Overview
The LM339NG is a quad comparator integrated circuit produced by onsemi. Although the LM339NG is currently obsolete, it was designed for various applications including level detection, low-level sensing, and memory functions in consumer, automotive, and industrial electronic systems. The LM339 series is known for its versatility and reliability in different operational environments.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Power Supply Voltage | 3.0 to 36 V (Single Supply), ±1.5 to ±18 V (Split Supply) | V |
| Input Bias Current | 25 nA (Typ) | nA |
| Input Offset Current | ±5.0 nA (Typ) | nA |
| Input Common Mode Voltage Range | 0 to VCC - 1.5 V | V |
| Low Output Saturation Voltage | 130 mV (Typ) @ 4.0 mA | mV |
| Operating Ambient Temperature Range | 0 to 70°C | °C |
| Storage Temperature Range | -65 to 150°C | °C |
| Package Type | PDIP-14 |
Key Features
- Single or Split Supply Operation: 3.0 V to 36 V single supply, ±1.5 V to ±18 V split supply.
- Low Input Bias Current: 25 nA (Typ).
- Low Input Offset Current: ±5.0 nA (Typ).
- Low Output Saturation Voltage: 130 mV (Typ) @ 4.0 mA.
- TTL and CMOS Compatible.
- ESD Clamps on the Inputs Increase Reliability without Affecting Device Operation.
Applications
The LM339NG is suitable for a variety of applications, including:
- Level detection in industrial and consumer electronics.
- Low-level sensing in automotive and industrial systems.
- Memory applications requiring reliable comparator functions.
Q & A
- What is the power supply voltage range for the LM339NG?
The LM339NG can operate with a single supply voltage from 3.0 V to 36 V or a split supply voltage from ±1.5 V to ±18 V. - What is the typical input bias current of the LM339NG?
The typical input bias current is 25 nA. - Is the LM339NG compatible with TTL and CMOS logic?
Yes, the LM339NG is TTL and CMOS compatible. - What is the operating temperature range for the LM339NG?
The operating ambient temperature range is from 0°C to 70°C. - What is the storage temperature range for the LM339NG?
The storage temperature range is from -65°C to 150°C. - What package type is the LM339NG available in?
The LM339NG is available in a PDIP-14 package. - Why is the LM339NG obsolete?
The LM339NG is no longer manufactured, but its specifications and features remain relevant for understanding similar comparator ICs. - What are some common applications of the LM339NG?
Common applications include level detection, low-level sensing, and memory functions in various electronic systems. - Does the LM339NG have ESD protection?
Yes, the LM339NG has ESD clamps on the inputs to increase reliability without affecting device operation. - What is the typical output saturation voltage of the LM339NG?
The typical output saturation voltage is 130 mV @ 4.0 mA.
