Texas Instruments

UA747CNG4

UA747CNG4 Description

The UA747CNG4 is a general-purpose operational amplifier (op-amp) designed by Texas Instruments. This dual-channel op-amp is housed in a through-hole package, making it suitable for a variety of applications requiring robust and reliable performance. The UA747CNG4 features a supply voltage range of 7 V to 36 V, offering flexibility in power supply requirements. With a gain bandwidth product of 1 MHz and a slew rate of 0.5 V/µs, it provides stable and efficient signal processing capabilities. The input bias current is a low 80 nA, ensuring minimal loading effects on the input signal sources. Additionally, the input offset voltage is maintained at 1 mV, contributing to high accuracy in signal amplification.

UA747CNG4 Features

• General-Purpose Amplifier: The UA747CNG4 is designed for a wide range of applications, making it a versatile choice for various electronic circuits.
• Dual Channels: With two independent operational amplifier channels, this IC can handle multiple signal processing tasks simultaneously.
• Wide Supply Voltage Range: The supply voltage span ranges from 7 V to 36 V, providing flexibility for different power supply configurations.
• Low Input Bias Current: The 80 nA input bias current minimizes the loading effect on the input signal, ensuring high input impedance.
• High Gain Bandwidth Product: A gain bandwidth product of 1 MHz ensures stable performance across a broad frequency range.
• Low Input Offset Voltage: The 1 mV input offset voltage contributes to high accuracy in signal amplification.
• High Output Current: Each channel can deliver up to 25 mA, making it suitable for driving various loads.
• Through-Hole Mounting: The through-hole package type ensures robust mechanical stability and ease of installation on printed circuit boards.
• Compliance and Safety: The UA747CNG4 is REACH unaffected and RoHS3 compliant, ensuring it meets environmental and safety standards. It also has a moisture sensitivity level (MSL) of 1, indicating it is suitable for unlimited exposure to ambient conditions.

UA747CNG4 Applications

The UA747CNG4 is ideal for a variety of applications due to its general-purpose design and robust performance characteristics. Some specific use cases include:

• Signal Conditioning: The low input bias current and high input impedance make it suitable for conditioning weak signals from sensors and transducers.
• Audio Amplification: The dual-channel design allows for stereo audio amplification, providing clear and stable audio output.
• Instrumentation: The high gain bandwidth product and low input offset voltage make it suitable for precision measurement and control systems.
• Power Supply Circuits: The wide supply voltage range and high output current capability make it suitable for voltage regulation and power supply applications.
• Educational and Development Projects: The through-hole package and general-purpose design make it an excellent choice for educational purposes and prototyping.

Conclusion of UA747CNG4

The UA747CNG4 is a versatile and reliable general-purpose operational amplifier from Texas Instruments. Its wide supply voltage range, low input bias current, and high gain bandwidth product make it suitable for a variety of applications, from signal conditioning to audio amplification. The dual-channel design and through-hole package ensure flexibility and ease of use in different electronic circuits. Although the product is marked as obsolete, its robust performance and compliance with environmental and safety standards make it a valuable component for legacy systems and educational purposes.