Overview
The AD8008ARMZ-REEL7 is a dual high-performance current feedback amplifier produced by Analog Devices Inc. It is part of the AD8008 series, known for its ultralow distortion and noise characteristics. The AD8008 utilizes Analog Devices' proprietary second-generation eXtra-Fast Complementary Bipolar (XFCB) process, enabling high performance with low power consumption. This amplifier is designed to operate over a wide supply voltage range of 5 V to 12 V, 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 | |||
| Short-Circuit Current, Source | 70 | mA | |||
| Short-Circuit Current, Sink | 50 | mA | |||
| Power Supply Range | 5 | 12 | V | ||
| Quiescent Current per Amplifier | 8.1 | 9 | mA | ||
| Power Supply Rejection Ratio (+PSRR) | 59 | 64 | dB | ||
| Power Supply Rejection Ratio (−PSRR) | 59 | 65 | dB |
Key Features
- Ultralow distortion and noise: The AD8008 features −77 dBc SFDR at 20 MHz and 2.7 nV/√Hz voltage noise.
- High bandwidth: Up to 650 MHz bandwidth, making it suitable for high-speed applications.
- Low power consumption: Quiescent current per amplifier is typically 9 mA.
- Wide supply voltage range: Operates from 5 V to 12 V.
- High slew rate: Up to 1000 V/μs.
- Fast overdrive recovery time: 30 ns for a ±2.5 V input step.
- Capacitive load drive capability: Can drive up to 8 pF with 30% overshoot.
Applications
The AD8008ARMZ-REEL7 is suitable for a variety of high-speed and low-distortion applications, including:
- High-speed data acquisition systems.
- Medical imaging equipment.
- Professional audio equipment.
- High-frequency signal processing.
- Test and measurement instruments.
Q & A
- What is the bandwidth of the AD8008 amplifier? 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 supply voltage range for the AD8008? The AD8008 operates over a supply voltage range of 5 V to 12 V.
- What is the slew rate of the AD8008? The slew rate of the AD8008 is up to 1000 V/μs.
- How quickly does the AD8008 recover from overdrive? The AD8008 has an overdrive recovery time of 30 ns for a ±2.5 V input step.
- Can the AD8008 drive capacitive loads? Yes, the AD8008 can drive up to 8 pF with 30% overshoot.
- What is the SFDR of the AD8008 at 20 MHz? The AD8008 has an SFDR of −77 dBc at 20 MHz.
- What is the voltage noise of the AD8008? The AD8008 has a voltage noise of 2.7 nV/√Hz.
- What are the common applications of the AD8008? The AD8008 is commonly used in high-speed data acquisition systems, medical imaging equipment, professional audio equipment, high-frequency signal processing, and test and measurement instruments.
- What package types are available for the AD8008? The AD8008 is available in 8-Lead SOIC (R) and 8-Lead MSOP (RM) packages.
