Supply original LM2904DRE4, Linear - Amplifiers - Instrumentation, Operational Amplifiers, Buffer Amplifiers, by Texas Instruments

The LM2904DRE4 is a dual operational amplifier (op-amp) manufactured by Texas Instruments. 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 LM2904DRE4 typically comes in an 8-pin SOIC (Small Outline Integrated Circuit) package, which is compact and suitable for surface-mount applications.
• Temperature Range: It operates over a wide temperature range, typically from -40°C to +125°C, making it suitable for industrial and automotive applications.

Electrical Characteristics:

• Supply Voltage: The op-amp can operate with a dual supply voltage ranging from ±1.5V to ±15V, or a single supply voltage from 3V to 30V.
• Input Offset Voltage: The input offset voltage is typically low, around 2mV, which enhances accuracy in applications requiring precise signal amplification.
• Input Impedance: The input impedance is high, typically around 10^6 ohms, which minimizes the loading effect on the preceding circuit.
• Output Drive Capability: The LM2904 can drive loads of up to 100mA, making it suitable for driving various loads directly.
• Gain Bandwidth Product: The gain bandwidth product is approximately 1 MHz, allowing for reasonable frequency response in many applications.

Performance Characteristics:

• Common-Mode Rejection Ratio (CMRR): The CMRR is typically around 100 dB, which indicates the op-amp's ability to reject common-mode signals and enhance differential signal amplification.
• Power Supply Rejection Ratio (PSRR): The PSRR is also high, typically around 100 dB, ensuring stable performance despite variations in supply voltage.
• Slew Rate: The slew rate is about 0.5 V/µs, which defines how quickly the output can respond to rapid changes in the input signal.

Applications:

The LM2904DRE4 is widely used in various applications, including:

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

Additional Information:

• RoHS Compliant: The LM2904DRE4 is RoHS compliant, meaning it is free from hazardous substances and suitable for environmentally friendly applications.
• Pin Configuration: The op-amp features standard pin configurations, including non-inverting and inverting inputs, output pins, and power supply connections, making it easy to integrate into existing designs.

In summary, the LM2904DRE4 from Texas Instruments is a versatile and reliable dual operational amplifier that offers a combination of high performance, wide supply voltage range, and robust features, making it suitable for a variety of electronic applications.