Overview
The AD8058ARMZ is a high-performance, dual voltage feedback operational amplifier produced by Analog Devices Inc. This component is known for its excellent balance between cost and performance, making it an ideal choice for a wide range of applications. The AD8058ARMZ features a high bandwidth of 325 MHz and a slew rate of 1000 V/μs, which are typically found in current feedback amplifiers but are achieved here through voltage feedback technology. This amplifier is designed to operate over a wide supply range from 3 V to 12 V and has low quiescent current, making it suitable for low power applications.
Key Specifications
| Parameter | Rating/Value |
|---|---|
| Bandwidth (−3 dB, G = +1) | 325 MHz |
| Slew Rate | 1000 V/μs |
| Gain Flatness (0.1 dB to 28 MHz) | 0.1 dB |
| Noise (nV/√Hz) | 7 nV/√Hz |
| Supply Voltage Range | 3 V to 12 V |
| Quiescent Current (AD8058) | 13.5 mA to 14 mA |
| Power Supply Rejection Ratio | 54 dB to 58 dB |
| Operating Temperature Range | −40°C to +85°C |
| Package Types | SOIC, MSOP |
Key Features
- High bandwidth of 325 MHz and a slew rate of 1000 V/μs, similar to current feedback amplifiers but achieved through voltage feedback technology.
- Low cost and high performance, making it ideal for various applications.
- Low noise of 7 nV/√Hz, suitable for high-end video systems and other low-noise applications.
- Low power consumption with quiescent currents of 13.5 mA to 14 mA for the dual version.
- Wide supply range from 3 V to 12 V, enhancing flexibility in design.
- Available in standard SOIC and compact MSOP packages.
- Operating temperature range of −40°C to +85°C, suitable for industrial applications.
Applications
- High-end video systems: The low noise and distortion performance make it suitable for video applications.
- Differential analog-to-digital drivers: Ideal for driving capacitive loads and differential analog-to-digital converters.
- Video filters: Can be used in various video filtering applications due to its high bandwidth and low distortion.
- General-purpose amplification: Suitable for a wide range of general-purpose amplification needs due to its high performance and low cost.
Q & A
- What is the bandwidth of the AD8058ARMZ operational amplifier?
The bandwidth of the AD8058ARMZ is 325 MHz at a gain of +1.
- What is the slew rate of the AD8058ARMZ?
The slew rate of the AD8058ARMZ is 1000 V/μs.
- What is the noise level of the AD8058ARMZ?
The noise level of the AD8058ARMZ is 7 nV/√Hz.
- What is the supply voltage range for the AD8058ARMZ?
The supply voltage range for the AD8058ARMZ is from 3 V to 12 V.
- What are the typical quiescent currents for the AD8058ARMZ?
The typical quiescent currents for the AD8058ARMZ are between 13.5 mA and 14 mA.
- What are the package options available for the AD8058ARMZ?
The AD8058ARMZ is available in SOIC and MSOP packages.
- What is the operating temperature range for the AD8058ARMZ?
The operating temperature range for the AD8058ARMZ is −40°C to +85°C.
- What are some common applications for the AD8058ARMZ?
Common applications include high-end video systems, differential analog-to-digital drivers, video filters, and general-purpose amplification.
- How does the AD8058ARMZ compare to current feedback amplifiers?
The AD8058ARMZ achieves similar bandwidth and slew rate performance to current feedback amplifiers but uses voltage feedback technology.
- What is the power supply rejection ratio (PSRR) of the AD8058ARMZ?
The power supply rejection ratio (PSRR) of the AD8058ARMZ is between 54 dB and 58 dB.
