LM339 - Low Power Quad Comparator

LM339 Low Power Quad Comparator Integrated Circuit

The LM339 is a low-power quad comparator integrated circuit. It features four independent precision comparators. This IC operates from a single power supply, often eliminating the need for dual supplies. It allows for sensing near ground potential. The design ensures compatibility with all forms of logic. Reduced VOS drift over temperature provides stable performance. It offers precise voltage comparison with minimal power consumption. The response time is 1.3 µs.

Specifications:

• Comparator Type: Precision
• Number of Comparators: 4
• Input Offset Voltage: 3 mV (Typ)
• Input Offset Current: 5 pA (Typ)
• Input Bias Current: 25 pA (Typ)
• Supply Current: 0.8 mA (Typ)
• Number of Pins: 14
• Operating Temperature Range: 0°C to +70°C
• Response Time: 1.3 µs

Key features and benefits:

• Four independent precision comparators
• Low offset voltage and reduced VOS drift over temperature
• Operates from single or dual power supplies
• Allows sensing of voltages near ground potential
• Compatible with all forms of logic (TTL, CMOS, etc.)
• Extremely low power drain
• Fast response time of 1.3 µs

Applications:

• Battery-powered systems and portable devices
• Voltage level detection and threshold sensing
• Oscillators and waveform generators
• Logic level translation
• Industrial control systems
• Automotive electronics

Frequently Asked Questions:

Q: What is the power supply requirement for the LM339?
A: The LM339 is designed to operate from a single power supply, though it can also function with dual power supplies.

Q: What types of logic are compatible with the LM339?
A: The LM339 is compatible with all forms of logic, including TTL and CMOS.

Q: Can the LM339 detect voltages near ground?
A: Yes, the LM339 allows for sensing of voltages near ground potential.

Package Includes:

*Image shown is a representation only.

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