Texas Instruments

LMC6484IN

LMC6484IN Description

The LMC6484IN is a CMOS quad operational amplifier designed by Texas Instruments, featuring four independent amplification circuits. This through-hole mounted device is housed in a tube package, making it suitable for a variety of applications requiring robust and reliable performance. Despite being marked as obsolete, the LMC6484IN remains a valuable component for specific use cases due to its unique combination of low power consumption, high slew rate, and low input bias current.

LMC6484IN Features

• Low Power Consumption: The LMC6484IN operates with a supply current of only 2.6mA across all four channels, making it highly efficient for battery-powered and low-power applications.
• Wide Supply Voltage Range: With a supply voltage span ranging from 3V to 15.5V, the LMC6484IN offers flexibility in power supply options, accommodating both low-voltage and higher-voltage systems.
• High Slew Rate: The 1.3V/µs slew rate ensures that the LMC6484IN can handle high-frequency signals with minimal distortion, making it suitable for applications requiring fast signal processing.
• Low Input Bias Current: At just 0.02 pA, the input bias current is exceptionally low, which is critical for applications involving high-impedance sources to minimize signal errors.
• Low Input Offset Voltage: The 110 µV input offset voltage ensures high accuracy in signal amplification, reducing the need for calibration and improving overall system performance.
• High Output Current: Each channel can deliver up to 30 mA of output current, providing sufficient drive capability for various load conditions.
• Gain Bandwidth Product: The 1.5 MHz gain bandwidth product allows for stable and accurate amplification across a wide range of frequencies.
• Moisture Sensitivity Level (MSL): The MSL rating of 1 (Unlimited) indicates that the LMC6484IN is highly resistant to moisture, making it suitable for use in humid environments without the need for special handling or storage conditions.
• REACH Compliance: The LMC6484IN is REACH unaffected, ensuring compliance with environmental and safety regulations.

LMC6484IN Applications

The LMC6484IN is ideal for applications requiring low power consumption, high accuracy, and robust performance. Some specific use cases include:

• Battery-Powered Devices: The low power consumption and wide voltage range make the LMC6484IN suitable for portable electronics and battery-powered systems.
• High-Impedance Signal Processing: The low input bias current ensures minimal loading of high-impedance sources, making it ideal for precision signal conditioning in medical and scientific instrumentation.
• Audio Signal Amplification: The high slew rate and low input offset voltage contribute to high-fidelity audio signal processing, ensuring clear and accurate sound reproduction.
• Industrial Control Systems: The robustness and wide operating voltage range make the LMC6484IN a reliable choice for industrial control and automation applications.
• Signal Conditioning in Sensor Networks: The LMC6484IN can be used to amplify and condition signals from various sensors, ensuring accurate and reliable data acquisition.

Conclusion of LMC6484IN

The LMC6484IN, despite being marked as obsolete, remains a valuable component in the electronics industry due to its unique combination of low power consumption, high slew rate, and low input bias current. Its wide supply voltage range, high output current, and low input offset voltage make it suitable for a variety of applications, from battery-powered devices to high-impedance signal processing. The robustness and compliance with environmental regulations further enhance its appeal. For engineers and designers seeking a reliable and efficient quad operational amplifier, the LMC6484IN offers a compelling solution.