Overview
The AD976ACN is a high-speed, low-power 16-bit analog-to-digital converter (ADC) manufactured by Analog Devices Inc. This device operates on a single 5 V supply and is designed for high-performance applications. The AD976ACN uses a successive approximation, switched capacitor architecture, which ensures high accuracy and minimal linearity errors. It features an internal 2.5 V reference and an on-chip clock, making it a comprehensive A/D solution. The device is available in a 28-lead plastic DIP package and is suitable for a wide range of industrial and commercial applications.
Key Specifications
| Parameter | Value |
|---|---|
| Number of Bits | 16 |
| Conversion Rate | 200 kSPS (AD976A), 100 kSPS (AD976) |
| Analog Input Voltage Range | ±10 V |
| Supply Voltage | 5 V |
| Power Dissipation | 100 mW max |
| Operating Temperature Range | -40°C to +85°C |
| Package Type | 28-Lead Plastic DIP, SSOP, SOIC |
| Output Format | Parallel, Word (2's Complement Binary) |
| Converter Type | Successive Approximation, Switched Capacitor ADC |
| Linearity Error (Max) | 0.0046% |
Key Features
- Fast Throughput: The AD976ACN offers high-speed conversion rates of up to 200 kSPS for the AD976A and 100 kSPS for the AD976.
- Single-Supply Operation: Operates from a single 5 V supply, minimizing power consumption to 100 mW max.
- Comprehensive DC and AC Specifications: Factory calibrated and fully tested for SNR, THD, offset, gain, and linearity.
- Integrated Solution: Includes an accurate ADC, internal 2.5 V reference, and on-chip clock.
- High Accuracy: Uses a capacitor array charge distribution technique to eliminate linearity errors due to temperature-induced mismatches.
- Parallel Interface: Allows direct connection to digital signal processors and microcontrollers.
Applications
The AD976ACN is versatile and can be applied in various fields, including:
- Industrial control systems
- Medical devices
- Aerospace and defense systems
- High-speed data acquisition systems
- Digital signal processing and microcontroller-based systems
Q & A
- What is the conversion rate of the AD976ACN?
The AD976ACN has a conversion rate of up to 200 kSPS for the AD976A and 100 kSPS for the AD976.
- What is the analog input voltage range of the AD976ACN?
The analog input voltage range is ±10 V.
- What is the supply voltage for the AD976ACN?
The supply voltage is 5 V.
- What is the maximum power dissipation of the AD976ACN?
The maximum power dissipation is 100 mW.
- What is the operating temperature range of the AD976ACN?
The operating temperature range is -40°C to +85°C.
- What type of converter is used in the AD976ACN?
The AD976ACN uses a successive approximation, switched capacitor ADC.
- What is the output format of the AD976ACN?
The output format is parallel, word (2's complement binary).
- Does the AD976ACN have an internal reference?
Yes, the AD976ACN has an internal 2.5 V reference.
- What is the package type of the AD976ACN?
The AD976ACN is available in 28-lead plastic DIP, SSOP, and SOIC packages.
- What is the linearity error of the AD976ACN?
The maximum linearity error is 0.0046%.
