Overview
The LM324DG4 is a quadruple operational amplifier (op-amp) produced by Texas Instruments. It is part of the next-generation LM324B and LM2902B series, which are designed to provide improved specifications and enhanced performance compared to their predecessors. These devices are unity-gain stable and offer high value for cost-sensitive applications, making them suitable for a wide range of uses.
Key Specifications
| Specification | Value |
|---|---|
| Package | SOIC (D), 14 pins |
| Operating Temperature Range | 0°C to 70°C |
| Supply Voltage Range | 3V to 36V (B, BA versions) |
| Input Offset Voltage | ±2mV (BA version), ±3mV (B version) |
| ESD Rating | 2kV (HBM), 1.5kV (CDM) |
| Input Bias Current | 50nA maximum (across –40°C to 125°C) |
| Common-Mode Input Voltage Range | Includes V– |
| Input Voltage Differential | Can be driven up to supply voltage |
| Quiescent Current per Amplifier | 240µA typical |
Key Features
- Next-generation LM324B and LM2902B devices with improved specifications.
- Drop-in replacements for all versions of LM224, LM324, and LM2902.
- Low input offset voltage: ±2mV (BA version) / ±3mV (B version).
- High ESD rating: 2kV (HBM), 1.5kV (CDM).
- Integrated EMI and RF filters.
- Low input bias current: 50nA maximum.
- Common-mode input voltage range includes V–.
- Input voltage differential can be driven up to supply voltage.
Applications
The LM324DG4 is suitable for a variety of applications, including cost-sensitive designs, environmentally challenging environments, and situations requiring high differential input voltage capability. It is commonly used in audio and video circuits, medical equipment, industrial control systems, and other applications where high performance and reliability are essential.
Q & A
- What is the LM324DG4?
The LM324DG4 is a quadruple operational amplifier produced by Texas Instruments, part of the next-generation LM324B and LM2902B series. - What is the operating temperature range of the LM324DG4?
The operating temperature range is 0°C to 70°C. - What is the supply voltage range for the LM324DG4?
The supply voltage range is 3V to 36V for B and BA versions. - What is the input offset voltage of the LM324DG4?
The input offset voltage is ±2mV for BA versions and ±3mV for B versions. - What is the ESD rating of the LM324DG4?
The ESD rating is 2kV (HBM) and 1.5kV (CDM). - Can the LM324DG4 replace older versions of LM224, LM324, and LM2902?
Yes, the LM324B and LM2902B are drop-in replacements for all versions of LM224, LM324, and LM2902. - What is the quiescent current per amplifier for the LM324DG4?
The quiescent current per amplifier is 240µA typical. - Does the LM324DG4 have integrated EMI and RF filters?
Yes, it has integrated EMI and RF filters. - What is the common-mode input voltage range of the LM324DG4?
The common-mode input voltage range includes V–. - Can the input voltage differential be driven up to the supply voltage?
Yes, the input voltage differential can be driven up to the supply voltage.
