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MAX934CPE+

MAX934CPE+ Description

The MAX934CPE+ is a high-performance, quad comparator IC with an integrated voltage reference, designed by Analog Devices Inc./Maxim Integrated. This through-hole mounted device is housed in a 16-DIP package, making it suitable for a variety of industrial and consumer applications. Despite being marked as obsolete, the MAX934CPE+ remains a reliable choice for designers seeking precise and efficient comparator solutions.

MAX934CPE+ Features

• High Common-Mode and Power-Supply Rejection Ratios: The MAX934CPE+ boasts a typical common-mode rejection ratio (CMRR) and power-supply rejection ratio (PSRR) of 80dB. This ensures minimal interference from common-mode noise and power-supply fluctuations, resulting in highly accurate and stable output signals.
• Versatile Output Types: This comparator supports both CMOS and TTL output types, providing flexibility in interfacing with various digital systems and ensuring compatibility with a wide range of logic families.
• Low Quiescent Current: With a maximum quiescent current of only 8.5µA, the MAX934CPE+ is highly energy-efficient, making it ideal for battery-powered and low-power applications.
• Wide Operating Voltage Range: The device operates from a single supply voltage of 2.5V to 11V or dual supplies of ±1.25V to ±5.5V, offering versatility in power supply options.
• Low Input Offset Voltage: A maximum input offset voltage of 10mV at 5V ensures high precision in signal comparison, making it suitable for applications requiring tight tolerance levels.
• Fast Propagation Delay: With a maximum propagation delay of 12µs, the MAX934CPE+ can quickly respond to input changes, enabling real-time signal processing and control.
• Moisture Sensitivity Level: The MSL level of 1 (unlimited) indicates that the device is highly resistant to moisture, enhancing its reliability in humid environments.
• Compliance and Safety: The MAX934CPE+ is REACH unaffected and RoHS3 compliant, ensuring it meets environmental and safety standards.

MAX934CPE+ Applications

The MAX934CPE+ is well-suited for applications requiring precise signal comparison and control. Its low power consumption and high performance make it ideal for:

• Battery Management Systems: The low quiescent current and wide operating voltage range make it suitable for monitoring and managing battery levels in portable devices.
• Signal Processing and Control: The fast propagation delay and low input offset voltage ensure accurate and timely signal processing in industrial control systems.
• Consumer Electronics: The device's versatility and compatibility with various logic families make it suitable for consumer electronics requiring reliable and precise comparator functions.
• Automotive Applications: The high CMRR and PSRR, along with its moisture resistance, make it a reliable choice for automotive systems where environmental conditions can be harsh.

Conclusion of MAX934CPE+

Despite its obsolete status, the MAX934CPE+ remains a robust and versatile comparator IC with an integrated voltage reference. Its high CMRR and PSRR, low quiescent current, and wide operating voltage range make it a reliable choice for a variety of applications. The MAX934CPE+ offers significant advantages over similar models, including its fast propagation delay and low input offset voltage, ensuring high precision and efficiency. Whether used in battery management systems, industrial control, consumer electronics, or automotive applications, the MAX934CPE+ provides a reliable and efficient solution for precise signal comparison and control.