Overview
The AD8008ARM-REEL7, produced by Analog Devices Inc., is a high-performance dual current feedback operational amplifier. It is part of the AD8007 and AD8008 series, known for their ultralow distortion and noise characteristics. These amplifiers are fabricated using Analog Devices' proprietary second-generation eXtra-Fast Complementary Bipolar (XFCB) process, which enables high performance with low power consumption. The AD8008 is particularly suited for a wide range of applications due to its wide supply voltage range (5 V to 12 V) and high bandwidth.
Key Specifications
| Parameter | Conditions | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| −3 dB Bandwidth (G = +1, VO = 0.2 V p-p, RL = 1 kΩ) | 540 | 650 | MHz | ||
| −3 dB Bandwidth (G = +1, VO = 0.2 V p-p, RL = 150 Ω) | 250 | 500 | MHz | ||
| −3 dB Bandwidth (G = +2, VO = 0.2 V p-p, RL = 150 Ω) | 180 | 230 | MHz | ||
| Slew Rate (G = +1, VO = 2 V step) | 900 | 1000 | V/μs | ||
| Overdrive Recovery Time (±2.5 V input step, G = +2, RL = 1 kΩ) | 30 | ns | |||
| Quiescent Current per Amplifier | 8.1 | 9 | mA | ||
| Power Supply Rejection Ratio (+PSRR) | 59 | 64 | dB | ||
| Power Supply Rejection Ratio (−PSRR) | 59 | 65 | dB | ||
| Supply Voltage Range | 5 | 12 | V | ||
| Output Saturation Voltage (VCC − VOH, VOL − VEE, RL = 1 kΩ) | 1.05 | 1.15 | V | ||
| Short-Circuit Current, Source | 70 | mA | |||
| Short-Circuit Current, Sink | 50 | mA | |||
| Capacitive Load Drive (30% overshoot) | 8 | pF |
Key Features
- High Bandwidth: Up to 650 MHz bandwidth, making it suitable for high-speed applications.
- Low Distortion and Noise: Ultralow distortion and 2.7 nV/√Hz voltage noise, ensuring high signal integrity.
- Wide Supply Voltage Range: Operates from 5 V to 12 V, providing flexibility in various power supply scenarios.
- Low Quiescent Current: Only 8.1 mA to 9 mA per amplifier, which is beneficial for power-sensitive designs.
- High Slew Rate: Up to 1000 V/μs, allowing for rapid signal transitions.
- Good Power Supply Rejection Ratio (PSRR): +PSRR and −PSRR of 59 dB to 65 dB, ensuring minimal power supply noise impact.
- Compact Packaging: Available in 8-Lead SOIC and 8-Lead MSOP packages, suitable for space-constrained designs.
Applications
- Audio Systems: Ideal for audio amplification due to its low noise and distortion characteristics.
- Instrumentation: Suitable for instrumentation applications requiring high accuracy and low noise.
- High-Speed Data Acquisition: Used in high-speed data acquisition systems where fast signal processing is necessary.
- Medical Equipment: Applicable in medical devices that require high signal fidelity and low noise.
- Industrial Control Systems: Useful in industrial control systems that demand high performance and reliability.
Q & A
- What is the bandwidth of the AD8008?
The AD8008 has a bandwidth of up to 650 MHz.
- What is the typical quiescent current per amplifier for the AD8008?
The typical quiescent current per amplifier is 9 mA.
- What is the slew rate of the AD8008?
The slew rate is up to 1000 V/μs.
- What is the supply voltage range for the AD8008?
The supply voltage range is from 5 V to 12 V.
- What are the common package types for the AD8008?
The AD8008 is available in 8-Lead SOIC and 8-Lead MSOP packages.
- What is the typical voltage noise of the AD8008?
The typical voltage noise is 2.7 nV/√Hz.
- What is the overdrive recovery time for the AD8008?
The overdrive recovery time is approximately 30 ns.
- What are some typical applications for the AD8008?
Typical applications include audio systems, instrumentation, high-speed data acquisition, medical equipment, and industrial control systems.
- What is the power supply rejection ratio (PSRR) of the AD8008?
The PSRR is 59 dB to 65 dB.
- What is the output saturation voltage for the AD8008?
The output saturation voltage is 1.05 V to 1.15 V.
