Overview
The LMV324Q3MAX/NOPB is a quad, low-voltage, rail-to-rail output operational amplifier produced by Texas Instruments. It is part of the LMV321-N, LMV358-N, and LMV324-N family, which are designed to offer cost-effective solutions for applications requiring low-voltage operation, space efficiency, and low power consumption. These amplifiers are built using Texas Instruments' advanced submicron silicon-gate BiCMOS process, featuring bipolar input and output stages for improved noise performance and higher output current drive.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Supply Voltage Range | 2.7 to 5.5 | V |
| Gain-Bandwidth Product | 1 | MHz |
| Slew Rate | 1 | V/μs |
| Supply Current | 410 | μA |
| Input Bias Current | 15 | nA |
| Input Common-Mode Voltage Range | -0.2 V to V+ - 0.8 V | V |
| Output Swing (at 10 kΩ) | V+ - 10 mV, V- + 65 mV | V |
| Operating Temperature Range | -40 to 125 | °C |
| Package Type | SOIC (D) 14-pin |
Key Features
- Ensured performance at 2.7 V and 5 V supply voltages.
- No crossover distortion, improving output signal quality.
- Rail-to-rail output swing, providing maximum dynamic range at low supply voltages.
- Low supply current, ideal for battery-powered systems and maximizing battery life.
- Industrial temperature range of -40°C to +125°C.
- Input common-mode voltage range includes ground, allowing direct sensing near GND in single supply operation.
- Capacitive load tolerance, capable of directly driving 200 pF in unity-gain without oscillation.
- Bipolar input stage with low input bias current.
- Compact package options, such as SOIC (D) 14-pin, suitable for space-efficient designs.
Applications
- Active filters.
- General-purpose low-voltage applications.
- General-purpose portable devices.
- Instrumentation circuits, such as three-op-amp instrumentation amplifiers.
- Battery-powered systems where low power consumption is critical.
- PCMCIA type III cards and other space-constrained designs.
Q & A
- What is the supply voltage range of the LMV324Q3MAX/NOPB?
The supply voltage range is 2.7 V to 5.5 V.
- What is the gain-bandwidth product of the LMV324Q3MAX/NOPB?
The gain-bandwidth product is 1 MHz.
- What is the typical supply current of the LMV324Q3MAX/NOPB?
The typical supply current is 410 μA.
- Does the LMV324Q3MAX/NOPB have crossover distortion?
No, the LMV324Q3MAX/NOPB effectively eliminates crossover distortion.
- What is the operating temperature range of the LMV324Q3MAX/NOPB?
The operating temperature range is -40°C to +125°C.
- What package types are available for the LMV324Q3MAX/NOPB?
The LMV324Q3MAX/NOPB is available in a SOIC (D) 14-pin package.
- Can the LMV324Q3MAX/NOPB drive capacitive loads directly?
Yes, it can directly drive 200 pF in unity-gain without oscillation.
- What is the input bias current of the LMV324Q3MAX/NOPB?
The typical input bias current is 15 nA.
- Is the LMV324Q3MAX/NOPB suitable for automotive applications?
Yes, it is available in automotive AEC-Q100 grade 1 and grade 3 versions.
- What are some common applications of the LMV324Q3MAX/NOPB?
Common applications include active filters, general-purpose low-voltage applications, and general-purpose portable devices.
