Overview
The LM339NSRG4, produced by Texas Instruments, is a quad differential comparator integrated circuit. This device is part of the LMx39 series, which includes the LM139, LM239, and LM339. The LM339 is designed to provide high precision and low power consumption, making it suitable for a wide range of applications.
The LM339NSRG4 is specifically packaged in a 14-pin SOIC (Small Outline Integrated Circuit) package and is RoHS compliant. It operates over a wide supply voltage range and is compatible with various logic systems, including TTL, DTL, ECL, MOS, and CMOS.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| Supply Voltage (V+) | 2 | - | 36 | VDC |
| Input Offset Voltage | - | - | 5.0 | mVDC |
| Input Bias Current | - | - | 250 | nA |
| Input Offset Current | - | - | 50 | nA |
| Input Common-Mode Voltage Range | 0 | - | V+ - 1.5 | VDC |
| Output Voltage Compatible With | - | - | - | TTL, DTL, ECL, MOS, CMOS |
| Operating Temperature Range | 0 | - | 70 | °C |
Key Features
- Wide supply voltage range: 2 to 36 VDC or ±1 to ±18 VDC
- Low output saturation voltage: 250 mV at 4 mA
- High precision: Low input offset voltage as low as 2 mV maximum
- Low power consumption: Suitable for battery-powered devices
- Compatibility with various logic systems: TTL, DTL, ECL, MOS, and CMOS
- Allows sensing near ground: Useful for applications requiring low-voltage sensing
Applications
- Solar inverters: For sensing AC/DC voltages and generating reference voltages
- Industrial control systems: For comparing voltages in control circuits
- Medical devices: For precise voltage comparisons in medical equipment
- Automotive systems: For voltage monitoring and control in automotive electronics
- Consumer electronics: For various voltage comparison tasks in consumer devices
Q & A
- What is the supply voltage range of the LM339NSRG4?
The supply voltage range is 2 to 36 VDC or ±1 to ±18 VDC
- What is the typical input offset voltage of the LM339NSRG4?
The typical input offset voltage is up to 5.0 mVDC
- Is the LM339NSRG4 compatible with TTL logic?
Yes, it is compatible with TTL, DTL, ECL, MOS, and CMOS logic systems
- What is the operating temperature range of the LM339NSRG4?
The operating temperature range is 0°C to 70°C
- Can the LM339NSRG4 be used in solar inverters?
Yes, it can be used for sensing AC/DC voltages and generating reference voltages in solar inverters
- What package type is the LM339NSRG4 available in?
The LM339NSRG4 is available in a 14-pin SOIC package
- Is the LM339NSRG4 RoHS compliant?
Yes, the LM339NSRG4 is RoHS compliant
- What is the maximum output current of the LM339NSRG4?
The maximum output current is 20 mA
- Can the LM339NSRG4 operate with dual power supplies?
Yes, it can operate with both plus and minus power supplies
- What is the input common-mode voltage range of the LM339NSRG4?
The input common-mode voltage range is from 0 V to V+ - 1.5 V
