Overview
The LMV324AMTC14X, produced by onsemi, is a quad low-voltage operational amplifier (op-amp) that offers a cost-effective solution for various applications requiring low power consumption and space-saving designs. This device is part of the LMV3XX family, which includes single (LMV321), dual (LMV358), and quad (LMV324) configurations. The LMV324AMTC14X operates from a single supply voltage ranging from 2.7 V to 5.5 V, making it suitable for battery-operated and portable equipment. It features rail-to-rail output swing, ultra-low quiescent current, and no output crossover distortion, which are essential for optimal signal-to-noise performance and reduced noise pickup.
Key Specifications
| Parameter | Typical Value | Min/Max Value |
|---|---|---|
| Supply Voltage Range | 2.7 V to 5.5 V | 2.5 V to 5.5 V |
| Quiescent Current per Amplifier | 130 μA (LMV321), 210 μA (LMV358), 410 μA (LMV324) | 80 μA to 680 μA |
| Unity-Gain Bandwidth | 1.2 MHz | - |
| Slew Rate | 1.5 V/μs | - |
| Output Voltage Range | Rail-to-Rail | VCC - 100 mV to VCC - 10 mV (high level), 60 mV to 180 mV (low level) |
| Input Voltage Range | -0.25 V to +1.5 V | - |
| Operating Temperature Range | -40°C to +125°C | - |
| Package Type | SOIC-14 | - |
Key Features
- Rail-to-rail output swing for optimal signal-to-noise performance.
- Ultra-low quiescent current, making it ideal for battery-operated equipment.
- No output crossover distortion and no output phase-reversal from overdriven input.
- Common mode input range includes ground, useful for low-side current-shunt measurements.
- ESD protection exceeds JESD 22 – 2000-V human-body model and 1000-V charged-device model.
- Small packages for reduced noise pickup and space-saving designs.
Applications
- Portable media players and personal data assistants.
- Desktop PCs, notebooks, and net-books.
- Hard disk drives and routers/switches.
- Cellular phones and smart card readers.
- Audio applications, including professional audio mixers.
- Motor control, HVAC systems, and high-end/low-end washing machines.
- Portable test instruments, keyless entry systems, and infrared receivers for remote controls.
Q & A
- What is the supply voltage range for the LMV324AMTC14X? The supply voltage range is from 2.7 V to 5.5 V.
- What is the typical quiescent current for the LMV324? The typical quiescent current for the LMV324 is 410 μA.
- Does the LMV324AMTC14X have rail-to-rail output swing? Yes, it features rail-to-rail output swing.
- What is the operating temperature range for this device? The operating temperature range is -40°C to +125°C.
- What package types are available for the LMV324? The LMV324 is available in SOIC-14 and TSSOP-14 packages.
- Does the LMV324 have ESD protection? Yes, it has ESD protection exceeding JESD 22 – 2000-V human-body model and 1000-V charged-device model.
- What are some common applications for the LMV324? Common applications include portable media players, desktop PCs, hard disk drives, and audio applications.
- What is the slew rate of the LMV324? The slew rate is 1.5 V/μs.
- Does the LMV324 have shutdown functionality? Yes, it has a shutdown feature with logic low for shutdown and logic high for enable.
- Is the LMV324 suitable for battery-operated devices? Yes, due to its ultra-low quiescent current, it is ideal for battery-operated equipment.
