Texas Instruments

LMV321M7

LMV321M7 Description

The LMV321M7 is a general-purpose operational amplifier (op-amp) from Texas Instruments, designed for a wide range of analog signal processing applications. This op-amp is housed in a compact SC70-5 package, making it suitable for surface-mount applications where space is a critical consideration. The LMV321M7 operates within a supply voltage range of 2.7 V to 5.5 V, providing flexibility for both low-power and higher voltage applications. With a gain bandwidth product of 1 MHz and a slew rate of 1 V/µs, the LMV321M7 delivers reliable performance across various signal frequencies and amplitudes. The device features a low input bias current of 15 nA and an input offset voltage of 1.7 mV, ensuring high precision in signal amplification. Additionally, the LMV321M7 can deliver an output current of up to 160 mA per channel, making it capable of driving moderate loads efficiently. The low supply current of 130 µA further enhances its suitability for battery-powered and low-power consumption systems. The LMV321M7 is REACH unaffected and has a moisture sensitivity level (MSL) of 1, indicating it is suitable for unlimited exposure to moisture, which is beneficial for manufacturing processes. The device is available in a tape and reel (TR) packaging format, facilitating automated assembly and production.

LMV321M7 Features

• Wide Supply Voltage Range: Operates from 2.7 V to 5.5 V, offering compatibility with a variety of power supply configurations.
• High Gain Bandwidth Product: Achieves a gain bandwidth product of 1 MHz, ensuring stable and accurate signal amplification across a broad frequency spectrum.
• Low Input Bias Current: Features an input bias current of only 15 nA, minimizing the impact of input currents on the signal integrity.
• Low Input Offset Voltage: Maintains an input offset voltage of 1.7 mV, contributing to high-precision signal processing.
• High Output Current Capability: Delivers up to 160 mA per channel, enabling the op-amp to drive moderate to high loads effectively.
• Low Supply Current: Consumes only 130 µA of supply current, making it ideal for low-power applications and battery-operated devices.
• Moisture Sensitivity Level 1: Suitable for unlimited exposure to moisture, enhancing its reliability in various manufacturing environments.
• REACH Unaffected: Complies with REACH regulations, ensuring environmental and health safety.
• Surface-Mount Compatibility: Available in a compact SC70-5 package, ideal for surface-mount technology (SMT) applications.

LMV321M7 Applications

The LMV321M7 is well-suited for a variety of applications due to its versatile performance characteristics. Some specific use cases include:

• Signal Conditioning: Ideal for amplifying and conditioning weak analog signals in sensors, transducers, and other measurement systems.
• Audio Amplification: Suitable for low-power audio applications where high fidelity and low distortion are required.
• Battery-Powered Devices: Its low supply current and wide operating voltage range make it perfect for portable and battery-operated electronics.
• Industrial Control Systems: Can be used in various industrial applications where precise signal processing and control are necessary.
• Medical Equipment: Applicable in medical devices requiring high precision and reliability, such as portable diagnostic tools and monitoring equipment.

Conclusion of LMV321M7

The LMV321M7 from Texas Instruments is a robust and versatile general-purpose operational amplifier, offering a combination of high performance and low power consumption. Its wide supply voltage range, high gain bandwidth product, and low input bias current make it suitable for a diverse range of applications. The compact SC70-5 package and surface-mount compatibility further enhance its appeal for modern electronic designs. While it is marked as "Not For New Designs," the LMV321M7 remains a reliable choice for existing systems and applications requiring a general-purpose op-amp with excellent precision and efficiency.