LM293P Dual Comparator by Juried Engineering 36V TTL-Compatible DIP-8

Description

Product Overview

The LM293P dual differential comparator is engineered by Juried Engineering to meet the rigorous demands of industrial and scientific environments. Housed in a convenient DIP-8 package, this component can operate from a minimum of 2 V up to a maximum of 36 V, providing designers with a broad supply voltage window that accommodates both low‑power and high‑voltage applications. Its input stage accepts common‑mode voltages that include ground, allowing the device to interface directly with sensors that swing around zero volts. The output stage is compatible with TTL, MOS, and CMOS logic families, delivering a low saturation voltage that ensures fast, clean transitions even when driving downstream circuitry. Internally, the comparator features a differential input architecture that can handle differential voltages equal to the full supply range, delivering precise threshold detection for a variety of signal conditioning tasks. The device is also designed for breadboard‑friendly prototyping, making it an excellent choice for rapid development, testing, and educational projects. With a robust pinout that simplifies wiring and a proven track record in industrial signal comparator rankings, the LM293P offers a reliable, versatile solution for engineers seeking high performance in a compact form factor.

Usage

In practical applications, the LM293P excels in environments where accurate voltage comparison and fast response times are critical. It is commonly employed in industrial control systems to monitor sensor outputs, such as temperature, pressure, and proximity sensors, where the comparator can trigger alarms or control relays based on predefined thresholds. The wide supply voltage range enables use in battery‑powered devices as well as mains‑connected equipment, providing flexibility for portable instrumentation and fixed‑install monitoring stations alike. Designers often integrate the LM293P into analog front‑ends for data acquisition modules, where its low output saturation voltage reduces the need for additional level‑shifting circuitry. The device’s ability to operate with single‑supply or dual‑supply configurations simplifies board layout and reduces component count, making it ideal for compact printed circuit boards used in automotive diagnostics, medical equipment, and environmental monitoring stations. Its TTL‑compatible output ensures seamless communication with microcontrollers, PLCs, and digital signal processors, facilitating straightforward firmware development and reliable system integration.

Why Choose Us

Choosing the LM293P from Juried Engineering means selecting a component backed by rigorous quality assurance and a reputation for durability. Each unit undergoes comprehensive testing to verify compliance with the specified 2‑36 V operating range, ensuring that the comparator performs consistently across temperature extremes and electrical stress conditions. The manufacturing process incorporates precision trimming of internal reference voltages, which guarantees tight hysteresis control and repeatable switching behavior—key factors for applications that demand high reliability, such as safety‑critical monitoring systems. In addition, Juried Engineering provides responsive technical support and detailed datasheets that help engineers accelerate design cycles and troubleshoot integration challenges quickly. The DIP‑8 package is not only easy to handle during manual assembly but also compatible with automated pick‑and‑place equipment, offering flexibility for both low‑volume prototyping and high‑volume production runs. By selecting this component, customers benefit from a balance of performance, cost‑effectiveness, and a supply chain that prioritizes on‑time delivery and consistent component availability.

Key Features

• Wide 2 V‑36 V supply range provides flexibility for low‑power and high‑voltage designs.
• TTL, MOS and CMOS compatible outputs simplify interfacing with diverse digital logic families.
• Low saturation voltage ensures fast, clean switching for precise signal detection.
• Compact DIP‑8 package is breadboard‑friendly and suitable for automated assembly.
• Comprehensive technical support and reliable supply chain for peace of mind.

FAQ

What is the maximum input voltage the LM293P can handle?

The LM293P is rated for a differential input voltage that matches the absolute maximum supply voltage, which means it can safely handle up to ±36 V when the supply is set to its highest rating of 36 V. This wide input range allows the comparator to be used in applications where signal levels may approach the supply rails.

Can the LM293P operate with a single supply voltage?

Yes, the LM293P is designed to function with either a single‑supply configuration or a dual‑supply arrangement. In single‑supply mode, the device can operate from 2 V up to 36 V, making it suitable for battery‑powered or low‑voltage systems without the need for a negative rail.

Is the output compatible with modern microcontrollers?

Absolutely. The output stage of the LM293P is TTL‑compatible and also works well with MOS and CMOS logic levels, which means it can directly drive the input pins of most contemporary microcontrollers, FPGA devices, and digital signal processors without additional level‑shifting components.

How does the LM293P perform in noisy environments?

The comparator’s differential architecture provides inherent noise rejection, and its low saturation voltage helps maintain clean transitions even when the surrounding circuitry experiences electrical noise. For particularly noisy environments, designers can add external filtering components to further improve stability.

What support does Juried Engineering offer for this component?

Juried Engineering supplies detailed datasheets, application notes, and reference designs to assist engineers throughout the product development process. In addition, their technical support team is available to answer specific design questions, troubleshoot integration issues, and provide guidance on optimal usage scenarios.