Overview
The AD600AR-REEL7 is a dual-channel, low noise, wideband variable gain amplifier produced by Analog Devices Inc. This component is part of the AD600 series, which is optimized for use in various high-performance applications, including ultrasound imaging systems, high-performance audio, and RF AGC systems. The AD600AR-REEL7 features a precision passive input attenuator and a gain-control circuit that provides continuous interpolation, resulting in a linear control function in dB. Each amplifier channel is designed to drive high-speed ADCs and can handle a wide range of gain settings with low distortion and noise.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Gain Range | 0 dB to 40 dB | |
| Gain Error | ±0.3 dB | |
| Input Noise | 1.4 nV/√Hz | |
| Total Harmonic Distortion (THD) | −60 dBc at ±1 V output | |
| Bandwidth | dc to 35 MHz (−3 dB) | |
| Group Delay Change vs. Gain | ±2 ns | |
| Power Consumption | 125 mW (maximum) per amplifier | |
| Operating Temperature Range | −40°C to +85°C | |
| Supply Voltage | ±4.75 V to ±5.25 V | |
| Package Type | 16-Lead SOIC |
Key Features
- Precision passive input attenuator realized as a 7-stage R-2R ladder network with an input resistance of 100 Ω.
- Continuous gain control with linear function in dB.
- Low input noise of 1.4 nV/√Hz and low distortion of −60 dBc THD at ±1 V output.
- High bandwidth from dc to 35 MHz (−3 dB) with stable group delay of ±2 ns.
- Low power consumption of 125 mW (maximum) per amplifier.
- TTL- and CMOS-compatible signal gating interface.
- Able to drive 100 Ω load impedances with low distortion.
Applications
- Ultrasound and sonar time-gain controls.
- High-performance audio and RF AGC systems.
- Signal measurement systems.
- Driving high-speed ADCs.
Q & A
- What is the gain range of the AD600AR-REEL7?
The gain range of the AD600AR-REEL7 is from 0 dB to 40 dB.
- What is the input noise of the AD600AR-REEL7?
The input noise of the AD600AR-REEL7 is 1.4 nV/√Hz.
- What is the bandwidth of the AD600AR-REEL7?
The bandwidth of the AD600AR-REEL7 is from dc to 35 MHz (−3 dB).
- What is the power consumption of the AD600AR-REEL7 per amplifier?
The power consumption of the AD600AR-REEL7 is 125 mW (maximum) per amplifier.
- What is the operating temperature range of the AD600AR-REEL7?
The operating temperature range of the AD600AR-REEL7 is −40°C to +85°C.
- What type of package does the AD600AR-REEL7 come in?
The AD600AR-REEL7 comes in a 16-Lead SOIC package.
- Is the AD600AR-REEL7 compatible with TTL and CMOS logic?
Yes, the AD600AR-REEL7 is TTL- and CMOS-compatible.
- What are some typical applications of the AD600AR-REEL7?
The AD600AR-REEL7 is typically used in ultrasound and sonar time-gain controls, high-performance audio and RF AGC systems, and signal measurement systems.
- Can the AD600AR-REEL7 drive high-speed ADCs?
Yes, the AD600AR-REEL7 is designed to drive high-speed ADCs.
- What is the group delay change vs. gain of the AD600AR-REEL7?
The group delay change vs. gain of the AD600AR-REEL7 is ±2 ns.
