Texas Instruments

DS8923AN/NOPB

DS8923AN/NOPB Description

The DS8923AN/NOPB is a full-duplex transceiver designed for RS-422 and RS-485 communication protocols. Manufactured by Texas Instruments, this IC features two drivers and two receivers, making it suitable for bidirectional data transmission. The device operates within a supply voltage range of 4.5V to 5.5V and is housed in a through-hole package, specifically a tube, ensuring robust mechanical stability and ease of integration into various electronic systems. The DS8923AN/NOPB is rated for an operating temperature range of 0°C to 70°C, making it suitable for a wide range of industrial and commercial applications. Despite being marked as obsolete, it remains a reliable choice for applications requiring full-duplex communication.

DS8923AN/NOPB Features

• Full-Duplex Communication: The DS8923AN/NOPB supports full-duplex communication, allowing simultaneous data transmission and reception. This feature is crucial for applications requiring real-time data exchange without latency.
• Receiver Hysteresis: The device features a receiver hysteresis of 70 mV, which enhances noise immunity and ensures reliable data reception even in noisy environments.
• Supply Voltage Range: With a supply voltage range of 4.5V to 5.5V, the DS8923AN/NOPB offers flexibility in power supply options, making it compatible with a variety of power sources.
• Through-Hole Mounting: The through-hole mounting type ensures mechanical stability and ease of integration into printed circuit boards (PCBs), making it suitable for both prototyping and production environments.
• Compliance and Safety: The DS8923AN/NOPB is REACH unaffected and RoHS3 compliant, ensuring it meets environmental and safety standards. It also has a moisture sensitivity level (MSL) of 1 (unlimited), making it suitable for storage and handling in various conditions.
• ECCN Classification: Classified under ECCN EAR99, the DS8923AN/NOPB is subject to minimal export restrictions, facilitating its use in international projects.

DS8923AN/NOPB Applications

The DS8923AN/NOPB is ideal for a variety of applications that require reliable and efficient data communication over RS-422 and RS-485 protocols. Some specific use cases include:

• Industrial Automation: In industrial settings, the DS8923AN/NOPB can be used for communication between programmable logic controllers (PLCs), sensors, and actuators, ensuring seamless data flow and control.
• Data Acquisition Systems: The device is well-suited for data acquisition systems where multiple sensors need to transmit data to a central processing unit in real-time.
• Networking Equipment: The DS8923AN/NOPB can be used in networking equipment such as routers, switches, and modems to facilitate reliable data transmission over long distances.
• Telecommunications: In telecommunication systems, the DS8923AN/NOPB can be employed for communication between base stations, repeaters, and other network components, ensuring high data integrity and minimal latency.

Conclusion of DS8923AN/NOPB

The DS8923AN/NOPB is a versatile and reliable full-duplex transceiver designed for RS-422 and RS-485 communication protocols. Its robust features, including full-duplex communication, receiver hysteresis, and wide supply voltage range, make it an excellent choice for applications requiring reliable data transmission. Despite being marked as obsolete, the DS8923AN/NOPB remains a valuable component for industrial and commercial applications, offering significant advantages over similar models. Its compliance with environmental and safety standards further enhances its suitability for modern electronic systems.