STMicroelectronics LM339APT Low-Power Quad Voltage Comparators

The LM339APT, manufactured by STMicroelectronics, is a quad comparator device designed for applications requiring multiple voltage level detections. It is part of the LM339 series, known for their reliability and versatility in various electronic circuits.

Key Features

• Wide Single or Dual Supply Range: The LM339APT can operate from a single power supply over a wide range of voltages, or if needed, it can also be powered from dual supplies.
• Low Supply Current Drain: This comparator is optimized for low power consumption, making it suitable for battery-powered devices and power-sensitive applications.
• Low Input Biasing Current: It features low input bias and offset currents, which improves the accuracy of the device in precision applications.
• Input Common-Mode Voltage Range Includes Ground: The input voltage range includes ground, allowing for direct sensing near ground without the need for level shifting.
• Differential Input Voltage Range Equal to the Power Supply Voltage: The differential input voltage range is as wide as the power supply voltage, providing flexibility in signal comparison.
• Low Output Saturation Voltage: The output can saturate at a low voltage close to ground, which is ideal for driving loads directly or interfacing with digital logic levels.
• Output Compatible With TTL, MOS, and CMOS: The LM339APT's output can directly interface with a variety of logic families, making it a versatile choice for system design.

Applications

The LM339APT is suitable for a wide array of applications, including but not limited to:

• Limit comparators
• Simple analog to digital converters (ADCs)
• Voltage monitors
• Multivibrators
• Window detectors

Package and Quality

This product is available in a TSSOP-14 package, which is suitable for surface-mount technology (SMT) and is recognized for its space-saving design. STMicroelectronics ensures high manufacturing standards, and the LM339APT is designed to meet or exceed the requirements of the most demanding applications.