Overview
The LMV324SIDRG4 is a quad low-voltage operational amplifier produced by Texas Instruments. It is part of the LMV3xx series, which includes single, dual, and quad configurations. This device is designed for low-voltage operation, ranging from 2.7 V to 5.5 V, making it suitable for applications where space and power efficiency are critical. The LMV324 offers rail-to-rail output swing, low supply current, and no crossover distortion, making it a versatile choice for various electronic systems.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Supply Voltage | 2.7 to 5.5 | V |
| Operating Temperature | -40 to 125 | °C |
| Supply Current (Typical) | 410 | μA |
| Unity-Gain Bandwidth | 1 | MHz |
| Phase Margin | 60 | deg |
| Gain Margin | 10 | dB |
| Equivalent Input Noise Voltage | 46 | nV/√Hz (at 1 kHz) |
| Equivalent Input Noise Current | 0.17 | pA/√Hz (at 1 kHz) |
| ESD Protection | 2000 V (Human-Body Model), 1000 V (Charged-Device Model) |
Key Features
- Low-voltage operation: 2.7 V to 5.5 V
- Rail-to-rail output swing
- No crossover distortion
- Low supply current: 410 μA (typical) for all four amplifiers
- Wide operating temperature range: -40°C to 125°C
- ESD protection exceeds JESD 22 standards
- Compact package options, including SOIC and TSSOP
Applications
- Desktop PCs
- HVAC systems (heating, ventilating, and air conditioning)
- Motor control: AC induction
- Net-books and portable media players
- Telecom DC/DC modules: digital power
- Professional audio mixers
- Refrigerators and washing machines (high-end and low-end)
Q & A
- What is the operating voltage range of the LMV324?
The LMV324 operates from 2.7 V to 5.5 V.
- What is the typical supply current for the LMV324?
The typical supply current for the LMV324 is 410 μA.
- Does the LMV324 have rail-to-rail output swing?
- What is the operating temperature range of the LMV324?
The operating temperature range is -40°C to 125°C.
- What types of ESD protection does the LMV324 have?
The LMV324 has ESD protection exceeding JESD 22 standards, including 2000 V for the human-body model and 1000 V for the charged-device model.
- What are some common applications for the LMV324?
- What package options are available for the LMV324?
The LMV324 is available in SOIC and TSSOP packages.
- Does the LMV324 have a shutdown feature?
The LMV324S version includes a low-power shutdown mode, but the standard LMV324 does not.
- What is the unity-gain bandwidth of the LMV324?
The unity-gain bandwidth of the LMV324 is 1 MHz.
- What is the phase margin of the LMV324?
The phase margin of the LMV324 is 60 degrees.
