Overview
The AD605BRZ from Analog Devices Inc. is a dual, low noise, single-supply variable gain amplifier. This component is part of the X-AMP® series and is designed for applications requiring high performance and flexibility in gain control. The AD605BRZ features two independent linear-in-dB channels with differential inputs and unipolar gain control, making it suitable for a range of applications including audio, video, and RF signal processing.
Key Specifications
| Parameter | Value |
|---|---|
| Brand | Analog Devices Inc. |
| Power Supply Type | Single |
| Typical Single Supply Voltage | 4.5 V to 5.5 V |
| Maximum Input Resistance | 175 Ω |
| Number of Channels per Chip | 2 |
| Rail to Rail | No |
| Mounting Type | Surface Mount |
| Package Type | 16-Pin SOIC |
| Output Type | Single Ended |
| Maximum Operating Temperature | +85 °C |
| Minimum Operating Temperature | -40 °C |
| Dimensions | 10 x 4 x 1.5 mm |
| Gain Range | -14 dB to +34 dB or 0 dB to +48 dB |
| Quiescent Supply Current | 18 mA to 23 mA |
| Power Dissipation | 90 mW |
Key Features
- Dual, low noise, single-supply variable gain amplifier with two independent linear-in-dB channels.
- Differential inputs and unipolar gain control for ease of use.
- User-determined gain range and external reference input for gain scaling (dB/V).
- High performance linear-in-dB response using the DSX-AMP architecture.
- Input noise spectral density of 1.8 nV/√Hz.
- Accepts ±2.0 V input signal when VOCM is biased at VP/2.
- Gain control interface with input resistance of approximately 2 MΩ and scale factors from 20 dB/V to 30 dB/V.
- Power-down feature to reduce supply current to 1.9 mA when VGN is < 50 mV.
Applications
- Audio and video signal processing.
- RF signal processing and amplification.
- Medical imaging and diagnostic equipment.
- Industrial control and automation systems.
- Communication systems requiring variable gain amplification.
Q & A
- What is the typical supply voltage range for the AD605BRZ?
The typical single supply voltage range is 4.5 V to 5.5 V.
- How many channels does the AD605BRZ have?
The AD605BRZ has two independent channels.
- What is the package type of the AD605BRZ?
The package type is 16-Pin SOIC.
- What is the maximum operating temperature of the AD605BRZ?
The maximum operating temperature is +85 °C.
- What is the gain range of the AD605BRZ?
The gain range can be set between -14 dB to +34 dB or 0 dB to +48 dB depending on the configuration.
- Does the AD605BRZ have a power-down feature?
- What is the input noise spectral density of the AD605BRZ?
- Is the AD605BRZ obsolete?
- What is the quiescent supply current of the AD605BRZ?
- What are some common applications of the AD605BRZ?
