Overview
The AD2S80AUD, produced by Analog Devices Inc., is a monolithic tracking resolver-to-digital converter. This device is designed to convert the analog signals from a resolver into digital data, making it highly suitable for various control and measurement applications. It is available in 40-lead DIP or 44-terminal LCC ceramic packages, enhancing its reliability and reducing the overall package size required for the system.
Key Specifications
| Specification | Details |
|---|---|
| Resolution | 10-, 12-, 14-, or 16-bit, set by user |
| Package Type | 40-lead DIP or 44-terminal LCC ceramic |
| Voltage Supply | Dual ±10.8V to ±13.2V |
| Operating Temperature | -55°C to 125°C |
| Reference Frequency Range | 50 Hz to 20,000 Hz |
| Power Consumption | Typically 300 mW |
| Maximum Tracking Rate | Up to 1040 RPS (10 bits) |
| ESD Protection | ESD Class 2 (2,000 V min) |
Key Features
- Monolithic Design: A one-chip solution that reduces package size and increases reliability.
- Ratiometric Tracking Conversion: Provides continuous output position data without conversion delay and is insensitive to absolute signal levels, offering good noise immunity and tolerance to harmonic distortion.
- Dynamic Performance: User-selectable bandwidth, maximum tracking rate, and velocity scaling using external resistors and capacitors.
- Velocity Output: An analog signal proportional to velocity, linear to typically one percent, which can replace a tachogenerator in many applications.
- Low Power Consumption: Typically only 300 mW.
- High Immunity to Noise: Includes a phase-sensitive detector to ensure high immunity to non-coherent or quadrature signals.
Applications
- DC Brushless and AC Motor Control: Ideal for motor control systems requiring precise position and velocity feedback.
- Process Control: Used in various process control applications where accurate position and velocity data are crucial.
- Numerical Control of Machine Tools: Enhances the precision and control of machine tools.
- Robotics Axis Control: Provides accurate position and velocity data for robotic systems.
- Military Servo Control: Suitable for military applications requiring high reliability and precision.
Q & A
- What is the AD2S80AUD used for?
The AD2S80AUD is used as a tracking resolver-to-digital converter, converting analog signals from a resolver into digital data. - What are the available resolutions for the AD2S80AUD?
The AD2S80AUD is available in 10-, 12-, 14-, or 16-bit resolutions, set by the user. - What is the typical power consumption of the AD2S80AUD?
The typical power consumption is 300 mW. - What is the operating temperature range of the AD2S80AUD?
The operating temperature range is -55°C to 125°C. - What is the reference frequency range for the AD2S80AUD?
The reference frequency range is 50 Hz to 20,000 Hz. - Does the AD2S80AUD provide velocity output?
Yes, the AD2S80AUD provides an analog signal proportional to velocity, which can be used in place of a tachogenerator. - How does the AD2S80AUD handle noise and harmonic distortion?
The AD2S80AUD uses ratiometric tracking conversion, which provides good noise immunity and tolerance to harmonic distortion on the reference and input signals. - What types of packages are available for the AD2S80AUD?
The AD2S80AUD is available in 40-lead DIP or 44-terminal LCC ceramic packages. - Is the AD2S80AUD suitable for military applications?
Yes, the AD2S80AUD is suitable for military applications due to its high reliability and precision. - Can the AD2S80AUD be used in robotics?
Yes, the AD2S80AUD is used in robotics axis control to provide accurate position and velocity data.
