LM529CN

Overview

The LM529CN is a dual comparator manufactured by Texas Instruments, housed in a 14-pin DIP package. It features a maximum input offset voltage of 5mV at 5V and a maximum input bias current of 3µA at 5V. The device provides a typical output current of 55mA at 5V and has a maximum quiescent current of 20mA. It operates within a temperature range of 0°C to 70°C and supports TTL output types with a maximum propagation delay of 20ns.

Feature Summary

• Dual comparator configuration for independent signal processing
• TTL-compatible output interface for digital logic integration
• Through-hole mounting capability via standard DIP packaging

Applications

• Industrial control systems requiring precise voltage comparison
• Temperature sensing circuits utilizing analog sensor inputs
• General-purpose threshold detection in electronic instrumentation

Procurement Notes

Verify the specific manufacturer source, as the LM529CN designation appears in listings from multiple distributors including Ariat-Tech and SINLIN Electronics. Confirm RoHS compliance status, as some sources indicate lead-containing variants. Ensure the 14-DIP package matches your PCB footprint requirements before ordering.

Selection Notes

Select this component when a dual comparator with TTL outputs and moderate drive current is required. Consider the 0°C to 70°C operating range for industrial applications. Verify that the 5mV input offset and 3µA bias current meet your circuit's precision needs compared to other available comparator families.

Part Context

This part belongs to the Texas Instruments comparator family, specifically designed for general-purpose analog-to-digital interfacing tasks. It serves as a bridge between analog sensor signals and digital logic systems, offering robust performance in industrial environments through its durable DIP construction and stable electrical characteristics.

Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided documentation. Cross-reference with similar dual comparators from Texas Instruments or other manufacturers only after verifying pin compatibility and electrical specifications against the original datasheet.