Texas Instruments

DS8923AM/NOPB

DS8923AM/NOPB Description

The DS8923AM/NOPB is a full-duplex transceiver designed for reliable data transmission over long distances and in noisy environments. Manufactured by Texas Instruments, this device is part of the Drivers, Receivers, and Transceivers category and is packaged in a 16SOIC format. The DS8923AM/NOPB supports the RS422 and RS485 protocols, making it suitable for a wide range of industrial and commercial applications. Despite being marked as obsolete, its robust design and performance make it a reliable choice for existing systems.

DS8923AM/NOPB Features

• Number of Drivers/Receivers: The DS8923AM/NOPB features 2 drivers and 2 receivers, providing balanced data transmission capabilities.
• Operating Temperature: It operates within a temperature range of 0°C to 70°C, ensuring stability and reliability in various environmental conditions.
• Receiver Hysteresis: The device offers a receiver hysteresis of 70 mV, which helps in reducing noise sensitivity and improving signal integrity.
• Full Duplex Operation: The DS8923AM/NOPB supports full-duplex communication, allowing simultaneous data transmission and reception without interference.
• Supply Voltage: It operates on a supply voltage range of 4.5V to 5.5V, providing flexibility in power supply options.
• Mounting Type: The surface mount package type ensures easy integration into compact and high-density designs.
• Compliance and Safety: The DS8923AM/NOPB is REACH unaffected and ROHS3 compliant, meeting stringent environmental and safety standards.
• Moisture Sensitivity Level: With an MSL of 1 (Unlimited), the device is highly resistant to moisture, making it suitable for a variety of industrial environments.

DS8923AM/NOPB Applications

The DS8923AM/NOPB is ideal for applications requiring reliable and efficient data communication over long distances. Its support for RS422 and RS485 protocols makes it suitable for industrial automation, where robust and noise-immune communication is crucial. Specific use cases include:

• Industrial Control Systems: For communication between PLCs (Programmable Logic Controllers) and other industrial devices.
• Data Acquisition Systems: In environments where data integrity and long-distance transmission are essential.
• Telecommunications: For reliable data transmission in noisy environments.
• Building Automation: For communication between various building control systems, such as HVAC and security systems.

Conclusion of DS8923AM/NOPB

The DS8923AM/NOPB, despite being marked as obsolete, remains a reliable and robust transceiver for applications requiring full-duplex communication over long distances. Its features, such as receiver hysteresis and wide operating temperature range, make it suitable for demanding industrial environments. While newer alternatives may offer additional functionalities, the DS8923AM/NOPB continues to be a viable option for existing systems and applications where its specific capabilities are required.