Overview
The AD600ARZ-RL, produced by Analog Devices Inc., is a dual-channel, low noise, wideband variable gain amplifier. This component is part of the AD600 series and is optimized for applications requiring precise gain control, low noise, and wide bandwidth. The AD600ARZ-RL features a proprietary X-AMP® circuit, which combines a variable attenuator and a high-speed fixed gain amplifier to achieve its performance objectives. Each channel of the amplifier provides a gain range of 0 dB to 40 dB, making it suitable for a variety of high-performance applications.
Key Specifications
| Parameter | Conditions | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| Gain Range | 0 dB | 40 dB | |||
| Input Noise Spectral Density | 1.4 nV/√Hz | 1.4 nV/√Hz | 1.4 nV/√Hz | nV/√Hz | |
| −3 dB Bandwidth | VOUT = 100 mV rms | 35 MHz | 35 MHz | 35 MHz | MHz |
| Slew Rate | 275 V/μs | 275 V/μs | 275 V/μs | V/μs | |
| Peak Output | RL ≥ 500 Ω | ±2.5 V | ±3 V | ±2.5 V | V |
| Output Impedance | f ≤ 10 MHz | 2 Ω | 2 Ω | 2 Ω | Ω |
| Total Harmonic Distortion | RL= 200 Ω, VOUT = ±1 V peak | −60 dBc | −60 dBc | −60 dBc | dBc |
| Quiescent Current | Each channel | 11 mA | 12.5 mA | 14 mA | mA |
| Supply Voltage Range | ±4.75 V | ±5.25 V | V |
Key Features
- Low Noise and Distortion: The AD600ARZ-RL features a low input noise spectral density of 1.4 nV/√Hz and a total harmonic distortion of −60 dBc, making it ideal for high-performance applications.
- Wide Bandwidth: The amplifier has a −3 dB bandwidth of 35 MHz, which is essentially independent of the gain setting.
- Precise Gain Control: The gain is directly proportional to the control voltage, with an accurate absolute gain of ±0.3 dB.
- Signal Gating Function: Each amplifier channel includes a signal gating function for on/off control.
- Low Power Consumption: The component has a low quiescent current of 11 mA to 14 mA per channel.
- TTL- and CMOS-Compatible Logic Inputs: The logic inputs are compatible with both TTL and CMOS logic levels.
Applications
- Ultrasound and Sonar Systems: The AD600ARZ-RL is optimized for use in ultrasound imaging systems and sonar time-gain controls due to its precise gain control and low noise characteristics.
- High-Performance Audio and RF AGC Systems: It is suitable for applications requiring high signal-to-noise ratios and low distortion.
- Signal Measurement: The amplifier can be used in various signal measurement applications where high accuracy and low noise are critical.
Q & A
- What is the gain range of the AD600ARZ-RL?
The gain range of the AD600ARZ-RL is from 0 dB to 40 dB. - What is the input noise spectral density of the AD600ARZ-RL?
The input noise spectral density is 1.4 nV/√Hz. - What is the −3 dB bandwidth of the AD600ARZ-RL?
The −3 dB bandwidth is 35 MHz. - What is the slew rate of the AD600ARZ-RL?
The slew rate is 275 V/μs. - What is the peak output voltage of the AD600ARZ-RL into a 500 Ω load?
The peak output voltage is ±2.5 V minimum into a 500 Ω load. - Is the AD600ARZ-RL compatible with TTL and CMOS logic?
Yes, the AD600ARZ-RL is compatible with both TTL and CMOS logic inputs. - What is the quiescent current per channel of the AD600ARZ-RL?
The quiescent current per channel is 11 mA to 14 mA. - What are the typical applications of the AD600ARZ-RL?
The AD600ARZ-RL is typically used in ultrasound and sonar systems, high-performance audio and RF AGC systems, and signal measurement applications. - What is the total harmonic distortion of the AD600ARZ-RL?
The total harmonic distortion is −60 dBc. - Does the AD600ARZ-RL have a signal gating function?
Yes, each amplifier channel includes a signal gating function for on/off control.
