Overview
The AD8008ARMZ, produced by Analog Devices Inc., is a high-performance dual current feedback amplifier known for its ultralow distortion and noise characteristics. This amplifier is part of the AD8007/AD8008 family, which utilizes Analog Devices' proprietary second-generation eXtra-Fast Complementary Bipolar (XFCB) process. This technology enables the amplifiers to achieve high performance with low power consumption. The AD8008ARMZ is particularly notable for its wide supply voltage range (5 V to 12 V) and its high bandwidth, making it versatile for various applications.
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 | |||
| Input Voltage Noise (f = 100 kHz) | 2.7 | nV/√Hz | |||
| Input Offset Voltage | 0.5 | 4 | mV | ||
| Quiescent Current per Amplifier | 9 | 10.2 | mA | ||
| Operating Range | 5 | 12 | V |
Key Features
- Ultralow distortion: Second harmonic distortion of −83 dBc at 20 MHz and third harmonic distortion of −92 dBc at 20 MHz.
- High bandwidth: Up to 650 MHz bandwidth, making it suitable for high-speed applications.
- Low noise: 2.7 nV/√Hz voltage noise at 100 kHz.
- Wide supply voltage range: Operates from 5 V to 12 V, enhancing versatility.
- Low quiescent current: 9 mA to 10.2 mA per amplifier, contributing to low power consumption.
- Fast slew rate: Up to 1000 V/μs, ensuring rapid signal response.
- Compact packaging: Available in 8-Lead SOIC and 8-Lead MSOP packages.
Applications
The AD8008ARMZ is designed for a wide range of applications due to its high performance, low power consumption, and versatility. Some key applications include:
- High-speed data acquisition systems
- Medical imaging and diagnostic equipment
- Professional audio equipment
- Test and measurement instruments
- High-frequency signal processing
Q & A
- What is the bandwidth of the AD8008ARMZ amplifier?
The AD8008ARMZ has a bandwidth of up to 650 MHz.
- What is the typical input voltage noise of the AD8008ARMZ?
The typical input voltage noise is 2.7 nV/√Hz at 100 kHz.
- What is the quiescent current per amplifier for the AD8008ARMZ?
The quiescent current per amplifier is between 9 mA and 10.2 mA.
- What is the slew rate of the AD8008ARMZ?
The slew rate is up to 1000 V/μs.
- What are the typical second and third harmonic distortions at 20 MHz for the AD8008ARMZ?
The second harmonic distortion is −77 dBc, and the third harmonic distortion is −92 dBc at 20 MHz.
- What is the operating supply voltage range for the AD8008ARMZ?
The operating supply voltage range is from 5 V to 12 V.
- What are the available package types for the AD8008ARMZ?
The AD8008ARMZ is available in 8-Lead SOIC and 8-Lead MSOP packages.
- What is the overdrive recovery time for the AD8008ARMZ?
The overdrive recovery time is approximately 30 ns for a ±2.5 V input step.
- What are some common applications for the AD8008ARMZ?
Common applications include high-speed data acquisition systems, medical imaging, professional audio equipment, test and measurement instruments, and high-frequency signal processing.
- Is the AD8008ARMZ still in production?
No, the AD8008ARMZ is listed as obsolete and no longer manufactured.
