Product Overview: SN65176BDG4 from Texas Instruments

The SN65176BDG4 is a robust, differential bus transceiver designed by Texas Instruments to facilitate bidirectional communication on balanced lines. It is a part of the industry-standard SN75176 line and is specifically engineered for multipoint bus transmission at rates up to 10 Mbps. This device is optimized for balanced and terminated transmission lines and is compatible with ANSI Standards TIA/EIA-485-A and ISO 8482:1987(E).

Constructed with a BiCMOS process, the SN65176BDG4 allows for significant enhancements over its predecessors in terms of signaling rates and power consumption. The device operates over a wide temperature range, making it suitable for industrial environments. The integrated thermal shutdown protection ensures reliability and longevity by preventing the internal junction temperature from exceeding safe limits.

Key Features:

• Meets or exceeds the requirements of TIA/EIA-485-A and ISO 8482:1987(E) standards.
• Designed for RS-485 and RS-422 applications.
• 3-state driver and receiver outputs.
• Operates from a single 5V supply.
• Low quiescent power consumption: 1.5 mA typically.
• Wide common-mode range: -7V to +12V.
• Thermal shutdown protection.
• Driver positive- and negative-current limiting.
• Receiver input impedance: 12 kΩ minimum.
• Driver output capability: up to 60 mA.
• Multiple package options including 8-pin SOIC.

Applications:

The SN65176BDG4 is versatile in its applications due to its ability to maintain data integrity over long distances and in noisy environments. It is commonly used in:

• Industrial control systems.
• Building automation.
• Networked security systems.
• Data acquisition systems.
• Point of sale equipment.

With its combination of high-speed data transfer, low power consumption, and robust protection features, the SN65176BDG4 from Texas Instruments is an excellent choice for designers looking to implement reliable communication in their systems.