Overview
The AD8008AR-REEL, produced by Analog Devices Inc., is a high-performance dual current feedback amplifier. It is part of the AD8007 and AD8008 series, which are known for their ultralow distortion and noise characteristics. These amplifiers are fabricated using Analog Devices' proprietary second-generation eXtra-Fast Complementary Bipolar (XFCB) process, enabling high performance with low power consumption. The AD8008 is particularly suited for applications requiring high bandwidth, low noise, and low distortion, making it versatile for various use cases.
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 | ||
| Input Voltage Noise (f = 100 kHz) | 2.7 | nV/√Hz | |||
| SFDR at 20 MHz | −77 dBc | ||||
| Operating Range | 5 | 12 | V | ||
| Quiescent Current per Amplifier | 9 | 10.2 | mA | ||
| Power Supply Rejection Ratio (+PSRR) | 59 | 64 | dB | ||
| Power Supply Rejection Ratio (−PSRR) | 59 | 65 | dB | ||
| Input Offset Voltage | 0.5 | 4 | mV | ||
| Input Bias Current (+Input) | 4 | 8 | μA | ||
| Input Bias Current (−Input) | 0.7 | 6 | μA |
Key Features
- High-speed operation with a 650 MHz bandwidth at a gain of +1.
- Ultralow distortion and noise, with an input voltage noise of 2.7 nV/√Hz at 100 kHz.
- Low power consumption, with a quiescent current per amplifier of 9 to 10.2 mA.
- Wide supply voltage range of 5 V to 12 V, making it versatile for various applications.
- High SFDR (Spurious-Free Dynamic Range) of −77 dBc at 20 MHz.
- Fast overdrive recovery time of 30 ns and a high slew rate of 900 to 1000 V/μs.
- Low input offset voltage and low input bias current.
- Capable of driving capacitive loads with minimal overshoot.
Applications
- High-speed data acquisition systems.
- Medical imaging and diagnostic equipment.
- Test and measurement instruments.
- Professional audio equipment.
- High-frequency signal processing and amplification.
- Industrial control and automation systems.
Q & A
- What is the bandwidth of the AD8008 at a gain of +1?
The bandwidth of the AD8008 at a gain of +1 is 650 MHz.
- What is the input voltage noise of the AD8008?
The input voltage noise of the AD8008 is 2.7 nV/√Hz at 100 kHz.
- What is the operating supply voltage range of the AD8008?
The operating supply voltage range of the AD8008 is 5 V to 12 V.
- What is the quiescent current per amplifier for the AD8008?
The quiescent current per amplifier for the AD8008 is 9 to 10.2 mA.
- What is the SFDR of the AD8008 at 20 MHz?
The SFDR of the AD8008 at 20 MHz is −77 dBc.
- How fast is the overdrive recovery time of the AD8008?
The overdrive recovery time of the AD8008 is 30 ns.
- What is the slew rate of the AD8008?
The slew rate of the AD8008 is 900 to 1000 V/μs.
- Can the AD8008 drive capacitive loads?
Yes, the AD8008 can drive capacitive loads with minimal overshoot.
- What are some common applications of the AD8008?
The AD8008 is commonly used in high-speed data acquisition systems, medical imaging, test and measurement instruments, professional audio equipment, and high-frequency signal processing.
- Is the AD8008AR-REEL still in production?
No, the AD8008AR-REEL is obsolete and no longer manufactured.
