AD8475ARMZ-R7

Product Overview

Category

AD8475ARMZ-R7 belongs to the category of integrated circuit (IC) amplifiers.

Use

It is primarily used as a precision, high-speed, differential amplifier.

Characteristics

• Precision: The AD8475ARMZ-R7 offers high accuracy and precision in amplifying differential signals.
• High Speed: It is designed to operate at high speeds, making it suitable for applications requiring fast signal processing.
• Differential Amplification: The IC is specifically designed to amplify the difference between two input signals while rejecting common-mode noise.
• Low Distortion: It provides low distortion and high linearity, ensuring accurate signal reproduction.
• Wide Supply Voltage Range: The AD8475ARMZ-R7 can operate with a wide range of supply voltages, enhancing its versatility.
• Low Power Consumption: It consumes low power, making it suitable for battery-powered applications.

Package

The AD8475ARMZ-R7 comes in a small outline package (SOIC) with 8 pins.

Essence

The essence of AD8475ARMZ-R7 lies in its ability to accurately amplify differential signals with high speed and low distortion.

Packaging/Quantity

The AD8475ARMZ-R7 is typically packaged in reels or tubes, with a quantity of 250 units per reel/tube.

Specifications

• Supply Voltage Range: ±2.25 V to ±18 V
• Input Voltage Range: ±Vs - 1.3 V
• Bandwidth: 100 MHz
• Slew Rate: 2000 V/μs
• Gain Bandwidth Product: 500 MHz
• Input Offset Voltage: ±1 mV
• Input Bias Current: ±10 nA
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The AD8475ARMZ-R7 has the following pin configuration:

```

---

| | --| V- OUT+ |-- Output --| V+ OUT- |-- Output --| IN- REF+ |-- Reference Voltage Input --| IN+ REF- |-- Reference Voltage Input --| GND |-- Ground --| VS- |-- Negative Supply Voltage --| VS+ |-- Positive Supply Voltage |___________| ```

Functional Features

1. Differential Amplification: The AD8475ARMZ-R7 amplifies the difference between two input signals while rejecting common-mode noise, resulting in accurate differential signal amplification.
2. High-Speed Operation: With a bandwidth of 100 MHz and a slew rate of 2000 V/μs, the IC is capable of processing high-frequency signals with minimal distortion.
3. Low Distortion: The AD8475ARMZ-R7 provides low distortion and high linearity, ensuring faithful reproduction of the amplified signal.
4. Wide Supply Voltage Range: It can operate with a wide range of supply voltages, allowing flexibility in various applications.
5. Low Power Consumption: The IC consumes low power, making it suitable for power-sensitive applications.

Advantages and Disadvantages

Advantages

• Accurate differential signal amplification
• High-speed operation
• Low distortion and high linearity
• Wide supply voltage range
• Low power consumption

Disadvantages

• Limited to differential signal amplification, not suitable for single-ended applications
• Requires careful consideration of input voltage range to prevent saturation or clipping

Working Principles

The AD8475ARMZ-R7 operates based on the principle of differential amplification. It amplifies the voltage difference between its two input terminals (IN+ and IN-) while rejecting any common-mode voltage present at both inputs. This allows the IC to amplify the desired differential signal while attenuating any common-mode noise or interference.

The amplified differential signal is then available at the output pins (OUT+ and OUT-), ready for further processing or utilization in the application circuit.

Detailed Application Field Plans

The AD8475ARMZ-R7 finds applications in various fields, including:

1. Instrumentation: It can be used in precision measurement instruments where accurate amplification of differential signals is required.
2. Audio Systems: The IC can be utilized in high-fidelity audio systems to amplify differential audio signals with low distortion.
3. Communication Systems: It finds use in communication systems for amplifying differential signals in data transmission and reception.
4. Medical Equipment: The AD8475ARMZ-R7 can be employed in medical devices that require precise amplification of biological signals.
5. Industrial Automation: It can be integrated into industrial automation systems for amplifying differential sensor signals accurately.

Detailed and Complete Alternative Models

1. AD8475ACPZ-R7: Similar to AD8475ARMZ-R7 but packaged in a leadless LFCSP package.
2. AD8475BRMZ-R7