Overview
The LMV324-N, produced by Texas Instruments, is a quad operational amplifier designed for low-voltage applications. It is a cost-effective solution that offers specifications comparable to or exceeding those of the traditional LM324 op amp, but with the added benefit of low-voltage operation (2.7 V to 5.5 V). This device is part of the LMV321-N, LMV358-N, and LMV324-N family, which includes single, dual, and quad channel versions, respectively. The LMV324-N is particularly suited for applications requiring space efficiency, low power consumption, and reliable performance over a wide temperature range (-40°C to 125°C).
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Supply Voltage | 2.7 to 5.5 | V |
| Operating Temperature Range | -40 to 125 | °C |
| Gain-Bandwidth Product | 1 | MHz |
| Slew Rate | 1 | V/µs |
| Supply Current (Quad) | 410 | µA |
| Input Offset Voltage | 1.7 to 7 | mV |
| Common Mode Rejection Ratio (CMRR) | 50 to 63 | dB |
| Output Swing (RL = 10 kΩ) | V+ - 10 mV to V- + 65 mV | |
| Package Type | SOIC (14 pins), TSSOP (14 pins) |
Key Features
- No crossover distortion
- Rail-to-rail output swing capability
- Input common-mode voltage range includes ground (-0.2 V to V+ - 0.8 V)
- Low supply current (410 µA for quad version)
- Excellent speed to power ratio with 1 MHz bandwidth and 1-V/µs slew rate
- Bipolar input and output stages for improved noise performance and higher output current drive
- Available in automotive AEC-Q100 grade 1 and grade 3 versions
- Small package options (SOIC and TSSOP) for space efficiency
Applications
- Active filters
- General purpose low-voltage applications
- General purpose portable devices such as cellular phones, pagers, and other small electronic systems
- Automotive applications due to AEC-Q100 compliance
Q & A
- What is the operating voltage range of the LMV324-N?
The LMV324-N operates within a voltage range of 2.7 V to 5.5 V.
- What is the gain-bandwidth product of the LMV324-N?
The gain-bandwidth product of the LMV324-N is 1 MHz.
- What is the typical supply current for the LMV324-N?
The typical supply current for the quad version of the LMV324-N is 410 µA.
- Does the LMV324-N have rail-to-rail output swing capability?
- What are the package options available for the LMV324-N?
The LMV324-N is available in SOIC (14 pins) and TSSOP (14 pins) packages.
- Is the LMV324-N suitable for automotive applications?
- What is the input common-mode voltage range of the LMV324-N?
The input common-mode voltage range of the LMV324-N includes ground and extends from -0.2 V to V+ - 0.8 V.
- Does the LMV324-N exhibit crossover distortion?
- What is the slew rate of the LMV324-N?
The slew rate of the LMV324-N is 1 V/µs.
- What are some typical applications of the LMV324-N?
The LMV324-N is typically used in active filters, general purpose low-voltage applications, and portable devices such as cellular phones and pagers.
