Overview
The AD976AAR is a high-performance, 16-bit analog-to-digital converter (ADC) produced by Analog Devices Inc. This device is part of the AD976/AD976A series, known for its high speed and low power consumption. The AD976AAR operates from a single 5 V supply and is designed for applications requiring fast throughput and precise analog-to-digital conversion.
The ADC employs a successive approximation, switched capacitor architecture, which ensures high accuracy and linearity. It features an internal 2.5 V reference and an on-chip clock, making it a highly integrated solution for various digital signal processing tasks.
Key Specifications
| Specification | Value |
|---|---|
| Number of Bits | 16 |
| Sampling Rate | 200 kSPS |
| Supply Voltage (Digital/Analog) | 5 V |
| Input Range | ±10 V |
| Reference Type | External, Internal |
| Operating Temperature | -40°C to +85°C |
| Package Type | 28-SOIC |
| Power Dissipation | 100 mW (max) |
| Interface | Parallel |
| Lead Free Status / RoHS Status | Lead free / RoHS Compliant |
Key Features
- Fast Throughput: The AD976AAR offers a high sampling rate of 200 kSPS, making it suitable for high-speed applications.
- Single-Supply Operation: It operates from a single 5 V supply, simplifying system design and reducing power consumption.
- Comprehensive DC and AC Specifications: The device is factory calibrated and fully tested for SNR, THD, offset, gain, and linearity.
- Highly Integrated Solution: Includes an accurate ADC, reference, and on-chip clock, reducing the need for external components.
- Successive Approximation Architecture: Uses a capacitor array charge distribution technique for precise analog-to-digital conversion.
- Low Power Dissipation: Maximum power dissipation of 100 mW.
Applications
- Digital Signal Processing: Suitable for connecting directly to digital signal processors and microcontrollers.
- Industrial Automation: Ideal for applications requiring precise and fast analog-to-digital conversion in industrial environments.
- Medical Devices: Can be used in medical equipment where high accuracy and reliability are crucial.
- Aerospace and Defense: Applicable in various military and aerospace applications due to its robust performance and reliability.
Q & A
- What is the sampling rate of the AD976AAR?
The AD976AAR has a sampling rate of 200 kSPS.
- What is the supply voltage for the AD976AAR?
The AD976AAR operates from a single 5 V supply.
- What is the input range of the AD976AAR?
The input range is ±10 V.
- Does the AD976AAR have an internal reference?
Yes, the AD976AAR has both external and internal reference options.
- What is the operating temperature range of the AD976AAR?
The operating temperature range is -40°C to +85°C.
- What type of interface does the AD976AAR use?
The AD976AAR uses a parallel interface.
- Is the AD976AAR RoHS compliant?
Yes, the AD976AAR is lead free and RoHS compliant.
- What is the power dissipation of the AD976AAR?
The maximum power dissipation is 100 mW.
- What architecture does the AD976AAR use for analog-to-digital conversion?
The AD976AAR uses a successive approximation, switched capacitor architecture.
- In what package types is the AD976AAR available?
The AD976AAR is available in 28-SOIC, among other package types.
