Overview
The AD12401-400JWS is a high-performance 12-bit analog-to-digital converter (ADC) produced by Analog Devices Inc. This device is designed to operate at a sampling rate of 400 million samples per second (MSPS), making it suitable for high-speed data acquisition applications. The AD12401-400JWS features a pipeline architecture, which ensures low latency and high throughput, making it ideal for use in various high-speed signal processing systems.
Key Specifications
| Parameter | Case Temp | Test Level | Min | Typ | Max | Unit |
|---|---|---|---|---|---|---|
| Resolution | - | - | 12 | - | - | bits |
| Sampling Rate | - | - | 400 | - | - | MSPS |
| SNR (10 MHz, -1 dBFS) | 0°C to 60°C | Full scale | 62 | 64 | - | dBFS |
| SINAD (10 MHz, -1 dBFS) | 0°C to 60°C | Full scale | 59 | 63.5 | - | dBFS |
| Spurious-Free Dynamic Range (10 MHz, -1 dBFS) | 0°C to 60°C | Full scale | 69 | 85 | - | dBFS |
| Image Spur (10 MHz, -1 dBFS) | 0°C to 60°C | Full scale | 60 | 75 | - | dBFS |
| Digital Output Logic Levels (VC = 3.3 V, CLOAD = 8 pF, 2.5 V LVDS) | - | - | - | 1.25 | - | V |
| Output High Voltage (60°C) | - | - | - | 1.602 | - | V |
| Output Low Voltage (60°C) | - | - | - | 0.898 | - | V |
Key Features
- High-Speed Sampling: The AD12401-400JWS operates at a sampling rate of 400 MSPS, making it suitable for high-speed data acquisition and signal processing applications.
- High Resolution: This ADC features a 12-bit resolution, providing high accuracy and precision in converting analog signals to digital data.
- Low Latency: The pipeline architecture of the AD12401-400JWS ensures low latency, with a pipeline latency of exactly 74 cycles plus additional time for data to emerge.
- LVDS Output: The device supports 2.5 V LVDS (Low Voltage Differential Signaling) digital output, which enhances signal integrity and reduces noise.
- Multiple Power Supplies: The ADC can be powered with multiple supply voltages (VA = 3.7 V, VC = 3.3 V, VD = 1.5 V), providing flexibility in system design.
Applications
- High-Speed Data Acquisition Systems: Suitable for applications requiring rapid conversion of analog signals to digital data, such as in medical imaging, radar systems, and high-speed test and measurement equipment.
- Signal Processing Systems: Ideal for use in various signal processing applications, including telecommunications, audio and video processing, and scientific instruments.
- Aerospace and Defense: The high performance and reliability of the AD12401-400JWS make it a candidate for use in aerospace and defense applications where high-speed data conversion is critical.
- Industrial Automation: Can be used in industrial automation systems that require high-speed and accurate data acquisition and processing.
Q & A
- What is the sampling rate of the AD12401-400JWS?
The AD12401-400JWS operates at a sampling rate of 400 million samples per second (MSPS).
- What is the resolution of the AD12401-400JWS?
The AD12401-400JWS has a 12-bit resolution.
- What type of digital output does the AD12401-400JWS support?
The device supports 2.5 V LVDS (Low Voltage Differential Signaling) digital output.
- What are the power supply requirements for the AD12401-400JWS?
The ADC can be powered with multiple supply voltages: VA = 3.7 V, VC = 3.3 V, and VD = 1.5 V.
- What is the pipeline latency of the AD12401-400JWS?
The pipeline latency is exactly 74 cycles plus additional time for data to emerge.
- What are some typical applications of the AD12401-400JWS?
High-speed data acquisition systems, signal processing systems, aerospace and defense, and industrial automation.
- What is the SNR (Signal-to-Noise Ratio) of the AD12401-400JWS at 10 MHz input frequency?
The SNR is typically 64 dBFS at -1 dBFS input level.
- What is the SINAD (Signal-to-Noise and Distortion) of the AD12401-400JWS at 10 MHz input frequency?
The SINAD is typically 63.5 dBFS at -1 dBFS input level.
- What is the Spurious-Free Dynamic Range (SFDR) of the AD12401-400JWS at 10 MHz input frequency?
The SFDR is typically 85 dBFS at -1 dBFS input level.
- How does the AD12401-400JWS handle output logic levels?
The device handles output logic levels with a common-mode voltage of 1.25 V and supports 2.5 V LVDS output.
