Texas Instruments

DS26LS32ACM/NOPB

DS26LS32ACM/NOPB Description

The DS26LS32ACM/NOPB from Texas Instruments is a quad differential line receiver designed for high-speed data transmission in RS422 and RS423 communication systems. Operating within a 4.5V to 5.5V supply range, this surface-mount IC ensures reliable signal reception in industrial and commercial environments. With a 100 mV receiver hysteresis, it provides robust noise immunity, making it suitable for electrically noisy applications. The device is housed in a 16-pin SOIC package and is RoHS3 compliant, meeting modern environmental standards. Although marked as obsolete, it remains a dependable choice for legacy systems requiring stable differential signaling.

DS26LS32ACM/NOPB Features

• High Noise Immunity: 100 mV hysteresis minimizes false triggering in noisy environments.
• Wide Operating Voltage: Supports 4.5V–5.5V, compatible with standard TTL/CMOS logic levels.
• Quad Receiver Configuration: Four independent receivers in a single package, optimizing board space.
• Surface-Mount Design: 16-SOIC package enables compact PCB layouts.
• Robust Protocol Support: Compatible with RS422 (balanced) and RS423 (unbalanced) standards.
• Industrial Temperature Range: Operates from 0°C to 70°C, suitable for commercial applications.
• Low Sensitivity to ESD: Enhanced reliability in harsh conditions.

DS26LS32ACM/NOPB Applications

• Industrial Automation: Reliable data reception in motor control and PLC systems.
• Telecommunications: Signal integrity in legacy RS422/RS423 networks.
• Medical Equipment: Noise-resistant data acquisition in diagnostic devices.
• Test & Measurement Instruments: Accurate signal recovery in oscilloscopes and data loggers.
• Embedded Systems: Interface stability in microcontroller-based designs.

Conclusion of DS26LS32ACM/NOPB

The DS26LS32ACM/NOPB is a high-performance differential line receiver offering superior noise immunity, compact integration, and broad protocol support. While obsolete, its proven reliability makes it a viable option for maintaining or upgrading legacy systems. Engineers in industrial, telecom, and medical fields can leverage its robust design for stable long-distance data transmission. For new designs, consider TI’s modern alternatives with enhanced features.