Overview
The AD7679AST is a high-performance, 18-bit analog-to-digital converter (ADC) produced by Analog Devices Inc. This device is part of the PulSAR® series, known for its high accuracy and reliability. The AD7679AST features a successive approximation register (SAR) architecture, which provides fast conversion rates and low power consumption. It is designed to meet the demands of various applications requiring precise analog-to-digital conversion.
Key Specifications
| Specification | Value |
|---|---|
| Series | PulSAR® |
| Part Status | Last Time Buy |
| Number of Bits | 18 |
| Sampling Rate (Per Second) | 570k |
| Number of Inputs | 1 |
| Input Type | Differential |
| Data Interface | SPI, Parallel, DSP |
| Configuration | S/H-ADC |
| Ratio - S/H:ADC | 1:1 |
| Number of A/D Converters | 1 |
| Architecture | SAR |
| Reference Type | External, Internal |
| Voltage - Supply, Analog | 5V |
| Voltage - Supply, Digital | 5V |
| Operating Temperature | -40°C ~ 85°C |
| Package / Case | 48-LQFP (7x7) |
Key Features
- High Resolution: 18-bit resolution providing high accuracy in analog-to-digital conversion.
- Fast Conversion Rate: Sampling rate of up to 570 kSPS, making it suitable for high-speed applications.
- Flexible Interface: Supports SPI, parallel, and DSP interfaces for versatile data transfer.
- Low Power Consumption: Designed to operate with low power, making it energy-efficient.
- External and Internal Reference: Can use both external and internal reference voltages, offering flexibility in system design.
- Wide Operating Temperature Range: Operates from -40°C to 85°C, suitable for a variety of environmental conditions.
Applications
- Industrial Automation: Used in control systems, sensors, and data acquisition systems.
- Medical Devices: Suitable for medical imaging, patient monitoring, and diagnostic equipment.
- Aerospace and Defense: Applied in various military and aerospace applications requiring high precision and reliability.
- Test and Measurement: Used in oscilloscopes, multimeters, and other test equipment.
- Automotive Systems: Employed in automotive control systems, safety features, and diagnostic tools.
Q & A
- What is the resolution of the AD7679AST ADC?
The AD7679AST has a resolution of 18 bits.
- What is the maximum sampling rate of the AD7679AST?
The maximum sampling rate is 570 kSPS.
- What types of data interfaces does the AD7679AST support?
The AD7679AST supports SPI, parallel, and DSP interfaces.
- Can the AD7679AST use both external and internal reference voltages?
- What is the operating temperature range of the AD7679AST?
The operating temperature range is from -40°C to 85°C.
- What is the package type of the AD7679AST?
The package type is 48-LQFP (7x7).
- Is the AD7679AST suitable for high-speed applications?
- What are some common applications of the AD7679AST?
Common applications include industrial automation, medical devices, aerospace and defense, test and measurement, and automotive systems.
- Does the AD7679AST have low power consumption?
- What is the input type of the AD7679AST?
The input type is differential.
