advantages

The LTC490CN8#PBF is designed for differential communication on multipoint bus transmission lines. It is compatible with the industry-standard 75176 pinout. The device operates from a single 5V supply and draws just 5mA of supply current under full load. Notably, the LTC490CN8#PBF features reduced power consumption modes, drawing only 1µA in shutdown mode, which is ideal for power-sensitive applications.

The transceiver has an impressive driver output capability, capable of handling up to 60V of differential bus voltage and sustaining up to ±10V without damage. This feature ensures reliable data communication even in the most demanding electrical environments. Additionally, the receiver can withstand up to ±12V of common-mode range, providing stable operation in the presence of line faults or ground loop voltage differences.

Applications

The LTC490CN8#PBF transceiver is versatile and can be used in various applications that require high-speed data transfer and robust performance. It is particularly well-suited for networked devices in industrial automation, HVAC systems, point-of-sale equipment, and other applications where a reliable data link is critical to system performance.

Overall, the LTC490CN8#PBF from Linear Technology is a top-tier solution for designers looking to implement RS485 or RS422 communication protocols in their systems, offering excellent performance, reliability, and power efficiency.