Overview
The AD8005, produced by Analog Devices Inc., is an ultralow power, high-speed amplifier designed to offer exceptional performance in various high-speed applications. This amplifier boasts a wide signal bandwidth of 170 MHz and a slew rate of 280 V/μs, making it ideal for signal conditioning, A/D buffers, and other power-sensitive systems. The AD8005 operates on a quiescent supply current of only 400 μA, significantly extending the operating time of battery-powered systems without compromising dynamic performance.
Key Specifications
| Parameter | Min | Typ | Max | Units |
|---|---|---|---|---|
| Small Signal Bandwidth (G = +1) | 190 | 225 | - | MHz |
| Small Signal Bandwidth (G = +2) | 110 | 130 | - | MHz |
| Slew Rate | - | 280 | - | V/μs |
| Input Voltage Noise at 10 MHz | - | 4.0 | - | nV/√Hz |
| Quiescent Supply Current | 400 | 475 | 560 | μA |
| Power Supply Range | ±4 V to ±6 V | - | - | V |
| Operating Temperature Range | -40°C | - | +85°C | °C |
| Output Voltage Swing (RL = 1 kΩ) | +3.7 V | - | -3.7 V | V |
| Output Current (RL = 50 Ω) | - | 10 | - | mA |
| Short Circuit Current | - | 60 | - | mA |
Key Features
- Ultralow power consumption: 400 μA quiescent supply current.
- High speed: 170 MHz bandwidth and 280 V/μs slew rate.
- Low distortion: -63 dBc at 1 MHz and -50 dBc at 10 MHz.
- Excellent video specifications: Gain flatness of 0.1 dB to 30 MHz, differential gain error of 0.11%, and differential phase error of 0.4°.
- Wide power supply range: ±4 V to ±6 V.
- Available in 8-lead PDIP, 8-lead SOIC_N, and 5-lead SOT-23 packages.
Applications
- Signal conditioning.
- A/D buffers.
- Power-sensitive, high-speed systems.
- Battery-powered equipment.
- Loop/remote power systems.
- Communication or video test systems.
- Portable medical instruments.
Q & A
- What is the bandwidth of the AD8005 amplifier? The AD8005 has a small signal bandwidth of 190 MHz to 225 MHz for a gain of +1 and 110 MHz to 130 MHz for a gain of +2.
- What is the slew rate of the AD8005? The slew rate of the AD8005 is 280 V/μs.
- How much quiescent current does the AD8005 consume? The AD8005 consumes a quiescent supply current of 400 μA.
- What is the operating temperature range of the AD8005? The AD8005 operates over an industrial temperature range of -40°C to +85°C.
- What are the typical output voltage swing and output current of the AD8005? The output voltage swing is typically ±3.7 V (RL = 1 kΩ), and the output current is 10 mA (RL = 50 Ω).
- What are the key video specifications of the AD8005? The AD8005 has a gain flatness of 0.1 dB to 30 MHz, a differential gain error of 0.11%, and a differential phase error of 0.4°.
- What are the available packages for the AD8005? The AD8005 is available in 8-lead PDIP, 8-lead SOIC_N, and 5-lead SOT-23 packages.
- What is the power supply range for the AD8005? The AD8005 operates on a power supply range of ±4 V to ±6 V.
- What are some common applications of the AD8005? Common applications include signal conditioning, A/D buffers, power-sensitive high-speed systems, battery-powered equipment, and portable medical instruments.
- How does the AD8005 perform in terms of distortion? The AD8005 has low distortion with THDs of -63 dBc at 1 MHz and -50 dBc at 10 MHz.
