LM2904YDT

The LM2904YDT is a dual operational amplifier (op-amp) manufactured by STMicroelectronics. It is designed for a wide range of applications, including signal conditioning, filtering, and amplification in various electronic circuits. Here’s a detailed description of its features and specifications:

General Features:

• Type: Dual Operational Amplifier
• Package: The LM2904YDT comes in a surface-mount package, specifically the SO-8 (Small Outline) package, which is compact and suitable for space-constrained applications.
• Temperature Range: The device operates over an extended temperature range, typically from -40°C to +125°C, making it suitable for automotive and industrial applications.

Electrical Characteristics:

• Supply Voltage: The LM2904 can operate with a single supply voltage ranging from 3V to 32V or dual supply voltages of ±1.5V to ±16V, providing flexibility in design.
• Input Offset Voltage: The input offset voltage is typically low, around 2mV, which enhances accuracy in precision applications.
• Input Common-Mode Voltage Range: The common-mode voltage range extends from the negative supply voltage to about 1.5V below the positive supply voltage, allowing for a wide range of input signals.
• Output Voltage Swing: The output can swing close to the supply rails, typically within a few millivolts, which is advantageous for maximizing output signal levels.
• Gain Bandwidth Product: The gain bandwidth product is around 1 MHz, which is suitable for many general-purpose applications.
• Slew Rate: The slew rate is approximately 0.5 V/µs, allowing the op-amp to respond adequately to fast-changing input signals.

Performance:

• Low Noise: The LM2904YDT is designed to minimize noise, making it suitable for audio and sensitive signal applications.
• High Gain: The op-amp features a high open-loop gain, typically around 100 dB, which is beneficial for amplification tasks.
• Stability: The device is internally compensated for stability, simplifying design considerations for feedback networks.

Applications:

The LM2904YDT is widely used in various applications, including:

• Audio signal processing
• Active filters
• Voltage followers
• Integrators and differentiators
• Comparators
• Signal conditioning circuits

Conclusion:

The LM2904YDT from STMicroelectronics is a versatile and reliable dual operational amplifier that offers a combination of low power consumption, wide supply voltage range, and good performance characteristics. Its robust design makes it suitable for a variety of applications in consumer electronics, automotive systems, and industrial equipment.