Overview
The ADA4075-2ARZ is a dual, high-performance, low-noise operational amplifier produced by Analog Devices Inc. This device combines excellent DC and AC characteristics, leveraging the advanced iPolar® process, which implements vertical junction isolation with lateral trench isolation. This technology enables low noise performance in smaller die sizes, with faster speeds and lower power consumption. The ADA4075-2ARZ is particularly suited for high fidelity audio and high-performance instrumentation applications due to its high slew rate, low distortion, and ultralow noise characteristics. It is also ideal for applications requiring lower power demands, small enclosures, and high-density designs.
Key Specifications
| Parameter | Attribute Value |
|---|---|
| Manufacturer | Analog Devices Inc. |
| Part Number | ADA4075-2ARZ-R7 |
| Number of Channels | 2 Channel |
| Gain Bandwidth Product (GBP) | 6.5 MHz |
| Slew Rate (SR) | 12 V/μs |
| Common Mode Rejection Ratio (CMRR) | 116 dB |
| Output Current per Channel | 40 mA |
| Input Bias Current (Ib) | 150 nA |
| Input Offset Voltage (Vos) | 300 μV |
| Input Voltage Noise Density (en) | 2.8 nV/√Hz |
| Supply Voltage - Min/Max | ±4.5 V to ±18 V |
| Operating Supply Current | 1.8 mA |
| Minimum/Maximum Operating Temperature | -40°C to +125°C |
| Package/Case | SOIC-8 |
Key Features
- Ultralow Noise: 2.8 nV/√Hz at 1 kHz, making it ideal for high fidelity audio and precision instrumentation applications.
- Low Distortion: 0.0002% typical, ensuring high signal integrity.
- High Slew Rate: 12 V/μs, allowing for fast signal processing.
- Low Supply Current: 1.8 mA per amplifier, suitable for low power and high-density applications.
- Dual-Supply Operation: ±4.5 V to ±18 V, providing flexibility in various circuit designs.
- High CMRR and PSRR: 116 dB CMRR and 104 dB PSRR, ensuring robust performance against common-mode and power supply noise.
Applications
- Precision Instrumentation: Ideal for high-accuracy measurement and data acquisition systems.
- Professional Audio: Suitable for high fidelity audio applications requiring low noise and high signal integrity.
- Active Filters: Used in active filter circuits where low noise and high performance are critical.
- Low Noise Amplifier Front End: Excellent choice for the front end of low noise amplifier circuits.
- Integrators and Other High-Performance Circuits: Applicable in various high-performance analog circuits requiring low noise and high accuracy).
Q & A
- What is the ADA4075-2ARZ operational amplifier used for?
The ADA4075-2ARZ is used in high fidelity audio, precision instrumentation, active filters, low noise amplifier front ends, and other high-performance analog circuits).
- What is the gain bandwidth product (GBP) of the ADA4075-2ARZ?
The GBP of the ADA4075-2ARZ is 6.5 MHz).
- What is the slew rate of the ADA4075-2ARZ?
The slew rate of the ADA4075-2ARZ is 12 V/μs).
- What is the input voltage noise density of the ADA4075-2ARZ?
The input voltage noise density is 2.8 nV/√Hz at 1 kHz).
- What is the operating supply current of the ADA4075-2ARZ?
The operating supply current is 1.8 mA per amplifier).
- What is the temperature range for the ADA4075-2ARZ?
The ADA4075-2ARZ operates from -40°C to +125°C).
- What package types are available for the ADA4075-2ARZ?
The ADA4075-2ARZ is available in SOIC-8 and LFCSP packages).
- What is the common mode rejection ratio (CMRR) of the ADA4075-2ARZ?
The CMRR is 116 dB).
- Is the ADA4075-2ARZ RoHS compliant?
Yes, the ADA4075-2ARZ is RoHS compliant).
- What are the typical applications for the ADA4075-2ARZ in terms of power supply?
The ADA4075-2ARZ can operate on dual supplies ranging from ±4.5 V to ±18 V).
