Overview
The LM339ANSRG4 is a quad differential comparator integrated circuit produced by Texas Instruments. This device is part of the LM339 series, known for its high precision and versatility in various voltage comparison applications. The LM339ANSRG4 is designed to operate with a wide supply voltage range, making it suitable for a broad spectrum of electronic systems.
It features four independent comparators, each capable of operating from a single or split power supply, and is compatible with multiple logic systems including TTL, DTL, ECL, MOS, and CMOS. This component is particularly advantageous due to its low power consumption and high precision, making it an ideal choice for applications requiring accurate voltage comparisons.
Key Specifications
| Parameter | Conditions | Unit | Min | Max | |
|---|---|---|---|---|---|
| Input Offset Voltage | V+ = 5 VDC, TA = 25°C | mVDC | 2.0 | 5.0 | 7.0 |
| Input Bias Current | VCM = 0 V | nADC | 25 | 250 | 250 |
| Input Offset Current | VCM = 0 V | nADC | 5.0 | 50 | 50 |
| Input Common-Mode Voltage Range | V+ = 30 VDC | VDC | 0 V+−1.5 | 0 V+−1.5 | |
| Supply Current | V+ = 36 VDC | mADC | 0.8 | 2.0 | 2.0 |
| Output Saturation Voltage | ISINK ≤ 4 mA | mVDC | 250 | 400 | 400 |
| Response Time | VRL = 5 VDC, RL = 5.1 kΩ | µs | 1.3 | 1.3 | |
| Operating Temperature Range | °C | 0 | 70 |
Key Features
- Wide Supply Voltage Range: Operates from 2 to 36 VDC or ±1 to ±18 VDC, making it versatile for various applications.
- Low Input Offset Voltage: As low as 2 mV maximum, ensuring high precision in voltage comparisons.
- Low Input Bias Current: Typically 25 nA, reducing the impact on the input signals.
- Low Output Saturation Voltage: 250 mV at 4 mA, suitable for driving logic circuits.
- Output Compatibility: Compatible with TTL, DTL, ECL, MOS, and CMOS logic systems.
- Low Power Consumption: Very low supply current drain, independent of supply voltage.
- High Precision Over Temperature: Reduced VOS drift over temperature, ensuring stable performance).
- Flexible Packaging: Available in various packages including PDIP, SOIC, TSSOP, and SSOP).
Applications
- Voltage Monitoring and Control: Ideal for applications requiring precise voltage comparisons and monitoring, such as in power supplies and voltage regulators.
- Logic Circuits and Digital Systems: Compatible with various logic families, making it suitable for use in digital circuits and microcontroller projects.
- Analog-to-Digital Conversion: Can be used in analog-to-digital conversion circuits due to its high precision and low offset voltage.
- Industrial Automation: Useful in industrial control systems where accurate voltage sensing is critical.
- Medical Devices: Suitable for medical equipment requiring precise voltage monitoring and control.
Q & A
- What is the input offset voltage of the LM339ANSRG4?
The input offset voltage is as low as 2 mV maximum.
- What is the operating temperature range of the LM339ANSRG4?
The operating temperature range is from 0°C to 70°C.
- What are the compatible logic systems for the LM339ANSRG4?
The output is compatible with TTL, DTL, ECL, MOS, and CMOS logic systems.
- What is the typical input bias current of the LM339ANSRG4?
The typical input bias current is 25 nA.
- Can the LM339ANSRG4 operate from a single power supply?
Yes, it can operate from a single or split power supply.
- What is the response time of the LM339ANSRG4?
The response time is approximately 1.3 µs with VRL = 5 VDC and RL = 5.1 kΩ.
- What is the output saturation voltage of the LM339ANSRG4?
The output saturation voltage is 250 mV at 4 mA.
- What are the available packages for the LM339ANSRG4?
It is available in PDIP, SOIC, TSSOP, and SSOP packages.
- Is the LM339ANSRG4 suitable for high-precision applications?
Yes, it is designed for high-precision applications with reduced VOS drift over temperature.
- Can the LM339ANSRG4 be used in industrial automation?
Yes, it is suitable for industrial control systems requiring accurate voltage sensing.
