LM339 - Low Power Quad Comparator

LM339 - Low Power Quad Comparator

The LM339 is a low-power quad comparator integrated circuit. It incorporates four independent precision comparators. This IC operates from a single power supply, eliminating the requirement for dual supplies in many applications. It allows for voltage sensing near ground potential. The design ensures compatibility with various logic families. Reduced VOS drift over temperature maintains stable performance. It provides precise voltage comparison with minimal power consumption. The device exhibits a response time of 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
• Reduced VOS drift over temperature
• Operates from single or dual power supplies
• Allows sensing of voltages near ground potential
• Compatible with TTL and CMOS logic
• Extremely low power drain
• Fast response time of 1.3 µs

Applications:

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

Frequently Asked Questions:

Q: What are the acceptable power supply configurations for the LM339?
A: The LM339 operates from a single power supply and can also function with dual power supplies.

Q: What logic families are compatible with the LM339 outputs?
A: The LM339 is compatible with TTL and CMOS logic families.

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

Package Includes:

*Image shown is a representation only.

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