Overview
The AD7663ASTRL is a 16-bit, 250 kSPS (kilosamples per second) analog-to-digital converter (ADC) produced by Analog Devices Inc. This device is part of the AD7663 series and is known for its high-speed and high-accuracy conversion capabilities. It operates from a single 5 V power supply and is fabricated using Analog Devices’ high-performance 0.6 micron CMOS process. The AD7663ASTRL is available in a 48-lead LQFP (Quad Flatpack) package and is specified to operate over a temperature range of –40°C to +85°C.
Key Specifications
| Parameter | Value |
|---|---|
| Resolution | 16 bits |
| Sampling Rate | 250 kSPS |
| Power Supply | Single 5 V |
| Power Dissipation | 35 mW (typical at 250 kSPS), 15 µW (at 100 SPS), 7 µW (power-down) |
| Integral Nonlinearity (INL) | ±3 LSB |
| Signal-to-Noise Ratio (SNR) | 92.5 dB (typical) |
| Total Harmonic Distortion (THD) | -100 dB (typical) |
| Interface | Serial (2-wire) or Parallel (8 bits or 16 bits) |
| Operating Temperature | –40°C to +85°C |
| Package | 48-lead LQFP |
Key Features
- Fast Throughput: The AD7663ASTRL offers a high sampling rate of 250 kSPS, making it suitable for high-speed data acquisition applications.
- Single-Supply Operation: It operates from a single 5 V power supply, which simplifies the power management in the system.
- Low Power Consumption: The device dissipates only 35 mW at full throughput and reduces to 15 µW at lower sampling rates, and 7 µW in power-down mode.
- High Accuracy: The ADC features superior integral nonlinearity (INL) of ±3 LSB and no missing 16-bit codes.
- Versatile Interface: It supports both serial (2-wire) and parallel (8 bits or 16 bits) interfaces, compatible with both 3 V and 5 V logic.
Applications
- Data Acquisition: Suitable for high-speed data acquisition systems requiring precise and reliable conversion.
- Motor Control: Used in motor control systems where accurate and fast feedback is necessary.
- Communication: Applied in communication systems for signal processing and conversion.
- Instrumentation: Utilized in various instrumentation applications such as spectrum analysis and medical instruments.
- Process Control: Employed in process control systems to monitor and control various parameters.
Q & A
- What is the resolution of the AD7663ASTRL?
The AD7663ASTRL has a resolution of 16 bits. - What is the maximum sampling rate of the AD7663ASTRL?
The maximum sampling rate is 250 kSPS. - What is the power supply requirement for the AD7663ASTRL?
The device operates from a single 5 V power supply. - What is the typical power dissipation of the AD7663ASTRL at full throughput?
The typical power dissipation is 35 mW at 250 kSPS. - What is the integral nonlinearity (INL) of the AD7663ASTRL?
The INL is ±3 LSB. - What types of interfaces does the AD7663ASTRL support?
The device supports both serial (2-wire) and parallel (8 bits or 16 bits) interfaces. - What is the operating temperature range of the AD7663ASTRL?
The operating temperature range is –40°C to +85°C. - In what package is the AD7663ASTRL available?
The device is available in a 48-lead LQFP package. - What are some common applications of the AD7663ASTRL?
Common applications include data acquisition, motor control, communication, instrumentation, and process control. - Does the AD7663ASTRL have built-in error correction circuits?
Yes, the AD7663ASTRL contains error correction circuits to ensure high accuracy.
