STMicroelectronics LM393EDT Low Power Dual Voltage Comparator

The LM393EDT from STMicroelectronics is a highly versatile, low power dual voltage comparator that offers a perfect balance between performance and efficiency. Designed for applications requiring a comparison of voltages, it is capable of operating over a wide range of supply voltages, from 2V to 36V for single supply and ±1V to ±18V for dual supplies.

This comparator is widely used in various applications such as limit comparators, simple analog to digital converters, pulse, square wave and time delay generators, and many other functions where a reliable and precise voltage comparison is required. The LM393EDT is characterized by its low current draw, contributing to a more energy-efficient design.

Key Features:

• Wide single supply voltage range or dual supplies for all devices: +2V to +36V or ±1V to ±18V
• Very low supply current drain (0.8mA) independent of supply voltage
• Low input biasing current: 25nA
• Low input offset current: ±5nA
• Low input offset voltage: ±1mV
• Input common-mode voltage range includes ground
• Differential input voltage range equal to the supply voltage
• Low output saturation voltage: 250mV at 4mA
• Output voltage compatible with TTL, DTL, ECL, MOS, and CMOS logic systems

Applications:

• Industrial control systems
• Limit comparators
• Analog to digital converters
• Pulse generators
• Time delay generators
• High precision timing
• Automotive applications

The LM393EDT is provided in a surface-mount package, making it suitable for automated assembly processes and compact electronic designs. Its robust design ensures reliability and stability over a wide temperature range, making it a preferred choice for designers looking for a high-quality, cost-effective solution for voltage comparison tasks.