AD2S80ATD/B

Product Overview

Category: Integrated Circuit (IC)

Use: The AD2S80ATD/B is a high-resolution, programmable resolver-to-digital converter. It is designed to interface with a variety of resolvers and provide accurate digital position and velocity information.

Characteristics: - High resolution: The AD2S80ATD/B offers 14-bit resolution, providing precise position and velocity measurements. - Programmable: It can be easily programmed to support different resolver types and configurations. - Versatile: Suitable for a wide range of applications requiring accurate angular position sensing. - Compact package: The AD2S80ATD/B comes in a small form factor, making it suitable for space-constrained designs. - Robust: Designed to operate reliably in harsh environments, with resistance to temperature variations and electrical noise.

Package: The AD2S80ATD/B is available in a 28-pin plastic dual in-line package (PDIP).

Essence: The AD2S80ATD/B is an essential component for systems that require precise angular position sensing. It converts the analog signals from a resolver into digital data, enabling accurate measurement and control.

Packaging/Quantity: The AD2S80ATD/B is typically sold in reels or tubes containing multiple units. The exact quantity depends on the supplier and customer requirements.

Specifications

• Resolution: 14 bits
• Input Voltage Range: ±10 V
• Operating Temperature Range: -40°C to +85°C
• Supply Voltage: +5 V ±10%
• Package Type: 28-pin PDIP

Detailed Pin Configuration

The AD2S80ATD/B has the following pin configuration:

1. REFOUT
2. REF
3. SIN
4. COS
5. SENSE
6. GND
7. VREF
8. AGND
9. VDD
10. CLKIN
11. CLKOUT
12. D0
13. D1
14. D2
15. D3
16. D4
17. D5
18. D6
19. D7
20. D8
21. D9
22. D10
23. D11
24. D12
25. D13
26. D14
27. D15
28. VDD

Functional Features

• Resolver Interface: The AD2S80ATD/B provides a flexible interface to various resolver types, including brushless resolvers and linear variable differential transformers (LVDTs).
• Programmable Excitation Frequency: It allows the user to select the excitation frequency that best suits their application requirements.
• Digital Outputs: The converter generates digital outputs representing the position and velocity of the resolver, making it easy to integrate with digital control systems.
• Fault Detection: The AD2S80ATD/B includes built-in fault detection mechanisms to ensure reliable operation and provide error signals when necessary.

Advantages and Disadvantages

Advantages: - High resolution enables precise position and velocity measurements. - Versatile and programmable for different resolver types. - Compact package suitable for space-constrained designs. - Robust performance in harsh environments.

Disadvantages: - Requires external power supply (+5V) for operation. - Limited pin configuration options.

Working Principles

The AD2S80ATD/B operates by converting the analog signals from a resolver into digital data. It uses a combination of analog-to-digital conversion techniques and signal processing algorithms to accurately determine the angular position and velocity of the resolver. The converter's internal circuitry performs calculations based on the resolver's input signals, providing digital outputs that represent the resolver's position and velocity.

Detailed Application Field Plans

The AD2S80ATD/B is widely used in various applications that require precise angular position sensing. Some of the common application fields include:

1. Robotics: The converter is used in robotic systems to accurately control the position and movement of robotic arms, joints, and other mechanical components.
2. Industrial Automation: It finds application in industrial automation systems for precise positioning of machinery, such as CNC machines, assembly lines, and conveyor systems.
3. Aerospace: The AD2S80ATD/B is utilized in aerospace applications, including aircraft control systems, satellite tracking systems, and navigation systems.
4. Automotive: It is employed in automotive applications for steering angle measurement, suspension control, and engine management systems.
5. Medical Equipment: The converter is used in medical devices that require accurate angular position sensing, such as surgical robots, prosthetic limbs, and imaging equipment.

Detailed and Complete Alternative Models

1. AD2S81ATD/B: Similar to the AD2S80ATD/B, but with higher resolution (16 bits) for even more precise position measurements.
2. AD2S82ATD