Overview
The LMV324-N-Q1, specifically the LMV324Q3MA/NOPB, is a quad operational amplifier (op amp) produced by Texas Instruments. This device is part of the LMV321/LMV358/LMV324 family, which are low-voltage, rail-to-rail output operational amplifiers. The LMV324-N-Q1 is designed for automotive applications and meets the AEC-Q100 Grade 1 standards, ensuring reliability and performance in harsh environments.
These op amps are optimized for low voltage operation, ranging from 2.7V to 5.5V, making them suitable for battery-powered systems and other low-voltage applications. They offer a high gain-bandwidth product of 1 MHz and a slew rate of 1 V/µs, along with low supply current, which helps in maximizing battery life.
Key Specifications
| Parameter | Conditions | Min | Typ | Max | Units |
|---|---|---|---|---|---|
| Supply Voltage Range | 2.7 | 5.5 | V | ||
| Gain-Bandwidth Product | 1 | MHz | |||
| Slew Rate | 1 | V/µs | |||
| Input Offset Voltage (VOS) | V+ = 2.7V, V− = 0V, VCM = 1.0V, VO = V+/2, RL > 1 MΩ | 1.7 | 7 | mV | |
| Input Bias Current (IB) | V+ = 2.7V, V− = 0V, VCM = 1.0V, VO = V+/2, RL > 1 MΩ | 11 | 250 | nA | |
| Common Mode Rejection Ratio (CMRR) | 0V ≤ VCM ≤ 1.7V | 50 | 63 | dB | |
| Power Supply Rejection Ratio (PSRR) | 2.7V ≤ V+ ≤ 5V | 50 | 60 | dB | |
| Supply Current | 410 | µA | |||
| Operating Temperature Range | -40 | 125 | °C |
Key Features
- Rail-to-Rail Output Swing: The LMV324-N-Q1 offers rail-to-rail output swing, providing maximum dynamic range at the output, especially important in low supply voltage applications.
- No Crossover Distortion: These op amps effectively eliminate output crossover distortion, enhancing the signal quality.
- Low Supply Current: With a supply current of 410 µA, these devices are ideal for battery-powered systems, helping to maximize battery life.
- Guaranteed Performance at 2.7V and 5V: Ensures operation throughout the battery lifetime with guaranteed specifications at these voltages.
- Input Includes Ground: The input common-mode voltage range includes ground, allowing direct sensing near GND in single supply operation.
- Small Footprint: Available in space-saving packages such as SOIC, which helps in designing smaller electronic products and reduces noise pickup by placing the device closer to the signal source.
- Capacitive Load Tolerance: Can directly drive 200 pF in unity-gain without oscillation, making them suitable for a variety of applications.
Applications
- Active Filters: Suitable for designing active filters due to their high gain-bandwidth product and low distortion.
- General Purpose Low Voltage Applications: Ideal for applications where low voltage operation, space efficiency, and low cost are critical.
- General Purpose Portable Devices: Used in cellular phones, pagers, and other portable electronic systems where low power consumption and small size are essential.
- Automotive Systems: Meets AEC-Q100 Grade 1 standards, making it suitable for use in automotive applications.
- PCMCIA Type III Cards and Other Compact Systems: The low profile of these devices makes them suitable for use in PCMCIA type III cards and other compact electronic systems.
Q & A
- What is the supply voltage range of the LMV324-N-Q1?
The supply voltage range is from 2.7V to 5.5V.
- What is the gain-bandwidth product of the LMV324-N-Q1?
The gain-bandwidth product is 1 MHz.
- Does the LMV324-N-Q1 have rail-to-rail output swing?
Yes, it offers rail-to-rail output swing.
- What is the typical supply current of the LMV324-N-Q1?
The typical supply current is 410 µA.
- Is the LMV324-N-Q1 suitable for automotive applications?
Yes, it meets AEC-Q100 Grade 1 standards, making it suitable for automotive applications.
- What is the operating temperature range of the LMV324-N-Q1?
The operating temperature range is from -40°C to 125°C.
- Does the LMV324-N-Q1 have crossover distortion?
No, it effectively eliminates output crossover distortion.
- Can the LMV324-N-Q1 drive capacitive loads?
Yes, it can directly drive 200 pF in unity-gain without oscillation.
- What are the common applications of the LMV324-N-Q1?
Common applications include active filters, general purpose low voltage applications, and general purpose portable devices.
- What package types are available for the LMV324-N-Q1?
It is available in space-saving packages such as SOIC.
