NJU7004M

Product Overview

• Category: Integrated Circuit (IC)
• Use: Signal Amplification and Filtering
• Characteristics: Low Noise, High Gain, Wide Bandwidth
• Package: SOP-8 (Small Outline Package)
• Essence: Operational Amplifier
• Packaging/Quantity: Tape and Reel, 2500 pieces per reel

Specifications

• Supply Voltage: ±2.5V to ±18V
• Input Offset Voltage: 1mV (maximum)
• Input Bias Current: 10nA (maximum)
• Slew Rate: 3V/µs (typical)
• Gain Bandwidth Product: 10MHz (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The NJU7004M has a total of 8 pins arranged in the following configuration:

```

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| | --| V+ OUT |-- Pin 1: Positive Power Supply (V+) --| IN- NC |-- Pin 2: Inverting Input (-) --| IN+ NC |-- Pin 3: Non-Inverting Input (+) --| V- NC |-- Pin 4: Negative Power Supply (V-) --| NC NC |-- Pin 5: Not Connected --| NC NC |-- Pin 6: Not Connected --| NC NC |-- Pin 7: Not Connected --| GND NC |-- Pin 8: Ground (GND) |___________| ```

Functional Features

• Low noise amplification for accurate signal processing.
• High gain allows for amplification of weak signals.
• Wide bandwidth enables the amplification of a broad range of frequencies.
• Stable operation over a wide temperature range.

Advantages and Disadvantages

Advantages: - Low input offset voltage ensures accurate signal amplification. - Low noise performance for high-quality signal processing. - Wide supply voltage range allows for versatile applications. - Small package size for space-constrained designs.

Disadvantages: - Limited output current capability. - Not suitable for high-power applications.

Working Principles

The NJU7004M is an operational amplifier that amplifies and filters input signals. It operates by comparing the voltages at its inverting and non-inverting inputs and producing an amplified output signal. The low noise and high gain characteristics of this IC make it suitable for applications requiring precise signal amplification and filtering.

Detailed Application Field Plans

The NJU7004M can be used in various applications, including but not limited to: 1. Audio Amplifiers: Provides clean and accurate amplification of audio signals. 2. Sensor Signal Conditioning: Amplifies weak sensor signals for further processing. 3. Medical Instrumentation: Enhances the accuracy of medical measurements. 4. Communication Systems: Amplifies and filters signals in wireless communication devices. 5. Test and Measurement Equipment: Enables precise signal analysis and measurement.

Detailed and Complete Alternative Models

1. LM324: A quad operational amplifier with similar specifications and pin configuration.
2. TL071: A low-noise JFET-input operational amplifier suitable for audio applications.
3. AD822: An instrumentation amplifier with high common-mode rejection ratio.

These alternative models offer similar functionality and can be considered as substitutes for the NJU7004M depending on specific requirements.

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