Overview
The AD9271BSVZ-50, produced by Analog Devices Inc., is a highly integrated, low-power, and compact analog-to-digital converter (ADC) system. This device is designed to meet the demands of applications requiring multiple channels of signal processing with low noise, high gain, and high-speed conversion. The AD9271 features eight channels, each comprising a low noise preamplifier (LNA), a variable gain amplifier (VGA), an antialiasing filter (AAF), and a 12-bit ADC. This integration makes it ideal for use in space-constrained and power-sensitive environments.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Number of Channels | 8 | |
| ADC Resolution | 12-bit | |
| ADC Conversion Rate | 10 MSPS to 50 MSPS | |
| LNA Gain | 14 dB / 15.6 dB / 18 dB | dB |
| VGA Gain Range | −6 dB to +24 dB | dB |
| AAF Cutoff Frequency | 8 MHz to 18 MHz | MHz |
| Input Noise | 1.1 nV/√Hz @ 5 MHz | nV/√Hz |
| Maximum Input Voltage | 400 mV (single-ended) | mV |
| Package Type | 100-Lead TQFP (14mm x 14mm) | |
| Operating Temperature Range | −40°C to +85°C | °C |
| Power Consumption per Channel | 150 mW @ 40 MSPS | mW |
Key Features
- Eight channels of LNA, VGA, AAF, and ADC integrated into a single device.
- Low noise preamplifier (LNA) with input-referred noise of 1.1 nV/√Hz @ 5 MHz.
- Variable gain amplifier (VGA) with a gain range of −6 dB to +24 dB.
- Programmable antialiasing filter (AAF) with a cutoff frequency from 8 MHz to 18 MHz.
- Fully differential signal path and active input preamplifier termination.
- Integrated crosspoint switch for multiple channel configuration options.
- Serial port interface (SPI) for flexible control and configuration.
- Support for double data rate (DDR) operation with a data clock output (DCO±) up to 300 MHz.
Applications
The AD9271BSVZ-50 is suitable for various applications that require high-performance, multi-channel signal processing. Key applications include:
- Medical imaging and ultrasound systems, where high dynamic range and low noise are critical.
- Automotive radar systems, which demand high-speed and accurate signal conversion.
- Other industrial and scientific applications requiring compact, low-power, and high-performance ADC systems.
Q & A
- What is the AD9271BSVZ-50?
The AD9271BSVZ-50 is an integrated analog-to-digital converter system featuring eight channels of LNA, VGA, AAF, and ADC, designed by Analog Devices Inc. - What is the ADC resolution and conversion rate of the AD9271BSVZ-50?
The ADC has a 12-bit resolution and a conversion rate of 10 MSPS to 50 MSPS. - What is the gain range of the VGA in the AD9271BSVZ-50?
The VGA gain range is from −6 dB to +24 dB. - What is the input noise of the LNA in the AD9271BSVZ-50?
The input-referred noise of the LNA is 1.1 nV/√Hz @ 5 MHz. - What is the package type and size of the AD9271BSVZ-50?
The device is packaged in a 100-Lead TQFP with dimensions of 14mm x 14mm. - What is the operating temperature range of the AD9271BSVZ-50?
The operating temperature range is from −40°C to +85°C. - How much power does each channel of the AD9271BSVZ-50 consume at 40 MSPS?
Each channel consumes approximately 150 mW at 40 MSPS. - What are some key applications of the AD9271BSVZ-50?
Key applications include medical imaging, ultrasound, automotive radar, and other industrial and scientific applications. - Does the AD9271BSVZ-50 support double data rate operation?
Yes, it supports double data rate (DDR) operation with a data clock output (DCO±) up to 300 MHz. - How is the AD9271BSVZ-50 configured and controlled?
The device is configured and controlled via a serial port interface (SPI).
