Overview
The AD676KN, produced by Analog Devices Inc., is a 16-bit analog-to-digital converter (ADC) designed for high-performance signal processing and measurement applications. This device utilizes a switched-capacitor/charge redistribution architecture, achieving a conversion rate of 100 kSPS with a total conversion time of 10 µs. The AD676KN is optimized for both dynamic and static parameters, making it suitable for a wide range of applications.
Key Specifications
| Parameter | Value |
|---|---|
| Resolution | 16 bits |
| Conversion Rate | 100 kSPS |
| Conversion Time | 10 µs |
| Output Format | Parallel |
| Power Supply | +5 V and ±12 V |
| Power Consumption | Typically 360 mW during conversion |
| Signal-to-Noise and Distortion Ratio (S/(N+D)) | 90 dB at 1 MHz full power bandwidth |
| Total Harmonic Distortion (THD) | -97 dB |
| Integral Nonlinearity (INL) | ±1 LSB |
| Package Type | 28-DIP |
Key Features
- Autocalibrating on-chip sample-hold function, eliminating the need for external circuitry.
- Successive-approximation technique using a capacitor-array, charge redistribution method to ensure high linearity and accuracy.
- On-chip microcontroller and calibration DAC for compensating capacitor mismatch errors.
- Parallel output format with 16-bit resolution.
- Low power consumption, typically 360 mW during conversion.
- High dynamic performance with 90 dB S/(N+D) ratio and -97 dB THD at 1 MHz full power bandwidth.
Applications
- Signal processing applications requiring high dynamic range and accuracy.
- Measurement applications where precise analog-to-digital conversion is crucial.
- Industrial control systems and data acquisition systems.
- Medical and scientific instrumentation.
- Aerospace and defense systems requiring high reliability and performance.
Q & A
- What is the resolution of the AD676KN ADC?
The AD676KN has a resolution of 16 bits.
- What is the conversion rate of the AD676KN?
The conversion rate is 100 kSPS.
- What is the typical power consumption of the AD676KN during conversion?
The typical power consumption is 360 mW.
- What is the output format of the AD676KN?
The output format is parallel.
- How does the AD676KN achieve high linearity and accuracy?
The AD676KN uses a capacitor-array, charge redistribution technique and on-chip autocalibration to achieve high linearity and accuracy.
- What are the power supply requirements for the AD676KN?
The AD676KN operates from +5 V and ±12 V supplies.
- What is the signal-to-noise and distortion ratio (S/(N+D)) of the AD676KN?
The S/(N+D) ratio is 90 dB at 1 MHz full power bandwidth.
- What is the total harmonic distortion (THD) of the AD676KN?
The THD is -97 dB.
- What is the integral nonlinearity (INL) of the AD676KN?
The INL is ±1 LSB.
- In what package type is the AD676KN available?
The AD676KN is available in a 28-DIP package.
