DS26LS31CM/NOPB

Overview

The DS26LS31CM/NOPB is a quad high-speed differential line driver manufactured by Texas Instruments. It provides four independent drivers designed for digital data transmission over balanced lines, complying with EIA-422-B and TIA-422-B standards. The device operates within a supply voltage range of 4.5V to 5.5V and features TRI-STATE outputs. It supports data rates up to 30Mbps and functions across an industrial temperature range of -40°C to +85°C. The component utilizes a 16-pin SOIC surface-mount package.

Feature Summary

• Quad differential line driver architecture supporting RS-422 communication protocols
• TRI-STATE output capability allowing bus sharing and multi-drop configurations
• High-speed data transmission performance suitable for demanding industrial environments

Applications

• Industrial control systems requiring robust differential signaling
• Multi-drop communication networks adhering to RS-422 standards
• Data acquisition systems utilizing balanced twisted-pair transmission lines

Procurement Notes

Verify the presence of the NOPB suffix to confirm lead-free compliance and RoHS adherence. Ensure the ordering part number matches the specific package variant required for the PCB footprint. Confirm that the supplier provides original manufacturer documentation to validate authenticity and traceability before finalizing procurement.

Selection Notes

Select this component when a quad driver configuration is necessary for RS-422 interfaces. Consider the SOIC package dimensions for layout constraints. Verify that the operating temperature range meets the environmental requirements of the target application. Ensure compatibility with existing logic levels and power supply voltages in the system design.

Part Context

This component belongs to the DS26LS31 family of high-speed differential line drivers from Texas Instruments. It serves as a core interface solution for converting single-ended logic signals into differential pairs for noise-immune transmission. The series is widely utilized in industrial automation and telecommunications infrastructure where reliable long-distance data transfer is critical.

Replacement Considerations

DS26LS31CM: Original equivalent without lead-free specification. DS26LS31M: Similar quad driver in different packaging options.