Overview
The AD2S82AJPZ, produced by Analog Devices Inc., is a monolithic tracking resolver-to-digital converter. This device is part of the AD2S82A series and is packaged in a 44-lead J leaded PLCC package. It offers variable resolution options of 10, 12, 14, or 16 bits, making it highly versatile for various applications. The converter uses a ratiometric tracking conversion method, ensuring high noise immunity and tolerance to lead length variations when the converter is remote from the resolver. This makes it suitable for systems requiring precise and reliable conversion of resolver format input signals into digital output.
Key Specifications
| Parameter | Conditions | Min | Typ | Max | Units |
|---|---|---|---|---|---|
| Resolution | 10, 12, 14, 16 bits | ||||
| Tracking Rate | 10-bit resolution | 1040 rps (62,400 rpm) | rps | ||
| Power Consumption | 300 mW | mW | |||
| Operating Temperature | –40°C | +85°C | °C | ||
| Angular Accuracy | 4 + 1 LSB arc min (B, K, T options) | arc min | |||
| ESD Protection | 2000 V min (Class II) | V | |||
| Package Type | 44-lead J leaded PLCC |
Key Features
- Monolithic Tracking Resolver-to-Digital Converter: Integrated in a single chip, enhancing reliability and reducing package size.
- Variable Resolution: Supports 10, 12, 14, or 16-bit resolutions, allowing users to select the resolution that best suits their system requirements.
- Ratiometric Conversion Method: Ensures high noise immunity and tolerance to lead length variations, making it suitable for remote installations.
- Low Power Consumption: Typically consumes only 300 mW, which is beneficial for power-sensitive applications.
- High Tracking Rate: Can track resolver signals rotating at up to 1040 revolutions per second (62,400 rpm) when set to 10-bit resolution.
- ESD Protection: Class II ESD protection with a minimum of 2000 V, ensuring robustness against electrostatic discharge.
- Velocity Output: Provides an analog signal proportional to velocity, which can replace a tachogenerator.
- Data Complement Facility: Includes data complement output for easy data handling.
Applications
- DC Brushless and AC Motor Control: Ideal for precise motor control systems requiring high-resolution position feedback.
- Process Control: Used in various process control systems where accurate position and velocity data are crucial.
- Numerical Control of Machine Tools: Enhances the precision and reliability of machine tool control systems.
- Robotics Axis Control: Suitable for robotic systems that require accurate and reliable position and velocity feedback).
Q & A
- What is the AD2S82AJPZ used for?
The AD2S82AJPZ is a tracking resolver-to-digital converter used to convert resolver format input signals into digital output, suitable for various applications including motor control, process control, and robotics).
- What are the available resolution options for the AD2S82AJPZ?
The AD2S82AJPZ supports resolutions of 10, 12, 14, or 16 bits).
- What is the maximum tracking rate of the AD2S82AJPZ?
The maximum tracking rate is up to 1040 revolutions per second (62,400 rpm) when set to 10-bit resolution).
- What is the typical power consumption of the AD2S82AJPZ?
The typical power consumption is 300 mW).
- What type of package does the AD2S82AJPZ come in?
The AD2S82AJPZ is packaged in a 44-lead J leaded PLCC package).
- Does the AD2S82AJPZ have ESD protection?
Yes, it has Class II ESD protection with a minimum of 2000 V).
- What is the operating temperature range of the AD2S82AJPZ?
The operating temperature range is –40°C to +85°C).
- What is the angular accuracy of the AD2S82AJPZ?
The angular accuracy varies by option, with the B, K, T options having an accuracy of 4 + 1 LSB arc min).
- Can the AD2S82AJPZ provide velocity output?
Yes, it provides an analog signal proportional to velocity, which can replace a tachogenerator).
- What are some common applications of the AD2S82AJPZ?
Common applications include DC brushless and AC motor control, process control, numerical control of machine tools, and robotics axis control).
