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TSM924ESE+

TSM924ESE+ Description

The TSM924ESE+ is a high-performance linear comparator from Silicon Labs, featuring a 4-element design with an integrated voltage reference. This IC is designed for precision applications requiring high accuracy and reliability. The TSM924ESE+ operates within a wide supply voltage range of 2.5V to 11V for single supply and ±1.25V to ±5.5V for dual supply, making it versatile for various power configurations. It offers a maximum input offset voltage of 10mV at 2.5V, ensuring precise signal comparison. The device also boasts a high common-mode rejection ratio (CMRR) and power supply rejection ratio (PSRR) of 80dB, minimizing the impact of noise and power supply variations on performance.

TSM924ESE+ Features

• High CMRR and PSRR: With 80dB CMRR and PSRR, the TSM924ESE+ effectively minimizes noise and power supply variations, ensuring stable and accurate performance.
• Low Propagation Delay: A maximum propagation delay of 12µs allows for rapid signal processing, making it suitable for high-speed applications.
• Low Quiescent Current: Consuming a maximum of 6.5µA in quiescent mode, the TSM924ESE+ is highly energy-efficient, ideal for battery-powered and low-power applications.
• High Output Current: Capable of delivering a typical output current of 40mA, the TSM924ESE+ can drive substantial loads without additional amplification.
• Surface Mount Packaging: The surface mount design facilitates easy integration into compact and high-density PCB layouts.
• Integrated Voltage Reference: The inclusion of a voltage reference simplifies circuit design and enhances precision in voltage level detection.
• Wide Operating Voltage Range: The ability to operate within a 2.5V to 11V single supply and ±1.25V to ±5.5V dual supply range provides flexibility in power supply options.

TSM924ESE+ Applications

The TSM924ESE+ is well-suited for a variety of applications where precision and reliability are paramount. Its high CMRR and PSRR make it ideal for environments with significant electromagnetic interference or fluctuating power supplies. The low propagation delay and high output current capability render it suitable for high-speed signal processing and driving substantial loads. Specific use cases include:

• Precision Voltage Monitoring: Ideal for monitoring power supply voltages in sensitive electronic systems.
• Signal Processing: Suitable for applications requiring rapid and accurate signal comparison, such as in data acquisition systems.
• Battery Management: The low quiescent current and wide operating voltage range make it a good fit for battery-powered devices.
• Automotive Electronics: The robustness and precision of the TSM924ESE+ ensure reliable performance in automotive applications, where noise and power supply variations are common.

Conclusion of TSM924ESE+

The TSM924ESE+ from Silicon Labs is a versatile and high-performance linear comparator with an integrated voltage reference. Its wide operating voltage range, low quiescent current, and high output current make it suitable for a variety of applications, from precision voltage monitoring to high-speed signal processing. The high CMRR and PSRR ensure stable performance in noisy environments, while the low propagation delay allows for rapid signal processing. Despite being marked as obsolete, the TSM924ESE+ remains a reliable choice for engineers seeking precision and reliability in their comparator designs.